./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 490a17de475a4cdaca431eb48cf1963f4700f59f0d2a39194d1b25aa89485cac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:54:11,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:54:11,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:54:11,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:54:11,250 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:54:11,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:54:11,272 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:54:11,273 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:54:11,273 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:54:11,274 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:54:11,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:54:11,275 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:54:11,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:54:11,276 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:54:11,277 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:54:11,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:54:11,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:54:11,278 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:54:11,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:54:11,279 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:54:11,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:54:11,280 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:54:11,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:54:11,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:54:11,281 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:54:11,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:54:11,282 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:54:11,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:54:11,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:54:11,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:54:11,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:54:11,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:54:11,284 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:54:11,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:54:11,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:54:11,284 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:54:11,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:54:11,285 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:54:11,285 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:54:11,285 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:54:11,285 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:54:11,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:54:11,286 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 490a17de475a4cdaca431eb48cf1963f4700f59f0d2a39194d1b25aa89485cac [2023-11-29 06:54:11,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:54:11,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:54:11,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:54:11,515 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:54:11,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:54:11,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:14,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:54:14,455 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:54:14,455 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:14,465 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/7b43d2492/57a39475a87d4ff4ba02382250ec2ac0/FLAGe852525e5 [2023-11-29 06:54:14,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/7b43d2492/57a39475a87d4ff4ba02382250ec2ac0 [2023-11-29 06:54:14,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:54:14,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:54:14,482 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:54:14,482 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:54:14,486 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:54:14,487 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,488 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8c9cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14, skipping insertion in model container [2023-11-29 06:54:14,488 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,525 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:54:14,648 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i[916,929] [2023-11-29 06:54:14,732 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:54:14,746 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:54:14,757 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i[916,929] [2023-11-29 06:54:14,806 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:54:14,822 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:54:14,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14 WrapperNode [2023-11-29 06:54:14,822 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:54:14,823 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:54:14,823 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:54:14,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:54:14,829 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,892 INFO L138 Inliner]: procedures = 26, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 256 [2023-11-29 06:54:14,893 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:54:14,894 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:54:14,894 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:54:14,894 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:54:14,903 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,904 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,908 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,934 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 06:54:14,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,950 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,954 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:54:14,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:54:14,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:54:14,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:54:14,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (1/1) ... [2023-11-29 06:54:14,981 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:54:14,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:15,005 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:54:15,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:54:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:54:15,059 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:54:15,059 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:54:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:54:15,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:54:15,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:54:15,155 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:54:15,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:54:15,545 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:54:15,578 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:54:15,578 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:54:15,578 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:54:15 BoogieIcfgContainer [2023-11-29 06:54:15,578 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:54:15,581 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:54:15,581 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:54:15,584 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:54:15,584 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:54:14" (1/3) ... [2023-11-29 06:54:15,585 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae4d4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:54:15, skipping insertion in model container [2023-11-29 06:54:15,585 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:14" (2/3) ... [2023-11-29 06:54:15,586 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ae4d4f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:54:15, skipping insertion in model container [2023-11-29 06:54:15,586 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:54:15" (3/3) ... [2023-11-29 06:54:15,587 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:15,605 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:54:15,606 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:54:15,656 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:54:15,661 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;@18aafd72, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:54:15,661 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:54:15,666 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 64 states have (on average 1.484375) internal successors, (95), 65 states have internal predecessors, (95), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 06:54:15,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 06:54:15,680 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:15,680 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:15,681 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:15,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:15,685 INFO L85 PathProgramCache]: Analyzing trace with hash 1623376210, now seen corresponding path program 1 times [2023-11-29 06:54:15,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:15,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550946751] [2023-11-29 06:54:15,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:15,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:15,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:15,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550946751] [2023-11-29 06:54:15,967 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 06:54:15,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829009538] [2023-11-29 06:54:15,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:15,968 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:15,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:15,970 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:15,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:54:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:16,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:54:16,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:16,278 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:16,278 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:16,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829009538] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:16,279 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:16,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:54:16,281 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534544925] [2023-11-29 06:54:16,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:16,285 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:54:16,285 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:16,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:54:16,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:54:16,314 INFO L87 Difference]: Start difference. First operand has 101 states, 64 states have (on average 1.484375) internal successors, (95), 65 states have internal predecessors, (95), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:16,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:16,358 INFO L93 Difference]: Finished difference Result 199 states and 358 transitions. [2023-11-29 06:54:16,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:54:16,361 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-29 06:54:16,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:16,370 INFO L225 Difference]: With dead ends: 199 [2023-11-29 06:54:16,370 INFO L226 Difference]: Without dead ends: 99 [2023-11-29 06:54:16,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 215 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 06:54:16,377 INFO L413 NwaCegarLoop]: 154 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, 154 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 06:54:16,378 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 154 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:54:16,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2023-11-29 06:54:16,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 99. [2023-11-29 06:54:16,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 63 states have (on average 1.4126984126984128) internal successors, (89), 63 states have internal predecessors, (89), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 06:54:16,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 157 transitions. [2023-11-29 06:54:16,422 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 157 transitions. Word has length 216 [2023-11-29 06:54:16,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:16,425 INFO L495 AbstractCegarLoop]: Abstraction has 99 states and 157 transitions. [2023-11-29 06:54:16,426 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:16,426 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 157 transitions. [2023-11-29 06:54:16,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 06:54:16,431 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:16,431 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:16,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:54:16,632 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 06:54:16,632 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:16,633 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:16,633 INFO L85 PathProgramCache]: Analyzing trace with hash 343512532, now seen corresponding path program 1 times [2023-11-29 06:54:16,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:16,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834994767] [2023-11-29 06:54:16,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:16,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:16,690 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:16,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1708953766] [2023-11-29 06:54:16,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:16,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:16,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:16,692 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:16,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:54:16,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:16,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:54:16,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:17,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:17,253 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:17,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:17,253 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834994767] [2023-11-29 06:54:17,253 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:54:17,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1708953766] [2023-11-29 06:54:17,254 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1708953766] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:17,254 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:17,254 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:54:17,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545807136] [2023-11-29 06:54:17,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:17,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:54:17,256 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:17,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:54:17,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:54:17,258 INFO L87 Difference]: Start difference. First operand 99 states and 157 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:17,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:17,490 INFO L93 Difference]: Finished difference Result 295 states and 469 transitions. [2023-11-29 06:54:17,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:54:17,491 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-29 06:54:17,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:17,495 INFO L225 Difference]: With dead ends: 295 [2023-11-29 06:54:17,495 INFO L226 Difference]: Without dead ends: 197 [2023-11-29 06:54:17,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:54:17,498 INFO L413 NwaCegarLoop]: 150 mSDtfsCounter, 69 mSDsluCounter, 209 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:17,499 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 359 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:54:17,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2023-11-29 06:54:17,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 195. [2023-11-29 06:54:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 124 states have (on average 1.4112903225806452) internal successors, (175), 124 states have internal predecessors, (175), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-29 06:54:17,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 311 transitions. [2023-11-29 06:54:17,551 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 311 transitions. Word has length 216 [2023-11-29 06:54:17,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:17,552 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 311 transitions. [2023-11-29 06:54:17,553 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:17,553 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 311 transitions. [2023-11-29 06:54:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 06:54:17,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:17,559 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:17,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 06:54:17,763 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:17,764 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:17,764 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:17,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1044577110, now seen corresponding path program 1 times [2023-11-29 06:54:17,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:17,765 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534506779] [2023-11-29 06:54:17,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:17,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:17,826 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:17,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1296044956] [2023-11-29 06:54:17,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:17,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:17,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:17,828 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:17,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:54:17,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:17,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:54:18,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:18,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:18,048 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:18,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:18,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534506779] [2023-11-29 06:54:18,048 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:54:18,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1296044956] [2023-11-29 06:54:18,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1296044956] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:18,049 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:18,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:54:18,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055972432] [2023-11-29 06:54:18,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:18,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:54:18,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:18,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:54:18,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:54:18,052 INFO L87 Difference]: Start difference. First operand 195 states and 311 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:18,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:18,127 INFO L93 Difference]: Finished difference Result 581 states and 927 transitions. [2023-11-29 06:54:18,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:54:18,128 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 216 [2023-11-29 06:54:18,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:18,133 INFO L225 Difference]: With dead ends: 581 [2023-11-29 06:54:18,134 INFO L226 Difference]: Without dead ends: 387 [2023-11-29 06:54:18,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 214 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 06:54:18,137 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 143 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 290 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:18,138 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 290 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:54:18,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2023-11-29 06:54:18,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 385. [2023-11-29 06:54:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 244 states have (on average 1.3852459016393444) internal successors, (338), 244 states have internal predecessors, (338), 136 states have call successors, (136), 4 states have call predecessors, (136), 4 states have return successors, (136), 136 states have call predecessors, (136), 136 states have call successors, (136) [2023-11-29 06:54:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 610 transitions. [2023-11-29 06:54:18,200 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 610 transitions. Word has length 216 [2023-11-29 06:54:18,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:18,201 INFO L495 AbstractCegarLoop]: Abstraction has 385 states and 610 transitions. [2023-11-29 06:54:18,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 610 transitions. [2023-11-29 06:54:18,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2023-11-29 06:54:18,205 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:18,205 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:18,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 06:54:18,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:18,408 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:18,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:18,408 INFO L85 PathProgramCache]: Analyzing trace with hash -534889115, now seen corresponding path program 1 times [2023-11-29 06:54:18,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:18,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375390943] [2023-11-29 06:54:18,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:18,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:18,447 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:18,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1399839147] [2023-11-29 06:54:18,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:18,448 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:18,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:18,449 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:18,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 06:54:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:18,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:54:18,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:19,348 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:19,348 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:19,348 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:19,348 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375390943] [2023-11-29 06:54:19,348 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:54:19,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1399839147] [2023-11-29 06:54:19,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1399839147] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:19,349 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:19,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:54:19,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509731133] [2023-11-29 06:54:19,350 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:19,350 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:54:19,350 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:19,351 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:54:19,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:54:19,352 INFO L87 Difference]: Start difference. First operand 385 states and 610 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:19,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:19,497 INFO L93 Difference]: Finished difference Result 1073 states and 1694 transitions. [2023-11-29 06:54:19,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:54:19,498 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 217 [2023-11-29 06:54:19,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:19,504 INFO L225 Difference]: With dead ends: 1073 [2023-11-29 06:54:19,504 INFO L226 Difference]: Without dead ends: 689 [2023-11-29 06:54:19,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:54:19,506 INFO L413 NwaCegarLoop]: 145 mSDtfsCounter, 193 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:19,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 435 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:54:19,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 689 states. [2023-11-29 06:54:19,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 689 to 599. [2023-11-29 06:54:19,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 388 states have (on average 1.3634020618556701) internal successors, (529), 388 states have internal predecessors, (529), 204 states have call successors, (204), 6 states have call predecessors, (204), 6 states have return successors, (204), 204 states have call predecessors, (204), 204 states have call successors, (204) [2023-11-29 06:54:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 937 transitions. [2023-11-29 06:54:19,595 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 937 transitions. Word has length 217 [2023-11-29 06:54:19,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:19,595 INFO L495 AbstractCegarLoop]: Abstraction has 599 states and 937 transitions. [2023-11-29 06:54:19,596 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:19,596 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 937 transitions. [2023-11-29 06:54:19,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 06:54:19,598 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:19,598 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:19,603 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 06:54:19,798 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:19,799 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:19,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:19,800 INFO L85 PathProgramCache]: Analyzing trace with hash -222116745, now seen corresponding path program 1 times [2023-11-29 06:54:19,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:19,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [474683879] [2023-11-29 06:54:19,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:19,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:19,839 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:19,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1789480413] [2023-11-29 06:54:19,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:19,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:19,840 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:19,841 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:19,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 06:54:20,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:20,053 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:54:20,059 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:20,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:20,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:20,312 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [474683879] [2023-11-29 06:54:20,312 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:54:20,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1789480413] [2023-11-29 06:54:20,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1789480413] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:20,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:20,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:54:20,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [616874791] [2023-11-29 06:54:20,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:20,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:54:20,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:20,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:54:20,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:54:20,315 INFO L87 Difference]: Start difference. First operand 599 states and 937 transitions. Second operand has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:20,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:20,587 INFO L93 Difference]: Finished difference Result 1304 states and 2030 transitions. [2023-11-29 06:54:20,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:54:20,587 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2023-11-29 06:54:20,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:20,596 INFO L225 Difference]: With dead ends: 1304 [2023-11-29 06:54:20,596 INFO L226 Difference]: Without dead ends: 1004 [2023-11-29 06:54:20,598 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 220 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:54:20,599 INFO L413 NwaCegarLoop]: 194 mSDtfsCounter, 157 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 660 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:20,599 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 660 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:54:20,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1004 states. [2023-11-29 06:54:20,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1004 to 938. [2023-11-29 06:54:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 938 states, 622 states have (on average 1.3569131832797428) internal successors, (844), 622 states have internal predecessors, (844), 306 states have call successors, (306), 9 states have call predecessors, (306), 9 states have return successors, (306), 306 states have call predecessors, (306), 306 states have call successors, (306) [2023-11-29 06:54:20,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1456 transitions. [2023-11-29 06:54:20,713 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1456 transitions. Word has length 218 [2023-11-29 06:54:20,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:20,714 INFO L495 AbstractCegarLoop]: Abstraction has 938 states and 1456 transitions. [2023-11-29 06:54:20,715 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.2) internal successors, (51), 4 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:20,715 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1456 transitions. [2023-11-29 06:54:20,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2023-11-29 06:54:20,722 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:20,722 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:20,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 06:54:20,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:20,923 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:20,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:20,924 INFO L85 PathProgramCache]: Analyzing trace with hash -975068557, now seen corresponding path program 1 times [2023-11-29 06:54:20,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:20,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688097546] [2023-11-29 06:54:20,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:20,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:20,959 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:20,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1603755209] [2023-11-29 06:54:20,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:20,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:20,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:20,961 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:20,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 06:54:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:21,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 06:54:21,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:21,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:21,778 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:21,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:54:21,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688097546] [2023-11-29 06:54:21,779 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:54:21,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603755209] [2023-11-29 06:54:21,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603755209] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:21,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:21,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:54:21,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210785853] [2023-11-29 06:54:21,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:21,780 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 06:54:21,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:54:21,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 06:54:21,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 06:54:21,781 INFO L87 Difference]: Start difference. First operand 938 states and 1456 transitions. Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:22,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:22,264 INFO L93 Difference]: Finished difference Result 1924 states and 2962 transitions. [2023-11-29 06:54:22,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 06:54:22,265 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 218 [2023-11-29 06:54:22,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:22,272 INFO L225 Difference]: With dead ends: 1924 [2023-11-29 06:54:22,272 INFO L226 Difference]: Without dead ends: 1302 [2023-11-29 06:54:22,274 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 213 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2023-11-29 06:54:22,275 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 231 mSDsluCounter, 413 mSDsCounter, 0 mSdLazyCounter, 233 mSolverCounterSat, 70 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 231 SdHoareTripleChecker+Valid, 550 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 70 IncrementalHoareTripleChecker+Valid, 233 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:22,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [231 Valid, 550 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [70 Valid, 233 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 06:54:22,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2023-11-29 06:54:22,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 1001. [2023-11-29 06:54:22,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1001 states, 650 states have (on average 1.3446153846153845) internal successors, (874), 650 states have internal predecessors, (874), 340 states have call successors, (340), 10 states have call predecessors, (340), 10 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2023-11-29 06:54:22,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 1001 states and 1554 transitions. [2023-11-29 06:54:22,374 INFO L78 Accepts]: Start accepts. Automaton has 1001 states and 1554 transitions. Word has length 218 [2023-11-29 06:54:22,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:22,375 INFO L495 AbstractCegarLoop]: Abstraction has 1001 states and 1554 transitions. [2023-11-29 06:54:22,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 5 states have internal predecessors, (51), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:22,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1001 states and 1554 transitions. [2023-11-29 06:54:22,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2023-11-29 06:54:22,378 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:22,378 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:22,383 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 06:54:22,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 06:54:22,579 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:22,579 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:22,579 INFO L85 PathProgramCache]: Analyzing trace with hash -566666070, now seen corresponding path program 1 times [2023-11-29 06:54:22,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:54:22,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777965875] [2023-11-29 06:54:22,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:22,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:54:22,611 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:54:22,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1189707999] [2023-11-29 06:54:22,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:22,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:22,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:22,612 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:54:22,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 06:54:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:54:22,847 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:54:22,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:54:23,113 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:54:23,113 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:54:23,114 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:54:23,122 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-29 06:54:23,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:54:23,318 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:54:23,321 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:54:23,442 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:54:23,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 06:54:23,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:54:23 BoogieIcfgContainer [2023-11-29 06:54:23,480 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:54:23,481 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:54:23,481 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:54:23,481 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:54:23,481 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:54:15" (3/4) ... [2023-11-29 06:54:23,483 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:54:23,485 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:54:23,485 INFO L158 Benchmark]: Toolchain (without parser) took 9004.40ms. Allocated memory was 178.3MB in the beginning and 283.1MB in the end (delta: 104.9MB). Free memory was 133.3MB in the beginning and 233.8MB in the end (delta: -100.5MB). Peak memory consumption was 5.8MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,485 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:54:23,486 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.69ms. Allocated memory is still 178.3MB. Free memory was 133.3MB in the beginning and 116.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.60ms. Allocated memory is still 178.3MB. Free memory was 116.6MB in the beginning and 111.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,486 INFO L158 Benchmark]: Boogie Preprocessor took 79.32ms. Allocated memory is still 178.3MB. Free memory was 111.0MB in the beginning and 102.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,487 INFO L158 Benchmark]: RCFGBuilder took 604.85ms. Allocated memory is still 178.3MB. Free memory was 102.6MB in the beginning and 115.7MB in the end (delta: -13.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,487 INFO L158 Benchmark]: TraceAbstraction took 7899.11ms. Allocated memory was 178.3MB in the beginning and 283.1MB in the end (delta: 104.9MB). Free memory was 114.8MB in the beginning and 233.8MB in the end (delta: -119.0MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. [2023-11-29 06:54:23,487 INFO L158 Benchmark]: Witness Printer took 4.07ms. Allocated memory is still 283.1MB. Free memory is still 233.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:54:23,489 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 109.1MB. Free memory is still 57.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.69ms. Allocated memory is still 178.3MB. Free memory was 133.3MB in the beginning and 116.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.60ms. Allocated memory is still 178.3MB. Free memory was 116.6MB in the beginning and 111.0MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.32ms. Allocated memory is still 178.3MB. Free memory was 111.0MB in the beginning and 102.6MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 604.85ms. Allocated memory is still 178.3MB. Free memory was 102.6MB in the beginning and 115.7MB in the end (delta: -13.1MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * TraceAbstraction took 7899.11ms. Allocated memory was 178.3MB in the beginning and 283.1MB in the end (delta: 104.9MB). Free memory was 114.8MB in the beginning and 233.8MB in the end (delta: -119.0MB). Peak memory consumption was 108.2MB. Max. memory is 16.1GB. * Witness Printer took 4.07ms. Allocated memory is still 283.1MB. Free memory is still 233.8MB. 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~short26 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 216, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of someBinaryArithmeticDOUBLEoperation at line 91. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] signed short int var_1_6 = 256; [L24] signed short int var_1_7 = 8; [L25] double var_1_8 = 5.3; [L26] double var_1_9 = 5.575; [L27] double var_1_10 = 31.5; [L28] double var_1_11 = 2.38; [L29] double var_1_12 = 1.25; [L30] unsigned short int var_1_13 = 100; [L31] unsigned long int var_1_16 = 8; [L32] unsigned long int var_1_17 = 4; [L33] unsigned short int var_1_19 = 49755; [L34] unsigned short int var_1_20 = 0; [L35] unsigned short int var_1_21 = 10; [L36] unsigned short int var_1_22 = 5; [L37] float var_1_23 = 200.8; [L38] signed long int var_1_24 = 256; [L39] unsigned short int var_1_25 = 16; [L40] double var_1_26 = 0.625; [L41] double var_1_27 = 2.25; [L42] double var_1_28 = 25.8; [L43] double var_1_29 = 15.5; [L44] unsigned long int var_1_30 = 1; [L45] unsigned long int var_1_31 = 2553598654; [L46] unsigned char var_1_32 = 1; [L47] unsigned char var_1_33 = 0; [L48] signed char var_1_34 = -1; [L49] signed char var_1_35 = -8; [L50] signed char var_1_36 = 25; [L51] signed char var_1_37 = 10; [L52] signed char var_1_38 = 64; [L53] unsigned long int var_1_39 = 128; [L54] signed short int last_1_var_1_1 = 0; [L55] double last_1_var_1_8 = 5.3; [L56] unsigned short int last_1_var_1_13 = 100; [L57] signed long int last_1_var_1_24 = 256; [L58] unsigned long int last_1_var_1_30 = 1; [L59] unsigned char last_1_var_1_32 = 1; [L60] unsigned long int last_1_var_1_39 = 128; [L220] isInitial = 1 [L221] FCALL initially() [L222] COND TRUE 1 [L223] CALL updateLastVariables() [L207] last_1_var_1_1 = var_1_1 [L208] last_1_var_1_8 = var_1_8 [L209] last_1_var_1_13 = var_1_13 [L210] last_1_var_1_24 = var_1_24 [L211] last_1_var_1_30 = var_1_30 [L212] last_1_var_1_32 = var_1_32 [L213] last_1_var_1_39 = var_1_39 [L223] RET updateLastVariables() [L224] CALL updateVariables() [L151] var_1_6 = __VERIFIER_nondet_short() [L152] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L152] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L153] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L153] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=8, var_1_8=53/10, var_1_9=223/40] [L154] var_1_7 = __VERIFIER_nondet_short() [L155] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L155] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L156] CALL assume_abort_if_not(var_1_7 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L156] RET assume_abort_if_not(var_1_7 <= 32766) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10, var_1_9=223/40] [L157] var_1_9 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L158] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_10=63/2, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L159] var_1_10 = __VERIFIER_nondet_double() [L160] 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_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L160] 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_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_11=119/50, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L161] var_1_11 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L162] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_12=5/4, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L163] var_1_12 = __VERIFIER_nondet_double() [L164] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L164] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=8, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L165] var_1_16 = __VERIFIER_nondet_ulong() [L166] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L166] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L167] CALL assume_abort_if_not(var_1_16 <= 2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L167] RET assume_abort_if_not(var_1_16 <= 2147483648) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=4, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L168] var_1_17 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L169] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L170] CALL assume_abort_if_not(var_1_17 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L170] RET assume_abort_if_not(var_1_17 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=49755, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L171] var_1_19 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_19 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L172] RET assume_abort_if_not(var_1_19 >= 49150) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L173] CALL assume_abort_if_not(var_1_19 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L173] RET assume_abort_if_not(var_1_19 <= 65534) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L174] var_1_20 = __VERIFIER_nondet_ushort() [L175] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L175] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L176] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L176] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=10, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L177] var_1_21 = __VERIFIER_nondet_ushort() [L178] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L178] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L179] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L179] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=5, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L180] var_1_22 = __VERIFIER_nondet_ushort() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L182] CALL assume_abort_if_not(var_1_22 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L182] RET assume_abort_if_not(var_1_22 <= 32767) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_28=129/5, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L183] var_1_28 = __VERIFIER_nondet_double() [L184] CALL assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L184] RET assume_abort_if_not((var_1_28 >= 0.0F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_29=31/2, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L185] var_1_29 = __VERIFIER_nondet_double() [L186] CALL assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L186] RET assume_abort_if_not((var_1_29 >= 0.0F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2553598654, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L187] var_1_31 = __VERIFIER_nondet_ulong() [L188] CALL assume_abort_if_not(var_1_31 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L188] RET assume_abort_if_not(var_1_31 >= 2147483647) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L189] CALL assume_abort_if_not(var_1_31 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L189] RET assume_abort_if_not(var_1_31 <= 4294967294) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L190] var_1_33 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L191] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L192] CALL assume_abort_if_not(var_1_33 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L192] RET assume_abort_if_not(var_1_33 <= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=-8, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L193] var_1_35 = __VERIFIER_nondet_char() [L194] CALL assume_abort_if_not(var_1_35 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L194] RET assume_abort_if_not(var_1_35 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L195] CALL assume_abort_if_not(var_1_35 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L195] RET assume_abort_if_not(var_1_35 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=25, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L196] var_1_36 = __VERIFIER_nondet_char() [L197] CALL assume_abort_if_not(var_1_36 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L197] RET assume_abort_if_not(var_1_36 >= -63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L198] CALL assume_abort_if_not(var_1_36 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L198] RET assume_abort_if_not(var_1_36 <= 63) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=10, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L199] var_1_37 = __VERIFIER_nondet_char() [L200] CALL assume_abort_if_not(var_1_37 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L200] RET assume_abort_if_not(var_1_37 >= -1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L201] CALL assume_abort_if_not(var_1_37 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L201] RET assume_abort_if_not(var_1_37 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=64, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L202] var_1_38 = __VERIFIER_nondet_char() [L203] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L203] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L204] CALL assume_abort_if_not(var_1_38 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L204] RET assume_abort_if_not(var_1_38 <= 126) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L224] RET updateVariables() [L225] CALL step() [L64] signed short int stepLocal_5 = var_1_7; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L65] EXPR last_1_var_1_24 | var_1_22 VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L65] signed long int stepLocal_4 = last_1_var_1_24 | var_1_22; [L66] signed long int stepLocal_3 = last_1_var_1_1; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L67] COND TRUE stepLocal_4 > last_1_var_1_39 VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L68] COND TRUE \read(last_1_var_1_32) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=1, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L69] COND TRUE stepLocal_3 == ((var_1_20 + last_1_var_1_13) / var_1_19) [L70] var_1_30 = ((((var_1_22) > (10u)) ? (var_1_22) : (10u))) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L82] unsigned short int stepLocal_6 = var_1_19; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L83] COND FALSE !((var_1_29 - var_1_11) <= last_1_var_1_8) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0, var_1_8=53/10] [L88] COND TRUE \read(var_1_32) [L89] var_1_8 = ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_23=1004/5, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L91] var_1_23 = (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=16, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L92] COND TRUE ! ((var_1_12 < 9999999.625) && var_1_32) [L93] var_1_25 = var_1_19 VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=9/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L97] COND FALSE !(-32 > var_1_20) [L100] var_1_27 = 63.75 VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L102] unsigned long int stepLocal_1 = last_1_var_1_30; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L103] COND TRUE \read(last_1_var_1_32) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L104] COND FALSE !(-10000000 <= stepLocal_1) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L108] signed long int stepLocal_2 = 32; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L109] COND FALSE !(stepLocal_2 >= var_1_24) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L112] COND FALSE !(var_1_20 >= var_1_16) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L119] COND TRUE var_1_32 && var_1_32 VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=0, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L120] COND FALSE !(var_1_27 != 16.5) [L123] var_1_1 = (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=128, var_1_6=32766, var_1_7=0] [L128] COND TRUE var_1_26 == var_1_27 [L129] var_1_39 = ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] [L137] unsigned long int stepLocal_0 = var_1_7 * var_1_30; VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_0=0, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=100, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] [L138] COND FALSE !(stepLocal_0 != (var_1_39 / (var_1_16 + var_1_17))) [L147] var_1_13 = ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, stepLocal_0=0, stepLocal_1=1, stepLocal_2=32, stepLocal_3=0, stepLocal_4=256, stepLocal_5=0, stepLocal_6=65534, var_1_13=65534, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31)))) VAL [isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=65534, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] [L216-L217] return ((((((((((((var_1_32 && var_1_32) ? ((var_1_27 != 16.5) ? (var_1_1 == ((signed short int) ((((-256) > (var_1_34)) ? (-256) : (var_1_34))))) : (var_1_1 == ((signed short int) (var_1_6 - var_1_7)))) : (var_1_1 == ((signed short int) var_1_6))) && (var_1_32 ? (var_1_8 == ((double) ((var_1_9 + ((((31.5) > (var_1_10)) ? (31.5) : (var_1_10)))) - ((((var_1_11) < (var_1_12)) ? (var_1_11) : (var_1_12)))))) : 1)) && (((var_1_7 * var_1_30) != (var_1_39 / (var_1_16 + var_1_17))) ? ((var_1_23 >= (((((var_1_12 * var_1_26)) < (var_1_8)) ? ((var_1_12 * var_1_26)) : (var_1_8)))) ? (var_1_13 == ((unsigned short int) var_1_7)) : (var_1_32 ? (var_1_13 == ((unsigned short int) ((var_1_19 - var_1_20) - (((((8 + var_1_21)) > (var_1_22)) ? ((8 + var_1_21)) : (var_1_22)))))) : 1)) : (var_1_13 == ((unsigned short int) ((((var_1_19) > ((var_1_7 + var_1_20))) ? (var_1_19) : ((var_1_7 + var_1_20)))))))) && (var_1_23 == ((float) (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))) - var_1_9)))) && (last_1_var_1_32 ? ((-10000000 <= last_1_var_1_30) ? (var_1_24 == ((signed long int) (last_1_var_1_30 - var_1_20))) : 1) : 1)) && ((! ((var_1_12 < 9999999.625) && var_1_32)) ? (var_1_25 == ((unsigned short int) var_1_19)) : (var_1_25 == ((unsigned short int) ((((var_1_20) < (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19))))) ? (var_1_20) : (((((var_1_7) < (var_1_19)) ? (var_1_7) : (var_1_19)))))))))) && ((32 >= var_1_24) ? (var_1_26 == ((double) (var_1_9 - 8.625))) : 1)) && ((-32 > var_1_20) ? (var_1_27 == ((double) (((((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) < (var_1_11)) ? ((((((var_1_9) > (var_1_10)) ? (var_1_9) : (var_1_10))) + (var_1_28 - var_1_29))) : (var_1_11))))) : (var_1_27 == ((double) 63.75)))) && (((last_1_var_1_24 | var_1_22) > last_1_var_1_39) ? (last_1_var_1_32 ? ((last_1_var_1_1 == ((var_1_20 + last_1_var_1_13) / var_1_19)) ? (var_1_30 == ((unsigned long int) ((((var_1_22) > (10u)) ? (var_1_22) : (10u))))) : 1) : (var_1_30 == ((unsigned long int) ((((var_1_22) > ((var_1_31 - var_1_20))) ? (var_1_22) : ((var_1_31 - var_1_20))))))) : ((var_1_7 > last_1_var_1_13) ? (var_1_30 == ((unsigned long int) var_1_21)) : (var_1_30 == ((unsigned long int) var_1_31))))) && (((var_1_29 - var_1_11) <= last_1_var_1_8) ? ((last_1_var_1_39 == var_1_19) ? (var_1_32 == ((unsigned char) var_1_33)) : 1) : 1)) && ((var_1_20 >= var_1_16) ? ((var_1_30 > var_1_24) ? (var_1_34 == ((signed char) (var_1_35 + var_1_36))) : (var_1_34 == ((signed char) (var_1_37 - var_1_38)))) : 1)) && ((var_1_26 == var_1_27) ? (var_1_39 == ((unsigned long int) ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))))) : (((var_1_19 * 64u) < var_1_38) ? (var_1_39 == ((unsigned long int) var_1_19)) : (var_1_39 == ((unsigned long int) var_1_16)))) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=65534, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=100, last_1_var_1_1=0, last_1_var_1_24=256, last_1_var_1_30=1, last_1_var_1_32=1, last_1_var_1_39=128, last_1_var_1_8=53/10, var_1_13=65534, var_1_16=2147483648, var_1_17=2147483647, var_1_19=65534, var_1_1=32766, var_1_20=16383, var_1_21=0, var_1_22=256, var_1_24=256, var_1_25=65534, var_1_26=5/8, var_1_27=255/4, var_1_30=256, var_1_31=2147483647, var_1_32=1, var_1_33=0, var_1_34=-1, var_1_35=63, var_1_36=63, var_1_37=126, var_1_38=0, var_1_39=0, var_1_6=32766, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 101 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.7s, OverallIterations: 7, TraceHistogramMax: 34, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 793 SdHoareTripleChecker+Valid, 0.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 793 mSDsluCounter, 2448 SdHoareTripleChecker+Invalid, 0.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1520 mSDsCounter, 148 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 419 IncrementalHoareTripleChecker+Invalid, 567 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 148 mSolverCounterUnsat, 928 mSDtfsCounter, 419 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1302 GetRequests, 1282 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1001occurred in iteration=6, InterpolantAutomatonStates: 26, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 461 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 1736 NumberOfCodeBlocks, 1736 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1295 ConstructedInterpolants, 0 QuantifiedInterpolants, 4520 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3037 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 13464/13464 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 06:54:23,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 490a17de475a4cdaca431eb48cf1963f4700f59f0d2a39194d1b25aa89485cac --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:54:25,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:54:25,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 06:54:25,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:54:25,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:54:25,544 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:54:25,545 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:54:25,545 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:54:25,546 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:54:25,546 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:54:25,547 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:54:25,548 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:54:25,548 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:54:25,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:54:25,550 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:54:25,550 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:54:25,551 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:54:25,551 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:54:25,552 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:54:25,553 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:54:25,553 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:54:25,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:54:25,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:54:25,555 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:54:25,555 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:54:25,555 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:54:25,556 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:54:25,556 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:54:25,557 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:54:25,557 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:54:25,557 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:54:25,558 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:54:25,558 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:54:25,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:54:25,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:54:25,559 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:54:25,559 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:54:25,560 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:54:25,560 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:54:25,560 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:54:25,560 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:54:25,561 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:54:25,561 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:54:25,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:54:25,561 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:54:25,561 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 490a17de475a4cdaca431eb48cf1963f4700f59f0d2a39194d1b25aa89485cac [2023-11-29 06:54:25,832 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:54:25,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:54:25,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:54:25,855 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:54:25,855 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:54:25,857 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:28,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:54:28,895 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:54:28,896 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:28,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/01cae30e9/70336e821e7c429a8b773df834f371e9/FLAGf1e8de886 [2023-11-29 06:54:28,922 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/data/01cae30e9/70336e821e7c429a8b773df834f371e9 [2023-11-29 06:54:28,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:54:28,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:54:28,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:54:28,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:54:28,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:54:28,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:28" (1/1) ... [2023-11-29 06:54:28,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33cb8c00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:28, skipping insertion in model container [2023-11-29 06:54:28,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:54:28" (1/1) ... [2023-11-29 06:54:28,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:54:29,133 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i[916,929] [2023-11-29 06:54:29,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:54:29,229 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:54:29,241 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_bfe14b98-936a-492b-8a0c-6c1d445a7abf/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-while_file-79.i[916,929] [2023-11-29 06:54:29,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:54:29,306 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:54:29,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29 WrapperNode [2023-11-29 06:54:29,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:54:29,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:54:29,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:54:29,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:54:29,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,330 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,364 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 226 [2023-11-29 06:54:29,364 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:54:29,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:54:29,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:54:29,365 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:54:29,377 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,383 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,400 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 06:54:29,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,413 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,418 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,422 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,425 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:54:29,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:54:29,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:54:29,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:54:29,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (1/1) ... [2023-11-29 06:54:29,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:54:29,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:54:29,459 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:54:29,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:54:29,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:54:29,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:54:29,493 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:54:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:54:29,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:54:29,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:54:29,594 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:54:29,595 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:54:42,493 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:54:42,544 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:54:42,544 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:54:42,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:54:42 BoogieIcfgContainer [2023-11-29 06:54:42,545 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:54:42,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:54:42,548 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:54:42,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:54:42,551 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:54:28" (1/3) ... [2023-11-29 06:54:42,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ac1180a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:54:42, skipping insertion in model container [2023-11-29 06:54:42,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:54:29" (2/3) ... [2023-11-29 06:54:42,552 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ac1180a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:54:42, skipping insertion in model container [2023-11-29 06:54:42,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:54:42" (3/3) ... [2023-11-29 06:54:42,554 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-while_file-79.i [2023-11-29 06:54:42,572 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:54:42,572 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:54:42,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:54:42,628 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;@42979965, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:54:42,628 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:54:42,633 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 06:54:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-29 06:54:42,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:42,651 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:42,652 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:42,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:42,657 INFO L85 PathProgramCache]: Analyzing trace with hash 1881354147, now seen corresponding path program 1 times [2023-11-29 06:54:42,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:54:42,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1695530285] [2023-11-29 06:54:42,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:42,673 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 06:54:42,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:54:42,675 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:42,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:43,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:54:43,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:43,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:43,725 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:43,726 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:54:43,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1695530285] [2023-11-29 06:54:43,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1695530285] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:43,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:43,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:54:43,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152316111] [2023-11-29 06:54:43,730 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:43,734 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:54:43,734 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:54:43,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:54:43,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:54:43,760 INFO L87 Difference]: Start difference. First operand has 93 states, 56 states have (on average 1.4642857142857142) internal successors, (82), 57 states have internal predecessors, (82), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:48,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:54:48,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:54:48,123 INFO L93 Difference]: Finished difference Result 183 states and 332 transitions. [2023-11-29 06:54:48,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:54:48,204 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 212 [2023-11-29 06:54:48,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:54:48,213 INFO L225 Difference]: With dead ends: 183 [2023-11-29 06:54:48,213 INFO L226 Difference]: Without dead ends: 91 [2023-11-29 06:54:48,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 211 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 06:54:48,220 INFO L413 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:54:48,221 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 4.3s Time] [2023-11-29 06:54:48,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2023-11-29 06:54:48,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2023-11-29 06:54:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 55 states have (on average 1.3818181818181818) internal successors, (76), 55 states have internal predecessors, (76), 34 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-29 06:54:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 144 transitions. [2023-11-29 06:54:48,264 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 144 transitions. Word has length 212 [2023-11-29 06:54:48,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:54:48,267 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 144 transitions. [2023-11-29 06:54:48,267 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:48,267 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 144 transitions. [2023-11-29 06:54:48,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-29 06:54:48,273 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:54:48,273 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:54:48,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:48,474 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:48,474 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:54:48,475 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:54:48,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1294548133, now seen corresponding path program 1 times [2023-11-29 06:54:48,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:54:48,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [66993647] [2023-11-29 06:54:48,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:54:48,477 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 06:54:48,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:54:48,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:48,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:54:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:54:49,482 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:54:49,489 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:54:51,156 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:54:51,156 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:54:51,157 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:54:51,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [66993647] [2023-11-29 06:54:51,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [66993647] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:54:51,158 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:54:51,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:54:51,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448777906] [2023-11-29 06:54:51,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:54:51,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:54:51,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:54:51,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:54:51,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:54:51,162 INFO L87 Difference]: Start difference. First operand 91 states and 144 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:54:57,377 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:01,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:05,385 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:09,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:13,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:17,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:17,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:55:17,895 INFO L93 Difference]: Finished difference Result 296 states and 469 transitions. [2023-11-29 06:55:17,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:55:17,987 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 212 [2023-11-29 06:55:17,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:55:17,991 INFO L225 Difference]: With dead ends: 296 [2023-11-29 06:55:17,992 INFO L226 Difference]: Without dead ends: 206 [2023-11-29 06:55:17,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 212 GetRequests, 209 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:55:17,994 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 123 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 73 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 416 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:55:17,995 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 416 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 25 Invalid, 6 Unknown, 0 Unchecked, 26.7s Time] [2023-11-29 06:55:17,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2023-11-29 06:55:18,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 185. [2023-11-29 06:55:18,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 114 states have (on average 1.3421052631578947) internal successors, (153), 114 states have internal predecessors, (153), 68 states have call successors, (68), 2 states have call predecessors, (68), 2 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2023-11-29 06:55:18,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 289 transitions. [2023-11-29 06:55:18,038 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 289 transitions. Word has length 212 [2023-11-29 06:55:18,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:55:18,039 INFO L495 AbstractCegarLoop]: Abstraction has 185 states and 289 transitions. [2023-11-29 06:55:18,039 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, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:55:18,039 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 289 transitions. [2023-11-29 06:55:18,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-29 06:55:18,044 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:55:18,044 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:18,064 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:18,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:18,248 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:55:18,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:55:18,248 INFO L85 PathProgramCache]: Analyzing trace with hash -771864521, now seen corresponding path program 1 times [2023-11-29 06:55:18,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:55:18,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [193124187] [2023-11-29 06:55:18,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:55:18,249 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 06:55:18,249 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:55:18,250 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:18,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:55:19,163 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:55:19,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:55:22,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-11-29 06:55:22,051 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:55:22,629 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:55:22,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [193124187] [2023-11-29 06:55:22,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [193124187] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:55:22,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2058442876] [2023-11-29 06:55:22,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:55:22,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:55:22,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:55:22,631 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:55:22,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-29 06:55:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:55:23,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:55:23,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:55:23,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:55:23,507 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:55:23,507 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2058442876] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:55:23,507 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:55:23,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2023-11-29 06:55:23,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080198823] [2023-11-29 06:55:23,508 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:55:23,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:55:23,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:55:23,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:55:23,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-29 06:55:23,509 INFO L87 Difference]: Start difference. First operand 185 states and 289 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:55:28,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:32,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:36,846 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:36,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:55:36,988 INFO L93 Difference]: Finished difference Result 369 states and 579 transitions. [2023-11-29 06:55:36,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:55:36,988 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-29 06:55:36,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:55:36,993 INFO L225 Difference]: With dead ends: 369 [2023-11-29 06:55:36,993 INFO L226 Difference]: Without dead ends: 279 [2023-11-29 06:55:36,994 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 566 GetRequests, 556 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2023-11-29 06:55:36,995 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 128 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 281 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:55:36,996 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 281 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 13.5s Time] [2023-11-29 06:55:36,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2023-11-29 06:55:37,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 277. [2023-11-29 06:55:37,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 171 states have (on average 1.3333333333333333) internal successors, (228), 171 states have internal predecessors, (228), 102 states have call successors, (102), 3 states have call predecessors, (102), 3 states have return successors, (102), 102 states have call predecessors, (102), 102 states have call successors, (102) [2023-11-29 06:55:37,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 432 transitions. [2023-11-29 06:55:37,054 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 432 transitions. Word has length 214 [2023-11-29 06:55:37,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:55:37,055 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 432 transitions. [2023-11-29 06:55:37,055 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:55:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 432 transitions. [2023-11-29 06:55:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-29 06:55:37,059 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:55:37,059 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:55:37,083 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:37,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-29 06:55:37,483 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 06:55:37,483 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:55:37,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:55:37,484 INFO L85 PathProgramCache]: Analyzing trace with hash 1934754873, now seen corresponding path program 1 times [2023-11-29 06:55:37,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:55:37,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590343854] [2023-11-29 06:55:37,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:55:37,485 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 06:55:37,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:55:37,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:37,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:55:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:55:38,376 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:55:38,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:55:41,242 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-11-29 06:55:41,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:55:41,891 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:55:41,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590343854] [2023-11-29 06:55:41,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [590343854] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:55:41,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1732481867] [2023-11-29 06:55:41,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:55:41,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:55:41,892 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:55:41,893 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:55:41,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-29 06:55:42,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:55:42,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 06:55:42,676 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:55:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:55:44,550 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:55:44,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1732481867] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:55:44,551 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:55:44,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-29 06:55:44,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283075194] [2023-11-29 06:55:44,551 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:55:44,552 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:55:44,552 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:55:44,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:55:44,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2023-11-29 06:55:44,553 INFO L87 Difference]: Start difference. First operand 277 states and 432 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:55:49,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:53,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:55:57,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:01,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:05,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:09,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:13,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:17,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:21,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:21,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:56:21,887 INFO L93 Difference]: Finished difference Result 919 states and 1429 transitions. [2023-11-29 06:56:21,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:56:21,888 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-29 06:56:21,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:56:21,892 INFO L225 Difference]: With dead ends: 919 [2023-11-29 06:56:21,893 INFO L226 Difference]: Without dead ends: 643 [2023-11-29 06:56:21,894 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 554 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2023-11-29 06:56:21,894 INFO L413 NwaCegarLoop]: 177 mSDtfsCounter, 135 mSDsluCounter, 425 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 69 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 36.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 602 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:56:21,895 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 602 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 29 Invalid, 9 Unknown, 0 Unchecked, 37.1s Time] [2023-11-29 06:56:21,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2023-11-29 06:56:21,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 592. [2023-11-29 06:56:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 381 states have (on average 1.330708661417323) internal successors, (507), 381 states have internal predecessors, (507), 204 states have call successors, (204), 6 states have call predecessors, (204), 6 states have return successors, (204), 204 states have call predecessors, (204), 204 states have call successors, (204) [2023-11-29 06:56:21,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 915 transitions. [2023-11-29 06:56:21,964 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 915 transitions. Word has length 214 [2023-11-29 06:56:21,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:56:21,965 INFO L495 AbstractCegarLoop]: Abstraction has 592 states and 915 transitions. [2023-11-29 06:56:21,966 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:56:21,966 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 915 transitions. [2023-11-29 06:56:21,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2023-11-29 06:56:21,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:56:21,970 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:56:21,974 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-29 06:56:22,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:56:22,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:56:22,372 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:56:22,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:56:22,372 INFO L85 PathProgramCache]: Analyzing trace with hash -1659147845, now seen corresponding path program 1 times [2023-11-29 06:56:22,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:56:22,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2146345911] [2023-11-29 06:56:22,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:56:22,373 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 06:56:22,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:56:22,374 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:56:22,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:56:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:56:23,253 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:56:23,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:56:25,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-11-29 06:56:25,979 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:56:26,549 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:56:26,549 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2146345911] [2023-11-29 06:56:26,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2146345911] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:56:26,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1154011672] [2023-11-29 06:56:26,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:56:26,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:56:26,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:56:26,551 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:56:26,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-29 06:56:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:56:28,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:56:28,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:56:31,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:56:31,588 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:56:31,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1154011672] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:56:31,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:56:31,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 10 [2023-11-29 06:56:31,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673667679] [2023-11-29 06:56:31,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:56:31,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:56:31,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:56:31,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:56:31,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2023-11-29 06:56:31,590 INFO L87 Difference]: Start difference. First operand 592 states and 915 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:56:37,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:56:41,096 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:56:45,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:56:50,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:54,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:56:58,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:02,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:57:02,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:57:02,179 INFO L93 Difference]: Finished difference Result 1096 states and 1683 transitions. [2023-11-29 06:57:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:57:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 214 [2023-11-29 06:57:02,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:57:02,184 INFO L225 Difference]: With dead ends: 1096 [2023-11-29 06:57:02,184 INFO L226 Difference]: Without dead ends: 796 [2023-11-29 06:57:02,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 569 GetRequests, 554 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2023-11-29 06:57:02,186 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 140 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 69 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 30.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 468 SdHoareTripleChecker+Invalid, 178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:57:02,186 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 468 Invalid, 178 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 102 Invalid, 7 Unknown, 0 Unchecked, 30.3s Time] [2023-11-29 06:57:02,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2023-11-29 06:57:02,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 652. [2023-11-29 06:57:02,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 652 states, 406 states have (on average 1.3103448275862069) internal successors, (532), 406 states have internal predecessors, (532), 238 states have call successors, (238), 7 states have call predecessors, (238), 7 states have return successors, (238), 238 states have call predecessors, (238), 238 states have call successors, (238) [2023-11-29 06:57:02,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 652 states and 1008 transitions. [2023-11-29 06:57:02,268 INFO L78 Accepts]: Start accepts. Automaton has 652 states and 1008 transitions. Word has length 214 [2023-11-29 06:57:02,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:57:02,269 INFO L495 AbstractCegarLoop]: Abstraction has 652 states and 1008 transitions. [2023-11-29 06:57:02,269 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 4 states have internal predecessors, (47), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:57:02,269 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 1008 transitions. [2023-11-29 06:57:02,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-29 06:57:02,271 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:57:02,272 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:02,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:57:02,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-29 06:57:02,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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=3,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 06:57:02,675 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:57:02,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:57:02,675 INFO L85 PathProgramCache]: Analyzing trace with hash 940554982, now seen corresponding path program 1 times [2023-11-29 06:57:02,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:57:02,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192691296] [2023-11-29 06:57:02,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:57:02,676 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 06:57:02,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:57:02,677 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:57:02,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:57:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:57:03,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 06:57:03,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:57:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2023-11-29 06:57:09,381 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:57:12,437 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:57:12,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192691296] [2023-11-29 06:57:12,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192691296] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:57:12,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2033714226] [2023-11-29 06:57:12,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:57:12,438 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:57:12,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:57:12,439 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:57:12,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-29 06:57:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:57:14,620 INFO L262 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:57:14,624 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:57:16,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:57:16,895 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:57:16,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2033714226] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:57:16,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:57:16,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2023-11-29 06:57:16,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55496997] [2023-11-29 06:57:16,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:57:16,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:57:16,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:57:16,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:57:16,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2023-11-29 06:57:16,897 INFO L87 Difference]: Start difference. First operand 652 states and 1008 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:57:19,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:24,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:28,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:32,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:57:36,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:40,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:57:45,517 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:57:47,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 06:57:50,452 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:57:50,452 INFO L93 Difference]: Finished difference Result 1864 states and 2879 transitions. [2023-11-29 06:57:50,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:57:50,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2023-11-29 06:57:50,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:57:50,469 INFO L225 Difference]: With dead ends: 1864 [2023-11-29 06:57:50,469 INFO L226 Difference]: Without dead ends: 1273 [2023-11-29 06:57:50,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2023-11-29 06:57:50,472 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 163 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 399 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:57:50,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 399 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 117 Invalid, 5 Unknown, 0 Unchecked, 33.4s Time] [2023-11-29 06:57:50,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2023-11-29 06:57:50,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1241. [2023-11-29 06:57:50,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 785 states have (on average 1.30828025477707) internal successors, (1027), 785 states have internal predecessors, (1027), 442 states have call successors, (442), 13 states have call predecessors, (442), 13 states have return successors, (442), 442 states have call predecessors, (442), 442 states have call successors, (442) [2023-11-29 06:57:50,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 1911 transitions. [2023-11-29 06:57:50,584 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 1911 transitions. Word has length 215 [2023-11-29 06:57:50,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:57:50,584 INFO L495 AbstractCegarLoop]: Abstraction has 1241 states and 1911 transitions. [2023-11-29 06:57:50,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:57:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1911 transitions. [2023-11-29 06:57:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2023-11-29 06:57:50,587 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:57:50,587 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:57:50,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:57:50,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-11-29 06:57:50,987 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 06:57:50,988 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:57:50,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:57:50,988 INFO L85 PathProgramCache]: Analyzing trace with hash 260496612, now seen corresponding path program 1 times [2023-11-29 06:57:50,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:57:50,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1371868721] [2023-11-29 06:57:50,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:57:50,989 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 06:57:50,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:57:50,989 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:57:50,990 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (12)] Waiting until timeout for monitored process [2023-11-29 06:57:51,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:57:51,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 06:57:51,906 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:57:57,782 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2023-11-29 06:57:57,782 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:58:00,705 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:58:00,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1371868721] [2023-11-29 06:58:00,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1371868721] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:58:00,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [669474335] [2023-11-29 06:58:00,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:58:00,705 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:58:00,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:58:00,706 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:58:00,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-29 06:58:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:58:02,566 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:58:02,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:58:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2023-11-29 06:58:04,432 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:58:04,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [669474335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:58:04,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:58:04,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2023-11-29 06:58:04,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650980999] [2023-11-29 06:58:04,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:58:04,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:58:04,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:58:04,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:58:04,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2023-11-29 06:58:04,434 INFO L87 Difference]: Start difference. First operand 1241 states and 1911 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:58:09,369 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:13,376 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:18,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:22,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:26,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:26,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:58:26,260 INFO L93 Difference]: Finished difference Result 1793 states and 2768 transitions. [2023-11-29 06:58:26,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:58:26,261 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 215 [2023-11-29 06:58:26,261 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:58:26,268 INFO L225 Difference]: With dead ends: 1793 [2023-11-29 06:58:26,269 INFO L226 Difference]: Without dead ends: 1202 [2023-11-29 06:58:26,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 553 GetRequests, 539 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=47, Invalid=193, Unknown=0, NotChecked=0, Total=240 [2023-11-29 06:58:26,272 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 33 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 93 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:58:26,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 340 Invalid, 93 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 88 Invalid, 5 Unknown, 0 Unchecked, 21.7s Time] [2023-11-29 06:58:26,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2023-11-29 06:58:26,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 1200. [2023-11-29 06:58:26,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1200 states, 744 states have (on average 1.2943548387096775) internal successors, (963), 744 states have internal predecessors, (963), 442 states have call successors, (442), 13 states have call predecessors, (442), 13 states have return successors, (442), 442 states have call predecessors, (442), 442 states have call successors, (442) [2023-11-29 06:58:26,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 1200 states and 1847 transitions. [2023-11-29 06:58:26,422 INFO L78 Accepts]: Start accepts. Automaton has 1200 states and 1847 transitions. Word has length 215 [2023-11-29 06:58:26,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:58:26,423 INFO L495 AbstractCegarLoop]: Abstraction has 1200 states and 1847 transitions. [2023-11-29 06:58:26,423 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (34), 1 states have call predecessors, (34), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2023-11-29 06:58:26,423 INFO L276 IsEmpty]: Start isEmpty. Operand 1200 states and 1847 transitions. [2023-11-29 06:58:26,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 06:58:26,425 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:58:26,425 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:58:26,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (12)] Ended with exit code 0 [2023-11-29 06:58:26,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-11-29 06:58:26,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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=3,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 06:58:26,828 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:58:26,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:58:26,828 INFO L85 PathProgramCache]: Analyzing trace with hash 735258209, now seen corresponding path program 1 times [2023-11-29 06:58:26,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:58:26,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495457657] [2023-11-29 06:58:26,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:58:26,829 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 06:58:26,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:58:26,830 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 06:58:26,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (14)] Waiting until timeout for monitored process [2023-11-29 06:58:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:58:27,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-29 06:58:27,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:58:33,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1236 proven. 114 refuted. 0 times theorem prover too weak. 894 trivial. 0 not checked. [2023-11-29 06:58:33,376 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:58:36,972 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:58:36,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1495457657] [2023-11-29 06:58:36,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1495457657] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:58:36,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1096122441] [2023-11-29 06:58:36,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:58:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 06:58:36,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 06:58:36,974 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 06:58:36,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-29 06:58:39,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:58:39,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 06:58:39,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:58:42,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1065 proven. 63 refuted. 0 times theorem prover too weak. 1116 trivial. 0 not checked. [2023-11-29 06:58:42,781 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:58:43,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1096122441] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:58:43,813 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:58:43,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 16 [2023-11-29 06:58:43,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126631368] [2023-11-29 06:58:43,813 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:58:43,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 06:58:43,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:58:43,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 06:58:43,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=435, Unknown=0, NotChecked=0, Total=506 [2023-11-29 06:58:43,816 INFO L87 Difference]: Start difference. First operand 1200 states and 1847 transitions. Second operand has 17 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2023-11-29 06:58:53,943 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:58:57,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:01,953 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:05,957 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:09,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:13,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:17,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:21,978 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:25,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:29,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:33,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:38,306 WARN L539 Checker$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 06:59:43,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:47,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:51,326 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:55,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:59:59,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:03,366 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:07,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:11,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:15,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:19,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:23,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:27,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:31,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:35,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:39,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:43,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:47,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.82s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:00:47,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:00:47,505 INFO L93 Difference]: Finished difference Result 2066 states and 3174 transitions. [2023-11-29 07:00:47,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 07:00:47,506 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) Word has length 216 [2023-11-29 07:00:47,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:00:47,513 INFO L225 Difference]: With dead ends: 2066 [2023-11-29 07:00:47,513 INFO L226 Difference]: Without dead ends: 927 [2023-11-29 07:00:47,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 677 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 266 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=346, Invalid=1136, Unknown=0, NotChecked=0, Total=1482 [2023-11-29 07:00:47,519 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 257 mSDsluCounter, 1261 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 200 mSolverCounterUnsat, 28 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 120.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 1353 SdHoareTripleChecker+Invalid, 979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 200 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 28 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 121.2s IncrementalHoareTripleChecker+Time [2023-11-29 07:00:47,520 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 1353 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [200 Valid, 751 Invalid, 28 Unknown, 0 Unchecked, 121.2s Time] [2023-11-29 07:00:47,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2023-11-29 07:00:47,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 905. [2023-11-29 07:00:47,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 905 states, 552 states have (on average 1.289855072463768) internal successors, (712), 552 states have internal predecessors, (712), 340 states have call successors, (340), 12 states have call predecessors, (340), 12 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2023-11-29 07:00:47,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 905 states and 1392 transitions. [2023-11-29 07:00:47,643 INFO L78 Accepts]: Start accepts. Automaton has 905 states and 1392 transitions. Word has length 216 [2023-11-29 07:00:47,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:00:47,643 INFO L495 AbstractCegarLoop]: Abstraction has 905 states and 1392 transitions. [2023-11-29 07:00:47,644 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.764705882352941) internal successors, (98), 16 states have internal predecessors, (98), 5 states have call successors, (68), 5 states have call predecessors, (68), 8 states have return successors, (68), 5 states have call predecessors, (68), 5 states have call successors, (68) [2023-11-29 07:00:47,644 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1392 transitions. [2023-11-29 07:00:47,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 07:00:47,646 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:00:47,646 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:00:47,673 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (14)] Ended with exit code 0 [2023-11-29 07:00:47,860 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2023-11-29 07:00:48,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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=3,15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 07:00:48,048 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:00:48,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:00:48,048 INFO L85 PathProgramCache]: Analyzing trace with hash -328182594, now seen corresponding path program 1 times [2023-11-29 07:00:48,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:00:48,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706318501] [2023-11-29 07:00:48,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:00:48,049 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 07:00:48,049 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:00:48,050 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 07:00:48,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (16)] Waiting until timeout for monitored process [2023-11-29 07:00:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:00:48,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 07:00:48,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:00:50,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2023-11-29 07:00:50,852 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:00:51,391 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 07:00:51,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706318501] [2023-11-29 07:00:51,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706318501] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:00:51,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2072327685] [2023-11-29 07:00:51,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:00:51,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 07:00:51,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 07:00:51,393 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 07:00:51,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-11-29 07:00:53,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:00:53,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 07:00:53,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:00:55,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2244 backedges. 1202 proven. 63 refuted. 0 times theorem prover too weak. 979 trivial. 0 not checked. [2023-11-29 07:00:55,280 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 07:00:55,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2072327685] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 07:00:55,645 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 07:00:55,646 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 07:00:55,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554874080] [2023-11-29 07:00:55,646 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 07:00:55,647 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 07:00:55,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 07:00:55,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 07:00:55,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2023-11-29 07:00:55,648 INFO L87 Difference]: Start difference. First operand 905 states and 1392 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 07:01:02,654 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.30s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:01:06,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:01:10,671 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:01:14,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:01:18,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 07:01:18,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 07:01:18,926 INFO L93 Difference]: Finished difference Result 1827 states and 2749 transitions. [2023-11-29 07:01:18,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 07:01:18,926 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 216 [2023-11-29 07:01:18,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 07:01:18,933 INFO L225 Difference]: With dead ends: 1827 [2023-11-29 07:01:18,933 INFO L226 Difference]: Without dead ends: 1003 [2023-11-29 07:01:18,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 484 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2023-11-29 07:01:18,943 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 59 mSDsluCounter, 251 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 5 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 346 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.0s IncrementalHoareTripleChecker+Time [2023-11-29 07:01:18,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 346 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 415 Invalid, 5 Unknown, 0 Unchecked, 23.0s Time] [2023-11-29 07:01:18,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1003 states. [2023-11-29 07:01:19,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1003 to 981. [2023-11-29 07:01:19,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 609 states have (on average 1.2479474548440066) internal successors, (760), 609 states have internal predecessors, (760), 340 states have call successors, (340), 31 states have call predecessors, (340), 31 states have return successors, (340), 340 states have call predecessors, (340), 340 states have call successors, (340) [2023-11-29 07:01:19,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1440 transitions. [2023-11-29 07:01:19,053 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1440 transitions. Word has length 216 [2023-11-29 07:01:19,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 07:01:19,054 INFO L495 AbstractCegarLoop]: Abstraction has 981 states and 1440 transitions. [2023-11-29 07:01:19,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 3 states have call successors, (34), 3 states have call predecessors, (34), 5 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2023-11-29 07:01:19,054 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1440 transitions. [2023-11-29 07:01:19,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2023-11-29 07:01:19,056 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 07:01:19,056 INFO L195 NwaCegarLoop]: trace histogram [34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:01:19,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-11-29 07:01:19,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (16)] Forceful destruction successful, exit code 0 [2023-11-29 07:01:19,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 07:01:19,457 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 07:01:19,457 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 07:01:19,457 INFO L85 PathProgramCache]: Analyzing trace with hash -270924292, now seen corresponding path program 1 times [2023-11-29 07:01:19,458 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 07:01:19,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183372016] [2023-11-29 07:01:19,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 07:01:19,458 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 07:01:19,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 07:01:19,459 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 07:01:19,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfe14b98-936a-492b-8a0c-6c1d445a7abf/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 (18)] Waiting until timeout for monitored process [2023-11-29 07:01:21,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 07:01:21,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-29 07:01:21,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 07:03:04,959 WARN L293 SmtUtils]: Spent 5.07s 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 07:03:21,732 WARN L293 SmtUtils]: Spent 6.25s 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 07:03:37,009 WARN L293 SmtUtils]: Spent 5.04s 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 07:03:43,182 WARN L293 SmtUtils]: Spent 6.17s 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 07:03:49,978 WARN L293 SmtUtils]: Spent 6.80s 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 07:03:58,762 WARN L293 SmtUtils]: Spent 6.42s 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 07:04:04,016 WARN L293 SmtUtils]: Spent 5.25s 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 07:04:13,974 WARN L293 SmtUtils]: Spent 5.73s 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 07:04:20,417 WARN L293 SmtUtils]: Spent 6.44s 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 07:04:30,142 WARN L293 SmtUtils]: Spent 5.90s 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 07:04:39,051 WARN L293 SmtUtils]: Spent 5.33s 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 07:04:45,970 WARN L293 SmtUtils]: Spent 6.92s 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 07:04:53,615 WARN L293 SmtUtils]: Spent 7.64s 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 07:05:02,171 WARN L293 SmtUtils]: Spent 6.10s 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 07:05:07,992 WARN L293 SmtUtils]: Spent 5.82s 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 07:07:52,329 WARN L293 SmtUtils]: Spent 2.35m on a formula simplification that was a NOOP. DAG size: 92 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 07:08:00,594 WARN L293 SmtUtils]: Spent 8.21s 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 07:08:08,820 WARN L293 SmtUtils]: Spent 8.22s 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 07:08:17,071 WARN L293 SmtUtils]: Spent 8.25s 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 07:08:25,281 WARN L293 SmtUtils]: Spent 8.21s 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 07:08:33,490 WARN L293 SmtUtils]: Spent 8.21s 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 07:08:41,741 WARN L293 SmtUtils]: Spent 8.25s 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 07:08:49,972 WARN L293 SmtUtils]: Spent 8.23s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 07:08:58,236 WARN L293 SmtUtils]: Spent 8.26s 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 07:09:06,441 WARN L293 SmtUtils]: Spent 8.20s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)