./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1380cfc36c62c1d753945810f92d4eba7bc79d804922edbd332f86c5fd94ebd5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:26:21,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:26:21,968 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 01:26:21,973 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:26:21,974 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:26:21,997 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:26:21,997 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:26:21,998 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:26:21,999 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:26:21,999 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:26:22,000 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:26:22,000 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:26:22,001 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:26:22,001 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:26:22,002 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:26:22,002 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:26:22,003 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:26:22,003 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:26:22,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:26:22,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:26:22,005 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:26:22,005 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:26:22,006 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:26:22,006 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:26:22,007 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:26:22,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:26:22,008 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:26:22,008 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:26:22,008 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:26:22,009 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:26:22,009 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:26:22,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:26:22,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:26:22,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:26:22,011 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:26:22,011 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:26:22,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:26:22,011 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:26:22,012 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:26:22,012 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:26:22,012 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:26:22,012 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:26:22,013 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1380cfc36c62c1d753945810f92d4eba7bc79d804922edbd332f86c5fd94ebd5 [2023-11-29 01:26:22,251 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:26:22,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:26:22,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:26:22,275 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:26:22,276 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:26:22,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:24,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:26:25,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:26:25,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:25,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/a9b188557/f80105109f77471b9b37100186a30b09/FLAGf99b247e5 [2023-11-29 01:26:25,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/a9b188557/f80105109f77471b9b37100186a30b09 [2023-11-29 01:26:25,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:26:25,185 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:26:25,186 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:26:25,186 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:26:25,190 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:26:25,191 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,192 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749c7f91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25, skipping insertion in model container [2023-11-29 01:26:25,192 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:26:25,362 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_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i[919,932] [2023-11-29 01:26:25,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:26:25,460 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:26:25,469 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_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i[919,932] [2023-11-29 01:26:25,511 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:26:25,528 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:26:25,529 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25 WrapperNode [2023-11-29 01:26:25,529 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:26:25,530 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:26:25,530 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:26:25,530 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:26:25,536 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,552 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,610 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 295 [2023-11-29 01:26:25,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:26:25,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:26:25,611 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:26:25,611 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:26:25,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,621 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,628 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,659 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:26:25,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,674 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,678 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,689 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:26:25,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:26:25,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:26:25,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:26:25,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (1/1) ... [2023-11-29 01:26:25,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:26:25,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:25,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:26:25,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:26:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:26:25,757 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:26:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:26:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:26:25,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:26:25,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:26:25,848 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:26:25,849 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:26:26,342 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:26:26,370 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:26:26,371 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:26:26,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:26:26 BoogieIcfgContainer [2023-11-29 01:26:26,371 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:26:26,374 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:26:26,374 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:26:26,377 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:26:26,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:26:25" (1/3) ... [2023-11-29 01:26:26,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50120790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:26:26, skipping insertion in model container [2023-11-29 01:26:26,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:25" (2/3) ... [2023-11-29 01:26:26,379 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50120790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:26:26, skipping insertion in model container [2023-11-29 01:26:26,379 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:26:26" (3/3) ... [2023-11-29 01:26:26,381 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:26,408 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:26:26,408 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:26:26,462 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:26:26,468 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=PETRI_NET, 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;@281810a8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:26:26,469 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:26:26,474 INFO L276 IsEmpty]: Start isEmpty. Operand has 106 states, 71 states have (on average 1.5492957746478873) internal successors, (110), 72 states have internal predecessors, (110), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:26,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:26:26,492 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:26,493 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:26,494 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:26,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:26,499 INFO L85 PathProgramCache]: Analyzing trace with hash -442277508, now seen corresponding path program 1 times [2023-11-29 01:26:26,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:26,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [178322163] [2023-11-29 01:26:26,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:26,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:26,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:26,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [178322163] [2023-11-29 01:26:26,736 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:26:26,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [529435312] [2023-11-29 01:26:26,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:26,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:26,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:26,738 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:26,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:26:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:26,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:26:26,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2023-11-29 01:26:27,004 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:27,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [529435312] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:27,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:27,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:26:27,008 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942848084] [2023-11-29 01:26:27,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:27,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:26:27,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:27,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:26:27,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:26:27,046 INFO L87 Difference]: Start difference. First operand has 106 states, 71 states have (on average 1.5492957746478873) internal successors, (110), 72 states have internal predecessors, (110), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:26:27,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:27,092 INFO L93 Difference]: Finished difference Result 209 states and 378 transitions. [2023-11-29 01:26:27,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:26:27,095 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 205 [2023-11-29 01:26:27,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:27,104 INFO L225 Difference]: With dead ends: 209 [2023-11-29 01:26:27,104 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 01:26:27,108 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:26:27,111 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:27,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 166 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:26:27,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 01:26:27,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-29 01:26:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 70 states have (on average 1.5) internal successors, (105), 70 states have internal predecessors, (105), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 169 transitions. [2023-11-29 01:26:27,166 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 169 transitions. Word has length 205 [2023-11-29 01:26:27,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:27,167 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 169 transitions. [2023-11-29 01:26:27,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:26:27,167 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 169 transitions. [2023-11-29 01:26:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 01:26:27,173 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:27,173 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:27,180 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:26:27,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 01:26:27,377 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:27,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:27,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1757529400, now seen corresponding path program 1 times [2023-11-29 01:26:27,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:27,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69495443] [2023-11-29 01:26:27,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:27,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:27,455 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:27,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1849775186] [2023-11-29 01:26:27,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:27,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:27,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:27,457 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:27,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:26:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:27,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:26:27,669 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:27,742 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:27,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69495443] [2023-11-29 01:26:27,743 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:27,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849775186] [2023-11-29 01:26:27,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849775186] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:27,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:27,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:26:27,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280807233] [2023-11-29 01:26:27,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:27,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:26:27,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:27,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:26:27,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:26:27,747 INFO L87 Difference]: Start difference. First operand 104 states and 169 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:27,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:27,794 INFO L93 Difference]: Finished difference Result 207 states and 337 transitions. [2023-11-29 01:26:27,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:26:27,795 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 205 [2023-11-29 01:26:27,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:27,799 INFO L225 Difference]: With dead ends: 207 [2023-11-29 01:26:27,799 INFO L226 Difference]: Without dead ends: 104 [2023-11-29 01:26:27,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:26:27,802 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 17 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:27,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 465 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:26:27,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2023-11-29 01:26:27,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2023-11-29 01:26:27,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 70 states have (on average 1.4857142857142858) internal successors, (104), 70 states have internal predecessors, (104), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:27,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 168 transitions. [2023-11-29 01:26:27,819 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 168 transitions. Word has length 205 [2023-11-29 01:26:27,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:27,822 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 168 transitions. [2023-11-29 01:26:27,822 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:27,822 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2023-11-29 01:26:27,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2023-11-29 01:26:27,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:27,827 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:27,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:26:28,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:28,033 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:28,034 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:28,034 INFO L85 PathProgramCache]: Analyzing trace with hash -2067830320, now seen corresponding path program 1 times [2023-11-29 01:26:28,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:28,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126007464] [2023-11-29 01:26:28,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:28,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:28,099 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:28,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [25027018] [2023-11-29 01:26:28,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:28,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:28,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:28,101 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:28,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:26:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:28,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:26:28,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:28,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 951 proven. 33 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2023-11-29 01:26:28,413 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:26:28,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 60 proven. 33 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 01:26:28,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:28,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126007464] [2023-11-29 01:26:28,611 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:28,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [25027018] [2023-11-29 01:26:28,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [25027018] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:26:28,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:26:28,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 01:26:28,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398314306] [2023-11-29 01:26:28,612 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:26:28,613 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:26:28,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:28,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:26:28,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:26:28,615 INFO L87 Difference]: Start difference. First operand 104 states and 168 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 01:26:28,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:28,959 INFO L93 Difference]: Finished difference Result 213 states and 340 transitions. [2023-11-29 01:26:28,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:26:28,960 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) Word has length 206 [2023-11-29 01:26:28,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:28,963 INFO L225 Difference]: With dead ends: 213 [2023-11-29 01:26:28,963 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 01:26:28,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:26:28,966 INFO L413 NwaCegarLoop]: 118 mSDtfsCounter, 287 mSDsluCounter, 169 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 307 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:28,966 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [307 Valid, 287 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 01:26:28,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 01:26:28,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 108. [2023-11-29 01:26:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 73 states have (on average 1.4109589041095891) internal successors, (103), 73 states have internal predecessors, (103), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:28,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 167 transitions. [2023-11-29 01:26:28,985 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 167 transitions. Word has length 206 [2023-11-29 01:26:28,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:28,986 INFO L495 AbstractCegarLoop]: Abstraction has 108 states and 167 transitions. [2023-11-29 01:26:28,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 3 states have call successors, (43), 2 states have call predecessors, (43), 4 states have return successors, (44), 3 states have call predecessors, (44), 3 states have call successors, (44) [2023-11-29 01:26:28,987 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2023-11-29 01:26:28,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-29 01:26:28,990 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:28,991 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:28,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:26:29,193 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:29,193 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:29,194 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:29,194 INFO L85 PathProgramCache]: Analyzing trace with hash 921737094, now seen corresponding path program 1 times [2023-11-29 01:26:29,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:29,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086429750] [2023-11-29 01:26:29,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:29,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:29,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:29,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086429750] [2023-11-29 01:26:29,286 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 01:26:29,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2037589628] [2023-11-29 01:26:29,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:29,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:29,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:29,288 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:29,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:26:29,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:29,444 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:26:29,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:29,472 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:29,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2037589628] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:29,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:29,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:26:29,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117297602] [2023-11-29 01:26:29,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:29,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:26:29,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:29,474 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:26:29,474 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:29,475 INFO L87 Difference]: Start difference. First operand 108 states and 167 transitions. Second operand has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:29,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:29,524 INFO L93 Difference]: Finished difference Result 302 states and 465 transitions. [2023-11-29 01:26:29,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:26:29,524 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 209 [2023-11-29 01:26:29,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:29,527 INFO L225 Difference]: With dead ends: 302 [2023-11-29 01:26:29,527 INFO L226 Difference]: Without dead ends: 195 [2023-11-29 01:26:29,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:29,529 INFO L413 NwaCegarLoop]: 215 mSDtfsCounter, 127 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:29,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 360 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:26:29,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2023-11-29 01:26:29,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 192. [2023-11-29 01:26:29,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 133 states have (on average 1.406015037593985) internal successors, (187), 134 states have internal predecessors, (187), 54 states have call successors, (54), 4 states have call predecessors, (54), 4 states have return successors, (54), 53 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-29 01:26:29,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 295 transitions. [2023-11-29 01:26:29,558 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 295 transitions. Word has length 209 [2023-11-29 01:26:29,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:29,559 INFO L495 AbstractCegarLoop]: Abstraction has 192 states and 295 transitions. [2023-11-29 01:26:29,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.333333333333332) internal successors, (52), 3 states have internal predecessors, (52), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:29,560 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 295 transitions. [2023-11-29 01:26:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2023-11-29 01:26:29,563 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:29,563 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:29,569 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:26:29,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:29,770 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:29,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:29,771 INFO L85 PathProgramCache]: Analyzing trace with hash 412264004, now seen corresponding path program 1 times [2023-11-29 01:26:29,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:29,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105703452] [2023-11-29 01:26:29,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:29,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:29,808 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:29,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2121205618] [2023-11-29 01:26:29,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:29,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:29,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:29,811 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:29,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:26:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:29,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:26:29,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:30,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 867 proven. 27 refuted. 0 times theorem prover too weak. 1090 trivial. 0 not checked. [2023-11-29 01:26:30,053 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:26:30,255 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 01:26:30,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:30,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105703452] [2023-11-29 01:26:30,256 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:30,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121205618] [2023-11-29 01:26:30,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121205618] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:26:30,257 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:26:30,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-29 01:26:30,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448254894] [2023-11-29 01:26:30,257 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:26:30,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:26:30,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:30,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:26:30,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:26:30,259 INFO L87 Difference]: Start difference. First operand 192 states and 295 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-11-29 01:26:30,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:30,524 INFO L93 Difference]: Finished difference Result 311 states and 469 transitions. [2023-11-29 01:26:30,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:26:30,526 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) Word has length 209 [2023-11-29 01:26:30,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:30,528 INFO L225 Difference]: With dead ends: 311 [2023-11-29 01:26:30,528 INFO L226 Difference]: Without dead ends: 120 [2023-11-29 01:26:30,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:26:30,530 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 286 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 198 mSolverCounterSat, 91 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 308 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 289 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:30,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [308 Valid, 281 Invalid, 289 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 198 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:26:30,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-29 01:26:30,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 116. [2023-11-29 01:26:30,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 79 states have (on average 1.3417721518987342) internal successors, (106), 79 states have internal predecessors, (106), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:30,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 170 transitions. [2023-11-29 01:26:30,545 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 170 transitions. Word has length 209 [2023-11-29 01:26:30,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:30,546 INFO L495 AbstractCegarLoop]: Abstraction has 116 states and 170 transitions. [2023-11-29 01:26:30,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 states have internal predecessors, (68), 3 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 3 states have call predecessors, (42), 3 states have call successors, (42) [2023-11-29 01:26:30,547 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 170 transitions. [2023-11-29 01:26:30,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-29 01:26:30,549 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:30,549 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:30,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:26:30,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:30,750 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:30,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:30,750 INFO L85 PathProgramCache]: Analyzing trace with hash -435826111, now seen corresponding path program 1 times [2023-11-29 01:26:30,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:30,751 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578374789] [2023-11-29 01:26:30,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:30,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:30,781 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:30,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [821453467] [2023-11-29 01:26:30,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:30,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:30,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:30,783 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:30,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:26:30,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:30,935 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:26:30,940 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:30,956 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:30,956 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:30,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:30,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578374789] [2023-11-29 01:26:30,957 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:30,957 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821453467] [2023-11-29 01:26:30,957 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821453467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:30,957 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:30,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:26:30,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908399687] [2023-11-29 01:26:30,957 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:30,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:26:30,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:30,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:26:30,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:30,960 INFO L87 Difference]: Start difference. First operand 116 states and 170 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:30,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:30,991 INFO L93 Difference]: Finished difference Result 232 states and 341 transitions. [2023-11-29 01:26:30,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:26:30,992 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 211 [2023-11-29 01:26:30,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:30,994 INFO L225 Difference]: With dead ends: 232 [2023-11-29 01:26:30,994 INFO L226 Difference]: Without dead ends: 117 [2023-11-29 01:26:30,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:30,996 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 0 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:30,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 309 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:26:30,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-29 01:26:31,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2023-11-29 01:26:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 80 states have (on average 1.3375) internal successors, (107), 80 states have internal predecessors, (107), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:31,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 171 transitions. [2023-11-29 01:26:31,010 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 171 transitions. Word has length 211 [2023-11-29 01:26:31,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:31,011 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 171 transitions. [2023-11-29 01:26:31,011 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:31,011 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 171 transitions. [2023-11-29 01:26:31,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-29 01:26:31,013 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:31,013 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:31,020 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 01:26:31,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 01:26:31,217 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:31,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:31,218 INFO L85 PathProgramCache]: Analyzing trace with hash 2053702851, now seen corresponding path program 1 times [2023-11-29 01:26:31,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:31,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [732141981] [2023-11-29 01:26:31,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:31,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:31,250 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:31,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1034947143] [2023-11-29 01:26:31,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:31,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:31,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:31,251 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:31,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:26:31,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:31,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:26:31,410 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:31,822 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:31,822 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:31,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:31,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [732141981] [2023-11-29 01:26:31,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:31,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1034947143] [2023-11-29 01:26:31,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1034947143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:31,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:31,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:26:31,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223347038] [2023-11-29 01:26:31,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:31,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:26:31,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:31,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:26:31,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:31,825 INFO L87 Difference]: Start difference. First operand 117 states and 171 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:32,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:32,018 INFO L93 Difference]: Finished difference Result 264 states and 389 transitions. [2023-11-29 01:26:32,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:32,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 211 [2023-11-29 01:26:32,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:32,020 INFO L225 Difference]: With dead ends: 264 [2023-11-29 01:26:32,021 INFO L226 Difference]: Without dead ends: 148 [2023-11-29 01:26:32,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 207 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:32,022 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 42 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 582 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:32,022 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 582 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:26:32,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-29 01:26:32,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 133. [2023-11-29 01:26:32,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 96 states have (on average 1.375) internal successors, (132), 96 states have internal predecessors, (132), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:32,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 196 transitions. [2023-11-29 01:26:32,036 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 196 transitions. Word has length 211 [2023-11-29 01:26:32,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:32,037 INFO L495 AbstractCegarLoop]: Abstraction has 133 states and 196 transitions. [2023-11-29 01:26:32,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 5 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 196 transitions. [2023-11-29 01:26:32,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2023-11-29 01:26:32,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:32,039 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:32,046 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 01:26:32,241 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:32,241 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:32,241 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:32,242 INFO L85 PathProgramCache]: Analyzing trace with hash 59558145, now seen corresponding path program 1 times [2023-11-29 01:26:32,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:32,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [703843728] [2023-11-29 01:26:32,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:32,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:32,272 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:32,272 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1971255794] [2023-11-29 01:26:32,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:32,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:32,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:32,274 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:32,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:26:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:32,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:26:32,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:32,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:32,592 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:32,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:32,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [703843728] [2023-11-29 01:26:32,592 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:32,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1971255794] [2023-11-29 01:26:32,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1971255794] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:32,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:32,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:26:32,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187308668] [2023-11-29 01:26:32,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:32,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:32,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:32,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:32,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:32,595 INFO L87 Difference]: Start difference. First operand 133 states and 196 transitions. Second operand has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:32,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:32,738 INFO L93 Difference]: Finished difference Result 281 states and 413 transitions. [2023-11-29 01:26:32,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:26:32,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 211 [2023-11-29 01:26:32,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:32,741 INFO L225 Difference]: With dead ends: 281 [2023-11-29 01:26:32,741 INFO L226 Difference]: Without dead ends: 149 [2023-11-29 01:26:32,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:26:32,742 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 84 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:32,742 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 734 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:26:32,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2023-11-29 01:26:32,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 125. [2023-11-29 01:26:32,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 88 states have internal predecessors, (118), 32 states have call successors, (32), 4 states have call predecessors, (32), 4 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:32,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 182 transitions. [2023-11-29 01:26:32,756 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 182 transitions. Word has length 211 [2023-11-29 01:26:32,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:32,757 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 182 transitions. [2023-11-29 01:26:32,757 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 6 states have internal predecessors, (54), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:32,757 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 182 transitions. [2023-11-29 01:26:32,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2023-11-29 01:26:32,759 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:32,759 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:32,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:26:32,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:32,965 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:32,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:32,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1147783578, now seen corresponding path program 1 times [2023-11-29 01:26:32,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:32,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1050646982] [2023-11-29 01:26:32,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:32,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:32,991 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:32,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [582642668] [2023-11-29 01:26:32,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:32,991 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:32,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:32,992 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:32,994 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:26:33,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 500 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:26:33,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:33,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:33,389 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:33,389 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:33,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1050646982] [2023-11-29 01:26:33,389 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:33,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582642668] [2023-11-29 01:26:33,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582642668] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:33,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:33,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:26:33,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014110027] [2023-11-29 01:26:33,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:33,391 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:26:33,391 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:33,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:26:33,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:26:33,392 INFO L87 Difference]: Start difference. First operand 125 states and 182 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:33,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:33,552 INFO L93 Difference]: Finished difference Result 374 states and 545 transitions. [2023-11-29 01:26:33,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:26:33,553 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 213 [2023-11-29 01:26:33,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:33,555 INFO L225 Difference]: With dead ends: 374 [2023-11-29 01:26:33,555 INFO L226 Difference]: Without dead ends: 250 [2023-11-29 01:26:33,555 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 213 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:33,556 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 115 mSDsluCounter, 293 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 438 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:33,556 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 438 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:26:33,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2023-11-29 01:26:33,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 236. [2023-11-29 01:26:33,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 236 states, 163 states have (on average 1.312883435582822) internal successors, (214), 163 states have internal predecessors, (214), 64 states have call successors, (64), 8 states have call predecessors, (64), 8 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 01:26:33,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 236 states and 342 transitions. [2023-11-29 01:26:33,580 INFO L78 Accepts]: Start accepts. Automaton has 236 states and 342 transitions. Word has length 213 [2023-11-29 01:26:33,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:33,580 INFO L495 AbstractCegarLoop]: Abstraction has 236 states and 342 transitions. [2023-11-29 01:26:33,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:33,581 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 342 transitions. [2023-11-29 01:26:33,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-29 01:26:33,582 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:33,582 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:33,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:26:33,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:33,783 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:33,783 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:33,783 INFO L85 PathProgramCache]: Analyzing trace with hash 140793218, now seen corresponding path program 1 times [2023-11-29 01:26:33,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:33,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752659318] [2023-11-29 01:26:33,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:33,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:33,806 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:33,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [511022829] [2023-11-29 01:26:33,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:33,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:33,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:33,807 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:33,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:26:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:33,975 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 01:26:33,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:34,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:34,204 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:34,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:34,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752659318] [2023-11-29 01:26:34,205 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:34,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511022829] [2023-11-29 01:26:34,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511022829] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:34,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:34,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:26:34,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040931143] [2023-11-29 01:26:34,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:34,206 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:26:34,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:34,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:26:34,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:26:34,207 INFO L87 Difference]: Start difference. First operand 236 states and 342 transitions. Second operand has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:34,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:34,516 INFO L93 Difference]: Finished difference Result 531 states and 770 transitions. [2023-11-29 01:26:34,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:26:34,517 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 215 [2023-11-29 01:26:34,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:34,520 INFO L225 Difference]: With dead ends: 531 [2023-11-29 01:26:34,520 INFO L226 Difference]: Without dead ends: 403 [2023-11-29 01:26:34,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:26:34,522 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 353 mSDsluCounter, 948 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 353 SdHoareTripleChecker+Valid, 1206 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:34,522 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [353 Valid, 1206 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:26:34,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 403 states. [2023-11-29 01:26:34,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 403 to 373. [2023-11-29 01:26:34,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 264 states have (on average 1.3295454545454546) internal successors, (351), 264 states have internal predecessors, (351), 96 states have call successors, (96), 12 states have call predecessors, (96), 12 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 01:26:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 543 transitions. [2023-11-29 01:26:34,560 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 543 transitions. Word has length 215 [2023-11-29 01:26:34,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:34,560 INFO L495 AbstractCegarLoop]: Abstraction has 373 states and 543 transitions. [2023-11-29 01:26:34,561 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.285714285714286) internal successors, (58), 6 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 543 transitions. [2023-11-29 01:26:34,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-29 01:26:34,562 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:34,562 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:34,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:26:34,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:26:34,763 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:34,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:34,763 INFO L85 PathProgramCache]: Analyzing trace with hash 398958656, now seen corresponding path program 1 times [2023-11-29 01:26:34,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:34,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788410900] [2023-11-29 01:26:34,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:34,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:34,792 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:34,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1243521241] [2023-11-29 01:26:34,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:34,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:34,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:34,794 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:34,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:26:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:34,949 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:26:34,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:35,133 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:35,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:35,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788410900] [2023-11-29 01:26:35,133 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:35,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1243521241] [2023-11-29 01:26:35,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1243521241] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:35,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:35,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:26:35,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133699378] [2023-11-29 01:26:35,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:35,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:26:35,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:35,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:26:35,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:26:35,135 INFO L87 Difference]: Start difference. First operand 373 states and 543 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:35,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:35,319 INFO L93 Difference]: Finished difference Result 938 states and 1365 transitions. [2023-11-29 01:26:35,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:26:35,320 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 215 [2023-11-29 01:26:35,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:35,325 INFO L225 Difference]: With dead ends: 938 [2023-11-29 01:26:35,325 INFO L226 Difference]: Without dead ends: 658 [2023-11-29 01:26:35,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:35,327 INFO L413 NwaCegarLoop]: 164 mSDtfsCounter, 148 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 461 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:35,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 461 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 01:26:35,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2023-11-29 01:26:35,367 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 632. [2023-11-29 01:26:35,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 451 states have (on average 1.312638580931264) internal successors, (592), 451 states have internal predecessors, (592), 160 states have call successors, (160), 20 states have call predecessors, (160), 20 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 01:26:35,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 912 transitions. [2023-11-29 01:26:35,371 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 912 transitions. Word has length 215 [2023-11-29 01:26:35,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:35,371 INFO L495 AbstractCegarLoop]: Abstraction has 632 states and 912 transitions. [2023-11-29 01:26:35,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:35,372 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 912 transitions. [2023-11-29 01:26:35,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:26:35,373 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:35,373 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:35,378 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2023-11-29 01:26:35,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-11-29 01:26:35,574 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:35,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:35,574 INFO L85 PathProgramCache]: Analyzing trace with hash -175425166, now seen corresponding path program 1 times [2023-11-29 01:26:35,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:35,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049456476] [2023-11-29 01:26:35,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:35,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:35,599 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:35,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1205480482] [2023-11-29 01:26:35,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:35,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:35,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:35,600 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:35,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2023-11-29 01:26:35,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:35,764 INFO L262 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 01:26:35,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:36,966 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:36,966 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:36,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:36,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049456476] [2023-11-29 01:26:36,967 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:36,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205480482] [2023-11-29 01:26:36,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205480482] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:36,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:36,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:26:36,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883041934] [2023-11-29 01:26:36,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:36,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:26:36,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:36,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:26:36,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:36,969 INFO L87 Difference]: Start difference. First operand 632 states and 912 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:37,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:37,223 INFO L93 Difference]: Finished difference Result 1179 states and 1703 transitions. [2023-11-29 01:26:37,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:26:37,224 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2023-11-29 01:26:37,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:37,228 INFO L225 Difference]: With dead ends: 1179 [2023-11-29 01:26:37,228 INFO L226 Difference]: Without dead ends: 632 [2023-11-29 01:26:37,230 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:26:37,230 INFO L413 NwaCegarLoop]: 146 mSDtfsCounter, 140 mSDsluCounter, 415 mSDsCounter, 0 mSdLazyCounter, 76 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 561 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 76 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:37,230 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 561 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 76 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:26:37,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 632 states. [2023-11-29 01:26:37,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 632 to 632. [2023-11-29 01:26:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 451 states have (on average 1.3059866962305986) internal successors, (589), 451 states have internal predecessors, (589), 160 states have call successors, (160), 20 states have call predecessors, (160), 20 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 01:26:37,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 909 transitions. [2023-11-29 01:26:37,267 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 909 transitions. Word has length 217 [2023-11-29 01:26:37,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:37,268 INFO L495 AbstractCegarLoop]: Abstraction has 632 states and 909 transitions. [2023-11-29 01:26:37,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 909 transitions. [2023-11-29 01:26:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:26:37,269 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:37,269 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:37,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2023-11-29 01:26:37,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-11-29 01:26:37,470 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:37,470 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:37,470 INFO L85 PathProgramCache]: Analyzing trace with hash 309316274, now seen corresponding path program 1 times [2023-11-29 01:26:37,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:37,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592157864] [2023-11-29 01:26:37,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:37,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:37,498 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:37,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1593520473] [2023-11-29 01:26:37,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:37,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:37,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:37,500 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:37,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2023-11-29 01:26:37,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:37,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:26:37,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:37,708 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:37,708 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:37,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:37,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592157864] [2023-11-29 01:26:37,708 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:37,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1593520473] [2023-11-29 01:26:37,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1593520473] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:37,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:37,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:26:37,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652016819] [2023-11-29 01:26:37,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:37,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:26:37,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:37,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:26:37,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:37,711 INFO L87 Difference]: Start difference. First operand 632 states and 909 transitions. Second operand has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:37,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:37,818 INFO L93 Difference]: Finished difference Result 1268 states and 1831 transitions. [2023-11-29 01:26:37,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:26:37,819 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2023-11-29 01:26:37,819 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:37,824 INFO L225 Difference]: With dead ends: 1268 [2023-11-29 01:26:37,824 INFO L226 Difference]: Without dead ends: 768 [2023-11-29 01:26:37,826 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:26:37,827 INFO L413 NwaCegarLoop]: 152 mSDtfsCounter, 26 mSDsluCounter, 143 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 295 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:37,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 295 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 01:26:37,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2023-11-29 01:26:37,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 726. [2023-11-29 01:26:37,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 726 states, 545 states have (on average 1.3266055045871559) internal successors, (723), 545 states have internal predecessors, (723), 160 states have call successors, (160), 20 states have call predecessors, (160), 20 states have return successors, (160), 160 states have call predecessors, (160), 160 states have call successors, (160) [2023-11-29 01:26:37,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 726 states and 1043 transitions. [2023-11-29 01:26:37,894 INFO L78 Accepts]: Start accepts. Automaton has 726 states and 1043 transitions. Word has length 217 [2023-11-29 01:26:37,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:37,894 INFO L495 AbstractCegarLoop]: Abstraction has 726 states and 1043 transitions. [2023-11-29 01:26:37,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:37,895 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1043 transitions. [2023-11-29 01:26:37,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:26:37,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:37,897 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:37,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2023-11-29 01:26:38,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 01:26:38,097 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:38,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:38,098 INFO L85 PathProgramCache]: Analyzing trace with hash 2084323636, now seen corresponding path program 1 times [2023-11-29 01:26:38,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:38,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982809486] [2023-11-29 01:26:38,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:38,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:38,121 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:38,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1647412184] [2023-11-29 01:26:38,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:38,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:38,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:38,123 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:38,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2023-11-29 01:26:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:38,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:26:38,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:38,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:38,564 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:38,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:38,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982809486] [2023-11-29 01:26:38,564 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:38,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1647412184] [2023-11-29 01:26:38,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1647412184] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:38,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:38,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:26:38,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [125919210] [2023-11-29 01:26:38,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:38,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:26:38,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:38,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:26:38,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:26:38,567 INFO L87 Difference]: Start difference. First operand 726 states and 1043 transitions. Second operand has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:38,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:38,868 INFO L93 Difference]: Finished difference Result 2037 states and 2936 transitions. [2023-11-29 01:26:38,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:38,869 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2023-11-29 01:26:38,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:38,878 INFO L225 Difference]: With dead ends: 2037 [2023-11-29 01:26:38,878 INFO L226 Difference]: Without dead ends: 1431 [2023-11-29 01:26:38,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:38,881 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 99 mSDsluCounter, 305 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 477 SdHoareTripleChecker+Invalid, 233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:38,882 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 477 Invalid, 233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:26:38,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1431 states. [2023-11-29 01:26:39,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1431 to 1423. [2023-11-29 01:26:39,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1423 states, 1085 states have (on average 1.3419354838709678) internal successors, (1456), 1089 states have internal predecessors, (1456), 296 states have call successors, (296), 41 states have call predecessors, (296), 41 states have return successors, (296), 292 states have call predecessors, (296), 296 states have call successors, (296) [2023-11-29 01:26:39,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 2048 transitions. [2023-11-29 01:26:39,018 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 2048 transitions. Word has length 217 [2023-11-29 01:26:39,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:39,019 INFO L495 AbstractCegarLoop]: Abstraction has 1423 states and 2048 transitions. [2023-11-29 01:26:39,019 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.0) internal successors, (60), 4 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:39,019 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 2048 transitions. [2023-11-29 01:26:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:26:39,021 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:39,021 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:39,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2023-11-29 01:26:39,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2023-11-29 01:26:39,222 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:39,222 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:39,222 INFO L85 PathProgramCache]: Analyzing trace with hash 676984944, now seen corresponding path program 1 times [2023-11-29 01:26:39,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:39,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [616663500] [2023-11-29 01:26:39,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:39,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:39,249 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:39,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1261483794] [2023-11-29 01:26:39,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:39,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:39,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:39,250 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:39,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2023-11-29 01:26:39,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:39,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 01:26:39,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:39,961 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:26:39,962 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:39,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:26:39,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [616663500] [2023-11-29 01:26:39,962 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 01:26:39,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261483794] [2023-11-29 01:26:39,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261483794] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:39,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:39,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:26:39,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689159819] [2023-11-29 01:26:39,963 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:39,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:26:39,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:26:39,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:26:39,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:26:39,964 INFO L87 Difference]: Start difference. First operand 1423 states and 2048 transitions. Second operand has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:40,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:40,244 INFO L93 Difference]: Finished difference Result 2769 states and 4009 transitions. [2023-11-29 01:26:40,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:26:40,244 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 217 [2023-11-29 01:26:40,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:40,260 INFO L225 Difference]: With dead ends: 2769 [2023-11-29 01:26:40,260 INFO L226 Difference]: Without dead ends: 2099 [2023-11-29 01:26:40,263 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:26:40,264 INFO L413 NwaCegarLoop]: 157 mSDtfsCounter, 186 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 657 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:40,264 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 657 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:26:40,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2099 states. [2023-11-29 01:26:40,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2099 to 1410. [2023-11-29 01:26:40,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1410 states, 1072 states have (on average 1.3414179104477613) internal successors, (1438), 1076 states have internal predecessors, (1438), 296 states have call successors, (296), 41 states have call predecessors, (296), 41 states have return successors, (296), 292 states have call predecessors, (296), 296 states have call successors, (296) [2023-11-29 01:26:40,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 2030 transitions. [2023-11-29 01:26:40,444 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 2030 transitions. Word has length 217 [2023-11-29 01:26:40,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:40,445 INFO L495 AbstractCegarLoop]: Abstraction has 1410 states and 2030 transitions. [2023-11-29 01:26:40,445 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 5 states have internal predecessors, (60), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:26:40,445 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 2030 transitions. [2023-11-29 01:26:40,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 01:26:40,446 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:40,447 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:40,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2023-11-29 01:26:40,647 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:26:40,647 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:40,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:40,648 INFO L85 PathProgramCache]: Analyzing trace with hash 90178930, now seen corresponding path program 1 times [2023-11-29 01:26:40,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:26:40,648 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [448344196] [2023-11-29 01:26:40,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:40,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:26:40,674 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 01:26:40,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [43284329] [2023-11-29 01:26:40,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:40,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:26:40,675 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:40,676 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:26:40,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2023-11-29 01:26:40,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:26:40,895 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 01:26:40,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 01:26:41,118 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 01:26:41,118 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 01:26:41,119 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 01:26:41,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2023-11-29 01:26:41,322 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 01:26:41,325 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:41,328 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 01:26:41,432 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 01:26:41,433 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 01:26:41,435 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 01:26:41,436 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-29 01:26:41,436 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-29 01:26:41,436 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 01:26:41,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 01:26:41,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-29 01:26:41,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated [2023-11-29 01:26:41,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short29 could not be translated [2023-11-29 01:26:41,437 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 01:26:41,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 01:26:41 BoogieIcfgContainer [2023-11-29 01:26:41,464 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 01:26:41,465 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 01:26:41,465 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 01:26:41,465 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 01:26:41,465 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:26:26" (3/4) ... [2023-11-29 01:26:41,467 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 01:26:41,468 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 01:26:41,468 INFO L158 Benchmark]: Toolchain (without parser) took 16283.19ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 147.0MB in the beginning and 141.5MB in the end (delta: 5.5MB). Peak memory consumption was 85.7MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,468 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:26:41,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.97ms. Allocated memory is still 182.5MB. Free memory was 146.5MB in the beginning and 141.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.09ms. Allocated memory is still 182.5MB. Free memory was 141.6MB in the beginning and 132.6MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,469 INFO L158 Benchmark]: Boogie Preprocessor took 84.04ms. Allocated memory is still 182.5MB. Free memory was 132.6MB in the beginning and 120.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,469 INFO L158 Benchmark]: RCFGBuilder took 675.68ms. Allocated memory is still 182.5MB. Free memory was 120.0MB in the beginning and 144.2MB in the end (delta: -24.2MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,470 INFO L158 Benchmark]: TraceAbstraction took 15090.66ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 144.2MB in the beginning and 142.6MB in the end (delta: 1.6MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. [2023-11-29 01:26:41,470 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 264.2MB. Free memory was 142.6MB in the beginning and 141.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 01:26:41,471 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 121.6MB. Free memory is still 89.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.97ms. Allocated memory is still 182.5MB. Free memory was 146.5MB in the beginning and 141.6MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.09ms. Allocated memory is still 182.5MB. Free memory was 141.6MB in the beginning and 132.6MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.04ms. Allocated memory is still 182.5MB. Free memory was 132.6MB in the beginning and 120.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 675.68ms. Allocated memory is still 182.5MB. Free memory was 120.0MB in the beginning and 144.2MB in the end (delta: -24.2MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * TraceAbstraction took 15090.66ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 144.2MB in the beginning and 142.6MB in the end (delta: 1.6MB). Peak memory consumption was 83.3MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 264.2MB. Free memory was 142.6MB in the beginning and 141.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 187, overapproximation of bitwiseOr at line 187, overapproximation of someBinaryArithmeticDOUBLEoperation at line 111. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = -4; [L23] unsigned char var_1_3 = 64; [L24] unsigned char var_1_4 = 0; [L25] unsigned char var_1_5 = 2; [L26] unsigned short int var_1_6 = 10; [L27] double var_1_8 = 1.875; [L28] signed long int var_1_9 = -4; [L29] double var_1_10 = 63.5; [L30] double var_1_11 = 255.375; [L31] double var_1_12 = 999999999.525; [L32] double var_1_13 = 63.75; [L33] double var_1_14 = 0.625; [L34] unsigned short int var_1_15 = 5; [L35] signed char var_1_16 = 4; [L36] signed char var_1_17 = 0; [L37] signed char var_1_18 = -2; [L38] signed char var_1_19 = 1; [L39] unsigned short int var_1_20 = 50; [L40] unsigned short int var_1_21 = 0; [L41] unsigned char var_1_22 = 2; [L42] unsigned char var_1_23 = 32; [L43] unsigned short int var_1_24 = 8; [L44] unsigned short int var_1_26 = 26914; [L45] unsigned short int var_1_27 = 26182; [L46] unsigned char var_1_28 = 5; [L47] unsigned char var_1_29 = 50; [L48] unsigned char var_1_30 = 10; [L49] signed long int var_1_31 = -32; [L50] unsigned char var_1_32 = 0; [L51] unsigned char var_1_33 = 1; [L52] unsigned char var_1_34 = 0; [L53] signed long int var_1_35 = 1000000; [L54] signed long int var_1_36 = 64; [L55] unsigned char last_1_var_1_3 = 64; [L56] unsigned short int last_1_var_1_6 = 10; [L57] unsigned short int last_1_var_1_15 = 5; [L58] unsigned short int last_1_var_1_20 = 50; [L59] unsigned short int last_1_var_1_21 = 0; [L191] isInitial = 1 [L192] FCALL initially() [L193] COND TRUE 1 [L194] CALL updateLastVariables() [L180] last_1_var_1_3 = var_1_3 [L181] last_1_var_1_6 = var_1_6 [L182] last_1_var_1_15 = var_1_15 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_21 = var_1_21 [L194] RET updateLastVariables() [L195] CALL updateVariables() [L128] var_1_4 = __VERIFIER_nondet_uchar() [L129] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L129] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L130] CALL assume_abort_if_not(var_1_4 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L130] RET assume_abort_if_not(var_1_4 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=2, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L131] var_1_5 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L132] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L133] CALL assume_abort_if_not(var_1_5 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L133] RET assume_abort_if_not(var_1_5 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=-4] [L134] var_1_9 = __VERIFIER_nondet_long() [L135] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L135] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L136] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L136] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L137] CALL assume_abort_if_not(var_1_9 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L137] RET assume_abort_if_not(var_1_9 != 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_10=127/2, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L138] var_1_10 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L139] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 4611686.018427382800e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_11=2043/8, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L140] var_1_11 = __VERIFIER_nondet_double() [L141] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L141] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_12=39999999981/40, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L142] var_1_12 = __VERIFIER_nondet_double() [L143] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L143] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_13=255/4, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L144] var_1_13 = __VERIFIER_nondet_double() [L145] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L145] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 4611686.018427382800e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_14=5/8, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L146] var_1_14 = __VERIFIER_nondet_double() [L147] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L147] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 4611686.018427382800e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L148] var_1_17 = __VERIFIER_nondet_char() [L149] CALL assume_abort_if_not(var_1_17 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L149] RET assume_abort_if_not(var_1_17 >= -63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L150] CALL assume_abort_if_not(var_1_17 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L150] RET assume_abort_if_not(var_1_17 <= 63) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-2, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L151] var_1_18 = __VERIFIER_nondet_char() [L152] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L152] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L153] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L153] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L154] var_1_19 = __VERIFIER_nondet_char() [L155] CALL assume_abort_if_not(var_1_19 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L155] RET assume_abort_if_not(var_1_19 >= -31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L156] CALL assume_abort_if_not(var_1_19 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L156] RET assume_abort_if_not(var_1_19 <= 31) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=32, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L157] var_1_23 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L158] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L159] CALL assume_abort_if_not(var_1_23 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L159] RET assume_abort_if_not(var_1_23 <= 254) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=26914, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L160] var_1_26 = __VERIFIER_nondet_ushort() [L161] CALL assume_abort_if_not(var_1_26 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L161] RET assume_abort_if_not(var_1_26 >= 16383) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L162] CALL assume_abort_if_not(var_1_26 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L162] RET assume_abort_if_not(var_1_26 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=26182, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L163] var_1_27 = __VERIFIER_nondet_ushort() [L164] CALL assume_abort_if_not(var_1_27 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L164] RET assume_abort_if_not(var_1_27 >= 16384) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L165] CALL assume_abort_if_not(var_1_27 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L165] RET assume_abort_if_not(var_1_27 <= 32767) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=50, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L166] var_1_29 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_29 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L167] RET assume_abort_if_not(var_1_29 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L168] CALL assume_abort_if_not(var_1_29 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L168] RET assume_abort_if_not(var_1_29 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=10, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L169] var_1_30 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L170] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L171] CALL assume_abort_if_not(var_1_30 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L171] RET assume_abort_if_not(var_1_30 <= 127) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L172] var_1_33 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_33 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L173] RET assume_abort_if_not(var_1_33 >= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L174] CALL assume_abort_if_not(var_1_33 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L174] RET assume_abort_if_not(var_1_33 <= 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L175] var_1_34 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_34 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L176] RET assume_abort_if_not(var_1_34 >= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L177] CALL assume_abort_if_not(var_1_34 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L177] RET assume_abort_if_not(var_1_34 <= 0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=2, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L195] RET updateVariables() [L196] CALL step() [L63] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=8, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L64] COND TRUE ((((var_1_6) < (var_1_23)) ? (var_1_6) : (var_1_23))) >= var_1_15 [L65] var_1_24 = ((var_1_26 + var_1_27) - var_1_23) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=5, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L67] COND TRUE var_1_27 > 0 [L68] var_1_28 = (((((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) < (0)) ? ((((((var_1_29 + var_1_30)) > (var_1_23)) ? ((var_1_29 + var_1_30)) : (var_1_23)))) : (0))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L70] COND TRUE var_1_26 != 10 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L71] COND FALSE !(var_1_26 <= var_1_29) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L75] COND TRUE var_1_26 > 100 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L76] EXPR ((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L76] COND FALSE !((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27))) ^ var_1_26) > var_1_21) [L79] var_1_32 = var_1_34 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=1000000, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L82] var_1_35 = ((((var_1_26) > (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))) ? (var_1_26) : (((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L83] COND FALSE !(var_1_29 > var_1_30) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=64, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L90] COND FALSE !(var_1_16 >= var_1_6) [L93] var_1_36 = var_1_23 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L96] signed long int stepLocal_0 = last_1_var_1_21; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L97] COND FALSE !(last_1_var_1_6 < stepLocal_0) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L100] EXPR last_1_var_1_20 ^ last_1_var_1_15 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L100] signed long int stepLocal_2 = last_1_var_1_20 ^ last_1_var_1_15; [L101] unsigned char stepLocal_1 = var_1_5; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L102] COND FALSE !(stepLocal_2 < -256) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L105] COND FALSE !(stepLocal_1 <= 50) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=50, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L109] var_1_20 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_8=15/8, var_1_9=82] [L110] COND TRUE var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9)))) [L111] var_1_8 = ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, var_1_15=5, var_1_16=4, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=-4, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L117] var_1_16 = (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19))))) [L118] var_1_1 = ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))) [L119] unsigned short int stepLocal_3 = var_1_6; VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, stepLocal_3=10, var_1_15=5, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L120] EXPR (var_1_3 * var_1_17) & (var_1_1 * var_1_18) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, stepLocal_3=10, var_1_15=5, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L120] COND FALSE !(stepLocal_3 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) [L123] COND TRUE ((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21 [L124] var_1_15 = ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, stepLocal_0=0, stepLocal_1=244, stepLocal_2=55, stepLocal_3=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L196] RET step() [L197] CALL, EXPR property() [L187] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L187] EXPR last_1_var_1_20 ^ last_1_var_1_15 VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L187] EXPR ((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1)) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L187] EXPR (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) VAL [isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L187-L188] return (((((((var_1_1 == ((signed long int) ((((var_1_16) < 0 ) ? -(var_1_16) : (var_1_16))))) && ((last_1_var_1_6 < last_1_var_1_21) ? (var_1_3 == ((unsigned char) ((((var_1_4) > (var_1_5)) ? (var_1_4) : (var_1_5))))) : 1)) && (((last_1_var_1_20 ^ last_1_var_1_15) < -256) ? (var_1_6 == ((unsigned short int) (((((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) < 0 ) ? -((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))) : ((((((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) > ((last_1_var_1_20 + last_1_var_1_3))) ? (((((var_1_5) > (var_1_4)) ? (var_1_5) : (var_1_4)))) : ((last_1_var_1_20 + last_1_var_1_3)))))))) : ((var_1_5 <= 50) ? (var_1_6 == ((unsigned short int) last_1_var_1_20)) : 1))) && ((var_1_3 < (var_1_5 % ((((32) > (var_1_9)) ? (32) : (var_1_9))))) ? (var_1_8 == ((double) ((((((var_1_10) > (var_1_11)) ? (var_1_10) : (var_1_11))) - var_1_12) + (var_1_13 - var_1_14)))) : ((var_1_13 <= (var_1_14 + var_1_11)) ? (var_1_8 == ((double) var_1_12)) : 1))) && ((((((var_1_4) < 0 ) ? -(var_1_4) : (var_1_4))) > var_1_21) ? (var_1_15 == ((unsigned short int) ((((var_1_3) > ((var_1_5 + var_1_4))) ? (var_1_3) : ((var_1_5 + var_1_4)))))) : 1)) && (var_1_16 == ((signed char) (var_1_17 + (var_1_18 + ((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))))))) && (var_1_20 == ((unsigned short int) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_6 == ((var_1_3 * var_1_17) & (var_1_1 * var_1_18))) ? (var_1_21 == ((unsigned short int) (var_1_4 + 128))) : 1) ; [L197] RET, EXPR property() [L197] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=5, last_1_var_1_20=50, last_1_var_1_21=0, last_1_var_1_3=64, last_1_var_1_6=10, var_1_15=498, var_1_16=0, var_1_17=0, var_1_18=-1, var_1_19=1, var_1_1=0, var_1_20=254, var_1_21=0, var_1_22=11, var_1_23=11, var_1_24=32757, var_1_26=16384, var_1_27=16384, var_1_28=0, var_1_29=0, var_1_30=0, var_1_31=-32, var_1_32=0, var_1_33=1, var_1_34=0, var_1_35=16384, var_1_36=11, var_1_3=64, var_1_4=254, var_1_5=244, var_1_6=10, var_1_9=82] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 106 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.9s, OverallIterations: 16, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 2.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1952 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1910 mSDsluCounter, 7279 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4824 mSDsCounter, 528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1340 IncrementalHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 528 mSolverCounterUnsat, 2455 mSDtfsCounter, 1340 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3602 GetRequests, 3533 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1423occurred in iteration=14, InterpolantAutomatonStates: 81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 15 MinimizatonAttempts, 857 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 4.3s InterpolantComputationTime, 3809 NumberOfCodeBlocks, 3809 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3576 ConstructedInterpolants, 0 QuantifiedInterpolants, 10015 SizeOfPredicates, 32 NumberOfNonLiveVariables, 7455 ConjunctsInSsa, 89 ConjunctsInUnsatCore, 17 InterpolantComputations, 13 PerfectInterpolantSequences, 33608/33728 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 [2023-11-29 01:26:41,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1380cfc36c62c1d753945810f92d4eba7bc79d804922edbd332f86c5fd94ebd5 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:26:43,402 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:26:43,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 01:26:43,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:26:43,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:26:43,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:26:43,519 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:26:43,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:26:43,520 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:26:43,520 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:26:43,521 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:26:43,522 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:26:43,523 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:26:43,523 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:26:43,524 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:26:43,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:26:43,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:26:43,526 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 01:26:43,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 01:26:43,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:26:43,527 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:26:43,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:26:43,528 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:26:43,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 01:26:43,529 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 01:26:43,530 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 01:26:43,530 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 01:26:43,530 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:26:43,531 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:26:43,531 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:26:43,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:26:43,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:26:43,533 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:26:43,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:26:43,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:26:43,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:26:43,534 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:26:43,534 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 01:26:43,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 01:26:43,534 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:26:43,535 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:26:43,535 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:26:43,535 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:26:43,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:26:43,536 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 01:26:43,536 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1380cfc36c62c1d753945810f92d4eba7bc79d804922edbd332f86c5fd94ebd5 [2023-11-29 01:26:43,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:26:43,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:26:43,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:26:43,877 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:26:43,878 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:26:43,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:46,659 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:26:46,860 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:26:46,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:46,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/07a70e825/c45b03f34a3c4c2fa3ba8f2facf0813c/FLAGb5762c0e2 [2023-11-29 01:26:46,890 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/data/07a70e825/c45b03f34a3c4c2fa3ba8f2facf0813c [2023-11-29 01:26:46,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:26:46,895 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:26:46,896 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:26:46,896 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:26:46,901 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:26:46,902 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:26:46" (1/1) ... [2023-11-29 01:26:46,903 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46431cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:46, skipping insertion in model container [2023-11-29 01:26:46,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:26:46" (1/1) ... [2023-11-29 01:26:46,947 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:26:47,098 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_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i[919,932] [2023-11-29 01:26:47,176 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:26:47,193 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:26:47,206 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_13597690-404f-4c29-8212-e203bab1f9f7/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i[919,932] [2023-11-29 01:26:47,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:26:47,266 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:26:47,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47 WrapperNode [2023-11-29 01:26:47,267 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:26:47,268 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:26:47,268 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:26:47,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:26:47,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,289 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,321 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-29 01:26:47,322 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:26:47,323 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:26:47,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:26:47,323 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:26:47,335 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,340 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,358 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 01:26:47,359 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,359 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,372 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,380 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,383 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,388 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:26:47,389 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:26:47,389 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:26:47,390 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:26:47,390 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (1/1) ... [2023-11-29 01:26:47,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:26:47,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:26:47,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:26:47,425 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:26:47,463 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:26:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 01:26:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:26:47,464 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:26:47,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:26:47,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:26:47,562 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:26:47,564 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:26:54,417 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:26:54,461 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:26:54,462 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 01:26:54,462 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:26:54 BoogieIcfgContainer [2023-11-29 01:26:54,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:26:54,465 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:26:54,465 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:26:54,469 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:26:54,469 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:26:46" (1/3) ... [2023-11-29 01:26:54,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aa30ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:26:54, skipping insertion in model container [2023-11-29 01:26:54,470 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:26:47" (2/3) ... [2023-11-29 01:26:54,470 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5aa30ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:26:54, skipping insertion in model container [2023-11-29 01:26:54,471 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:26:54" (3/3) ... [2023-11-29 01:26:54,472 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-78.i [2023-11-29 01:26:54,491 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:26:54,492 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:26:54,541 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:26:54,546 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=PETRI_NET, 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;@11809f04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:26:54,546 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:26:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand has 84 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 50 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:54,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 01:26:54,568 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:54,569 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:54,570 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:54,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:54,586 INFO L85 PathProgramCache]: Analyzing trace with hash -178584841, now seen corresponding path program 1 times [2023-11-29 01:26:54,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:26:54,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471029673] [2023-11-29 01:26:54,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:54,601 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 [2023-11-29 01:26:54,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:26:54,605 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:26:54,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:26:55,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:55,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 01:26:55,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:26:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 902 proven. 0 refuted. 0 times theorem prover too weak. 1082 trivial. 0 not checked. [2023-11-29 01:26:55,179 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:26:55,180 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:26:55,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471029673] [2023-11-29 01:26:55,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471029673] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:26:55,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:26:55,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:26:55,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380976679] [2023-11-29 01:26:55,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:26:55,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 01:26:55,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:26:55,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 01:26:55,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:26:55,221 INFO L87 Difference]: Start difference. First operand has 84 states, 49 states have (on average 1.4285714285714286) internal successors, (70), 50 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:26:58,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:26:58,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:26:58,595 INFO L93 Difference]: Finished difference Result 165 states and 298 transitions. [2023-11-29 01:26:58,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 01:26:58,630 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2023-11-29 01:26:58,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:26:58,637 INFO L225 Difference]: With dead ends: 165 [2023-11-29 01:26:58,637 INFO L226 Difference]: Without dead ends: 82 [2023-11-29 01:26:58,640 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 01:26:58,643 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 126 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:26:58,644 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 126 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 01:26:58,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2023-11-29 01:26:58,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 82. [2023-11-29 01:26:58,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 48 states have (on average 1.3541666666666667) internal successors, (65), 48 states have internal predecessors, (65), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:26:58,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 129 transitions. [2023-11-29 01:26:58,692 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 129 transitions. Word has length 199 [2023-11-29 01:26:58,692 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:26:58,693 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 129 transitions. [2023-11-29 01:26:58,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:26:58,693 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2023-11-29 01:26:58,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2023-11-29 01:26:58,696 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:26:58,697 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:26:58,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:26:58,897 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:26:58,898 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:26:58,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:26:58,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1161151811, now seen corresponding path program 1 times [2023-11-29 01:26:58,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:26:58,899 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [115873879] [2023-11-29 01:26:58,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:26:58,900 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 [2023-11-29 01:26:58,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:26:58,901 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:26:58,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:26:59,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:26:59,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:26:59,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:00,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 964 proven. 60 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2023-11-29 01:27:00,173 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:27:00,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 60 proven. 33 refuted. 0 times theorem prover too weak. 1891 trivial. 0 not checked. [2023-11-29 01:27:00,573 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:00,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [115873879] [2023-11-29 01:27:00,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [115873879] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 01:27:00,574 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 01:27:00,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 11 [2023-11-29 01:27:00,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408063802] [2023-11-29 01:27:00,575 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 01:27:00,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 01:27:00,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:00,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 01:27:00,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:27:00,579 INFO L87 Difference]: Start difference. First operand 82 states and 129 transitions. Second operand has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 10 states have internal predecessors, (63), 4 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-29 01:27:03,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:03,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:03,946 INFO L93 Difference]: Finished difference Result 173 states and 265 transitions. [2023-11-29 01:27:03,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:27:03,978 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 10 states have internal predecessors, (63), 4 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) Word has length 199 [2023-11-29 01:27:03,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:03,981 INFO L225 Difference]: With dead ends: 173 [2023-11-29 01:27:03,981 INFO L226 Difference]: Without dead ends: 92 [2023-11-29 01:27:03,983 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 401 GetRequests, 387 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=148, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:27:03,984 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 126 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 335 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 284 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 335 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:03,985 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 284 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 335 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2023-11-29 01:27:03,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2023-11-29 01:27:04,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 90. [2023-11-29 01:27:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 54 states have (on average 1.2592592592592593) internal successors, (68), 54 states have internal predecessors, (68), 32 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-29 01:27:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 132 transitions. [2023-11-29 01:27:04,004 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 132 transitions. Word has length 199 [2023-11-29 01:27:04,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:04,005 INFO L495 AbstractCegarLoop]: Abstraction has 90 states and 132 transitions. [2023-11-29 01:27:04,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 10 states have internal predecessors, (63), 4 states have call successors, (43), 3 states have call predecessors, (43), 5 states have return successors, (44), 4 states have call predecessors, (44), 4 states have call successors, (44) [2023-11-29 01:27:04,006 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2023-11-29 01:27:04,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 01:27:04,010 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:04,010 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:04,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 01:27:04,210 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:04,211 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:04,211 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:04,212 INFO L85 PathProgramCache]: Analyzing trace with hash 537160743, now seen corresponding path program 1 times [2023-11-29 01:27:04,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:27:04,213 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589277912] [2023-11-29 01:27:04,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:04,213 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 [2023-11-29 01:27:04,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:27:04,214 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:27:04,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 01:27:04,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:04,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:27:04,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:06,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:27:06,582 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:06,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:06,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [589277912] [2023-11-29 01:27:06,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [589277912] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:06,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:06,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 01:27:06,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773495034] [2023-11-29 01:27:06,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:06,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:27:06,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:06,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:27:06,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:27:06,586 INFO L87 Difference]: Start difference. First operand 90 states and 132 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:09,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:09,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:09,382 INFO L93 Difference]: Finished difference Result 261 states and 385 transitions. [2023-11-29 01:27:09,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:27:09,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 201 [2023-11-29 01:27:09,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:09,386 INFO L225 Difference]: With dead ends: 261 [2023-11-29 01:27:09,386 INFO L226 Difference]: Without dead ends: 172 [2023-11-29 01:27:09,387 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:27:09,388 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 18 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 239 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:09,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 239 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 01:27:09,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2023-11-29 01:27:09,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 162. [2023-11-29 01:27:09,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 91 states have (on average 1.1978021978021978) internal successors, (109), 91 states have internal predecessors, (109), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-29 01:27:09,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 237 transitions. [2023-11-29 01:27:09,430 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 237 transitions. Word has length 201 [2023-11-29 01:27:09,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:09,431 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 237 transitions. [2023-11-29 01:27:09,432 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 2 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:09,432 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 237 transitions. [2023-11-29 01:27:09,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 01:27:09,435 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:09,435 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:09,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 01:27:09,637 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:09,638 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:09,638 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:09,638 INFO L85 PathProgramCache]: Analyzing trace with hash -49645271, now seen corresponding path program 1 times [2023-11-29 01:27:09,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:27:09,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [991817035] [2023-11-29 01:27:09,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:09,639 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 [2023-11-29 01:27:09,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:27:09,640 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:27:09,641 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:10,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:10,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:27:10,078 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:11,626 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:27:11,627 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:11,627 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:11,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [991817035] [2023-11-29 01:27:11,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [991817035] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:11,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:11,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 01:27:11,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99210554] [2023-11-29 01:27:11,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:11,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:27:11,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:11,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:27:11,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:27:11,630 INFO L87 Difference]: Start difference. First operand 162 states and 237 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:14,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:17,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:20,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.23s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:21,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:21,007 INFO L93 Difference]: Finished difference Result 352 states and 515 transitions. [2023-11-29 01:27:21,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:27:21,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 201 [2023-11-29 01:27:21,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:21,010 INFO L225 Difference]: With dead ends: 352 [2023-11-29 01:27:21,011 INFO L226 Difference]: Without dead ends: 263 [2023-11-29 01:27:21,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:27:21,012 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 102 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 65 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 410 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:21,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 410 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 01:27:21,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2023-11-29 01:27:21,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 249. [2023-11-29 01:27:21,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 143 states have (on average 1.2167832167832169) internal successors, (174), 143 states have internal predecessors, (174), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 01:27:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 366 transitions. [2023-11-29 01:27:21,064 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 366 transitions. Word has length 201 [2023-11-29 01:27:21,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:21,065 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 366 transitions. [2023-11-29 01:27:21,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:21,065 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 366 transitions. [2023-11-29 01:27:21,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2023-11-29 01:27:21,068 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:21,069 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:21,082 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 01:27:21,269 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:21,270 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:21,270 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:21,270 INFO L85 PathProgramCache]: Analyzing trace with hash 651419307, now seen corresponding path program 1 times [2023-11-29 01:27:21,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:27:21,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135639352] [2023-11-29 01:27:21,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:21,271 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 [2023-11-29 01:27:21,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:27:21,272 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:27:21,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-11-29 01:27:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:21,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 01:27:21,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:27:21,743 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:21,743 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:21,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135639352] [2023-11-29 01:27:21,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135639352] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:21,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:21,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:27:21,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200394104] [2023-11-29 01:27:21,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:21,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:27:21,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:21,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:27:21,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:27:21,745 INFO L87 Difference]: Start difference. First operand 249 states and 366 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:24,124 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.32s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 01:27:24,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:24,309 INFO L93 Difference]: Finished difference Result 338 states and 497 transitions. [2023-11-29 01:27:24,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:27:24,340 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 201 [2023-11-29 01:27:24,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:24,343 INFO L225 Difference]: With dead ends: 338 [2023-11-29 01:27:24,343 INFO L226 Difference]: Without dead ends: 249 [2023-11-29 01:27:24,344 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 01:27:24,345 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 13 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 228 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:24,345 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 228 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 01:27:24,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2023-11-29 01:27:24,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2023-11-29 01:27:24,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 143 states have (on average 1.2027972027972027) internal successors, (172), 143 states have internal predecessors, (172), 96 states have call successors, (96), 9 states have call predecessors, (96), 9 states have return successors, (96), 96 states have call predecessors, (96), 96 states have call successors, (96) [2023-11-29 01:27:24,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 364 transitions. [2023-11-29 01:27:24,380 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 364 transitions. Word has length 201 [2023-11-29 01:27:24,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:24,381 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 364 transitions. [2023-11-29 01:27:24,382 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, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 364 transitions. [2023-11-29 01:27:24,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:27:24,384 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:24,384 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:24,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2023-11-29 01:27:24,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:24,585 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:24,585 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:24,585 INFO L85 PathProgramCache]: Analyzing trace with hash 835545559, now seen corresponding path program 1 times [2023-11-29 01:27:24,587 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:27:24,587 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1550013691] [2023-11-29 01:27:24,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:24,588 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 [2023-11-29 01:27:24,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:27:24,589 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:27:24,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 01:27:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:25,001 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 01:27:25,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:26,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:27:26,610 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:26,610 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:26,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1550013691] [2023-11-29 01:27:26,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1550013691] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:26,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:27:26,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:27:26,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209721521] [2023-11-29 01:27:26,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:26,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:27:26,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:26,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:27:26,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:27:26,612 INFO L87 Difference]: Start difference. First operand 249 states and 364 transitions. Second operand has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:30,009 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:32,192 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:36,420 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:39,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:41,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:45,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:27:46,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:27:46,193 INFO L93 Difference]: Finished difference Result 462 states and 671 transitions. [2023-11-29 01:27:46,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:27:46,193 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-29 01:27:46,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:27:46,197 INFO L225 Difference]: With dead ends: 462 [2023-11-29 01:27:46,197 INFO L226 Difference]: Without dead ends: 373 [2023-11-29 01:27:46,198 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:27:46,198 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 218 mSDsluCounter, 222 mSDsCounter, 0 mSdLazyCounter, 425 mSolverCounterSat, 65 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 433 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 425 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:27:46,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 433 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 425 Invalid, 2 Unknown, 0 Unchecked, 19.4s Time] [2023-11-29 01:27:46,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2023-11-29 01:27:46,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 342. [2023-11-29 01:27:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 201 states have (on average 1.2139303482587065) internal successors, (244), 201 states have internal predecessors, (244), 128 states have call successors, (128), 12 states have call predecessors, (128), 12 states have return successors, (128), 128 states have call predecessors, (128), 128 states have call successors, (128) [2023-11-29 01:27:46,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 500 transitions. [2023-11-29 01:27:46,263 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 500 transitions. Word has length 202 [2023-11-29 01:27:46,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:27:46,264 INFO L495 AbstractCegarLoop]: Abstraction has 342 states and 500 transitions. [2023-11-29 01:27:46,264 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.5) internal successors, (45), 5 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:46,264 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 500 transitions. [2023-11-29 01:27:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:27:46,265 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:27:46,265 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:27:46,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2023-11-29 01:27:46,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:27:46,466 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:27:46,466 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:27:46,467 INFO L85 PathProgramCache]: Analyzing trace with hash 837392601, now seen corresponding path program 1 times [2023-11-29 01:27:46,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:27:46,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1263580937] [2023-11-29 01:27:46,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:46,468 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 [2023-11-29 01:27:46,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:27:46,469 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:27:46,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2023-11-29 01:27:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:48,017 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:27:48,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:49,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 643 proven. 75 refuted. 0 times theorem prover too weak. 1266 trivial. 0 not checked. [2023-11-29 01:27:49,668 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 01:27:53,576 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:27:53,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1263580937] [2023-11-29 01:27:53,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1263580937] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:27:53,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1459439092] [2023-11-29 01:27:53,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:27:53,577 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 01:27:53,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 01:27:53,578 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 01:27:53,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-29 01:27:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:27:54,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:27:54,743 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:27:55,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:27:55,940 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:27:55,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1459439092] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:27:55,941 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:27:55,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2023-11-29 01:27:55,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863964928] [2023-11-29 01:27:55,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:27:55,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:27:55,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:27:55,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:27:55,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:27:55,943 INFO L87 Difference]: Start difference. First operand 342 states and 500 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:27:58,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:01,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:03,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:08,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:08,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:08,071 INFO L93 Difference]: Finished difference Result 647 states and 937 transitions. [2023-11-29 01:28:08,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:28:08,072 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-29 01:28:08,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:08,076 INFO L225 Difference]: With dead ends: 647 [2023-11-29 01:28:08,076 INFO L226 Difference]: Without dead ends: 471 [2023-11-29 01:28:08,077 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 427 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=57, Invalid=125, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:28:08,077 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 49 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 329 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:08,078 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 329 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 181 Invalid, 1 Unknown, 0 Unchecked, 12.0s Time] [2023-11-29 01:28:08,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 471 states. [2023-11-29 01:28:08,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 471 to 465. [2023-11-29 01:28:08,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 282 states have (on average 1.2234042553191489) internal successors, (345), 284 states have internal predecessors, (345), 164 states have call successors, (164), 18 states have call predecessors, (164), 18 states have return successors, (164), 162 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-29 01:28:08,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 673 transitions. [2023-11-29 01:28:08,123 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 673 transitions. Word has length 202 [2023-11-29 01:28:08,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:08,124 INFO L495 AbstractCegarLoop]: Abstraction has 465 states and 673 transitions. [2023-11-29 01:28:08,124 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:28:08,124 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 673 transitions. [2023-11-29 01:28:08,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:28:08,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:08,130 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:08,139 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-29 01:28:08,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2023-11-29 01:28:08,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:28:08,532 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:28:08,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:08,532 INFO L85 PathProgramCache]: Analyzing trace with hash 1515603929, now seen corresponding path program 1 times [2023-11-29 01:28:08,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:28:08,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1143538755] [2023-11-29 01:28:08,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:08,533 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 [2023-11-29 01:28:08,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:28:08,535 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:28:08,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2023-11-29 01:28:08,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:08,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:28:08,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:28:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-29 01:28:10,548 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:28:10,548 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 01:28:10,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1143538755] [2023-11-29 01:28:10,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1143538755] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:28:10,548 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:28:10,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 01:28:10,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773113468] [2023-11-29 01:28:10,549 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:28:10,549 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:28:10,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 01:28:10,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:28:10,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 01:28:10,550 INFO L87 Difference]: Start difference. First operand 465 states and 673 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:28:12,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:17,163 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.40s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:19,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 01:28:19,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:28:19,912 INFO L93 Difference]: Finished difference Result 659 states and 954 transitions. [2023-11-29 01:28:19,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:28:19,913 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-29 01:28:19,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:28:19,918 INFO L225 Difference]: With dead ends: 659 [2023-11-29 01:28:19,918 INFO L226 Difference]: Without dead ends: 467 [2023-11-29 01:28:19,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:28:19,919 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 22 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:28:19,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 272 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2023-11-29 01:28:19,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2023-11-29 01:28:19,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 465. [2023-11-29 01:28:19,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 282 states have (on average 1.2198581560283688) internal successors, (344), 284 states have internal predecessors, (344), 164 states have call successors, (164), 18 states have call predecessors, (164), 18 states have return successors, (164), 162 states have call predecessors, (164), 164 states have call successors, (164) [2023-11-29 01:28:19,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 672 transitions. [2023-11-29 01:28:19,975 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 672 transitions. Word has length 202 [2023-11-29 01:28:19,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:28:19,976 INFO L495 AbstractCegarLoop]: Abstraction has 465 states and 672 transitions. [2023-11-29 01:28:19,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-29 01:28:19,976 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 672 transitions. [2023-11-29 01:28:19,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-29 01:28:19,978 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:28:19,978 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:28:19,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Ended with exit code 0 [2023-11-29 01:28:20,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 01:28:20,179 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:28:20,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:28:20,179 INFO L85 PathProgramCache]: Analyzing trace with hash 1517450971, now seen corresponding path program 1 times [2023-11-29 01:28:20,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 01:28:20,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [652798736] [2023-11-29 01:28:20,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:28:20,180 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 [2023-11-29 01:28:20,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 01:28:20,181 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 01:28:20,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13597690-404f-4c29-8212-e203bab1f9f7/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2023-11-29 01:28:21,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:28:21,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-29 01:28:21,304 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:29:48,849 WARN L293 SmtUtils]: Spent 6.70s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:29:54,941 WARN L293 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:00,375 WARN L293 SmtUtils]: Spent 5.43s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:05,983 WARN L293 SmtUtils]: Spent 5.61s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:12,353 WARN L293 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:24,610 WARN L293 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:36,720 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:42,116 WARN L293 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:49,828 WARN L293 SmtUtils]: Spent 7.40s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:30:57,904 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:05,739 WARN L293 SmtUtils]: Spent 7.84s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:13,525 WARN L293 SmtUtils]: Spent 7.79s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:21,632 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:29,440 WARN L293 SmtUtils]: Spent 7.81s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:36,385 WARN L293 SmtUtils]: Spent 6.94s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:44,501 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:31:52,626 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:00,602 WARN L293 SmtUtils]: Spent 7.98s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:08,042 WARN L293 SmtUtils]: Spent 7.44s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:20,395 WARN L293 SmtUtils]: Spent 7.37s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:27,027 WARN L293 SmtUtils]: Spent 6.63s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:34,271 WARN L293 SmtUtils]: Spent 7.24s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:42,508 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:50,655 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:32:57,581 WARN L293 SmtUtils]: Spent 6.93s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:05,670 WARN L293 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:13,819 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:21,928 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:30,051 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:34,107 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ sign_extend 24) c_~var_1_18~0)) (.cse3 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ sign_extend 24) c_~var_1_19~0)) (.cse7 ((_ zero_extend 24) c_~var_1_5~0)) (.cse4 ((_ sign_extend 24) c_~var_1_17~0))) (and (fp.geq c_~var_1_10~0 .cse0) (bvsle .cse1 (_ bv31 32)) (= (_ bv0 16) c_~var_1_21~0) (bvsle .cse2 (_ bv32 32)) (fp.leq c_~var_1_12~0 .cse3) (bvsge .cse2 (_ bv4294967265 32)) (fp.geq c_~var_1_14~0 .cse0) (= c_~var_1_3~0 (_ bv64 8)) (fp.leq c_~var_1_14~0 .cse3) (fp.geq c_~var_1_13~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_13~0 .cse3) (bvsge .cse4 (_ bv4294967233 32)) (fp.leq c_~var_1_10~0 .cse3) (let ((.cse5 (fp.gt c_~var_1_10~0 c_~var_1_11~0)) (.cse6 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (or (and .cse5 (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_12~0) .cse6))) (and (not .cse5) (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0) .cse6))))) (= c_~var_1_6~0 (_ bv10 16)) (not (bvsgt (_ bv32 32) c_~var_1_9~0)) (bvslt (_ bv64 32) (bvsrem .cse7 c_~var_1_9~0)) (fp.leq c_~var_1_11~0 .cse3) (fp.geq c_~var_1_11~0 .cse0) (bvsge .cse1 (_ bv4294967265 32)) (let ((.cse10 (bvadd .cse7 (_ bv10 32))) (.cse8 ((_ zero_extend 24) c_~var_1_4~0))) (let ((.cse9 (bvsgt .cse10 .cse8))) (or (and (= ((_ extract 15 0) .cse8) c_~var_1_20~0) (not .cse9)) (and .cse9 (= c_~var_1_20~0 ((_ extract 15 0) .cse10)))))) (= (_ bv0 16) c_~last_1_var_1_21~0) (bvsle .cse4 (_ bv63 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-11-29 01:33:42,365 WARN L293 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:49,585 WARN L293 SmtUtils]: Spent 7.22s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:33:57,551 WARN L293 SmtUtils]: Spent 7.97s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:04,241 WARN L293 SmtUtils]: Spent 6.69s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:10,727 WARN L293 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:23,386 WARN L293 SmtUtils]: Spent 7.69s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:31,542 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:39,674 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:47,031 WARN L293 SmtUtils]: Spent 7.36s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:34:55,169 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:02,596 WARN L293 SmtUtils]: Spent 7.43s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:10,710 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:18,093 WARN L293 SmtUtils]: Spent 7.38s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:26,205 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:34,325 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:42,476 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:50,584 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:35:57,931 WARN L293 SmtUtils]: Spent 7.35s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:04,789 WARN L293 SmtUtils]: Spent 6.86s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:12,913 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:21,049 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:28,374 WARN L293 SmtUtils]: Spent 7.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:36,478 WARN L293 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:44,608 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:36:52,781 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:00,912 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:07,859 WARN L293 SmtUtils]: Spent 6.95s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:15,996 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:24,138 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:32,188 WARN L293 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:40,303 WARN L293 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:47,902 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:37:56,080 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:04,244 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:12,395 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:19,999 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:27,457 WARN L293 SmtUtils]: Spent 7.46s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:35,581 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:39,659 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 ((_ sign_extend 24) c_~var_1_18~0)) (.cse5 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode 4611686018427382800.0))) (.cse0 ((_ to_fp 11 53) c_currentRoundingMode ((_ to_fp 8 24) c_currentRoundingMode (/ 1.0 100000000000000000000.0)))) (.cse1 ((_ sign_extend 24) c_~var_1_19~0)) (.cse10 ((_ zero_extend 24) c_~var_1_5~0)) (.cse6 ((_ sign_extend 24) c_~var_1_17~0))) (and (fp.geq c_~var_1_10~0 .cse0) (bvsle .cse1 (_ bv31 32)) (= (_ bv0 16) c_~var_1_21~0) (bvsle .cse2 (_ bv32 32)) (let ((.cse3 ((_ sign_extend 24) c_~var_1_16~0))) (let ((.cse4 (bvslt .cse3 (_ bv0 32)))) (or (and (= .cse3 c_~var_1_1~0) (not .cse4)) (and (= c_~var_1_1~0 (bvneg .cse3)) .cse4)))) (fp.leq c_~var_1_12~0 .cse5) (bvsge .cse2 (_ bv4294967265 32)) (fp.geq c_~var_1_14~0 .cse0) (let ((.cse7 (bvslt .cse1 (_ bv0 32)))) (or (and (= c_~var_1_16~0 ((_ extract 7 0) (bvadd .cse1 .cse6 .cse2))) (not .cse7)) (and .cse7 (= ((_ extract 7 0) (bvadd .cse6 .cse2 (bvneg .cse1))) c_~var_1_16~0)))) (= c_~var_1_3~0 (_ bv64 8)) (fp.leq c_~var_1_14~0 .cse5) (fp.geq c_~var_1_13~0 .cse0) (fp.geq c_~var_1_12~0 .cse0) (fp.leq c_~var_1_13~0 .cse5) (bvsge .cse6 (_ bv4294967233 32)) (fp.leq c_~var_1_10~0 .cse5) (let ((.cse8 (fp.gt c_~var_1_10~0 c_~var_1_11~0)) (.cse9 (fp.sub c_currentRoundingMode c_~var_1_13~0 c_~var_1_14~0))) (or (and .cse8 (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_10~0 c_~var_1_12~0) .cse9))) (and (not .cse8) (= c_~var_1_8~0 (fp.add c_currentRoundingMode (fp.sub c_currentRoundingMode c_~var_1_11~0 c_~var_1_12~0) .cse9))))) (= c_~var_1_6~0 (_ bv10 16)) (not (bvsgt (_ bv32 32) c_~var_1_9~0)) (bvslt (_ bv64 32) (bvsrem .cse10 c_~var_1_9~0)) (fp.leq c_~var_1_11~0 .cse5) (fp.geq c_~var_1_11~0 .cse0) (bvsge .cse1 (_ bv4294967265 32)) (let ((.cse13 (bvadd .cse10 (_ bv10 32))) (.cse11 ((_ zero_extend 24) c_~var_1_4~0))) (let ((.cse12 (bvsgt .cse13 .cse11))) (or (and (= ((_ extract 15 0) .cse11) c_~var_1_20~0) (not .cse12)) (and .cse12 (= c_~var_1_20~0 ((_ extract 15 0) .cse13)))))) (= (_ bv0 16) c_~last_1_var_1_21~0) (bvsle .cse6 (_ bv63 32)) (= c_currentRoundingMode roundNearestTiesToEven))) is different from false [2023-11-29 01:38:47,103 WARN L293 SmtUtils]: Spent 7.26s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:38:55,303 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:03,430 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:15,716 WARN L293 SmtUtils]: Spent 7.64s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:21,794 WARN L293 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:27,898 WARN L293 SmtUtils]: Spent 6.10s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:36,081 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:44,237 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:39:52,391 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:00,526 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:08,733 WARN L293 SmtUtils]: Spent 8.21s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:16,921 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:25,042 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:32,871 WARN L293 SmtUtils]: Spent 7.83s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:41,021 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:49,175 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:40:57,363 WARN L293 SmtUtils]: Spent 8.19s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:41:05,483 WARN L293 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)