./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 037d5b4f4f3cfb963574c56e4f8027d9770852d6c9f3f3db4945c10da5726615 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:04:48,733 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:04:48,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:04:48,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:04:48,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:04:48,829 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:04:48,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:04:48,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:04:48,831 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:04:48,831 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:04:48,832 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:04:48,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:04:48,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:04:48,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:04:48,834 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:04:48,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:04:48,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:04:48,835 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:04:48,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:04:48,836 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:04:48,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:04:48,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:04:48,841 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:04:48,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:04:48,842 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:04:48,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:04:48,842 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:04:48,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:04:48,843 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:04:48,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:04:48,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:04:48,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:04:48,845 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:04:48,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:04:48,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:04:48,845 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:04:48,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:04:48,846 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:04:48,846 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:04:48,846 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:04:48,846 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:04:48,847 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:04:48,847 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037d5b4f4f3cfb963574c56e4f8027d9770852d6c9f3f3db4945c10da5726615 [2023-11-29 06:04:49,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:04:49,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:04:49,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:04:49,066 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:04:49,067 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:04:49,068 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:04:51,837 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:04:52,060 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:04:52,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:04:52,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/a6c5717ec/9686bd458d3546399b78d93f722ff56b/FLAG3897b4b35 [2023-11-29 06:04:52,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/a6c5717ec/9686bd458d3546399b78d93f722ff56b [2023-11-29 06:04:52,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:04:52,090 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:04:52,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:04:52,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:04:52,095 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:04:52,096 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,097 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7a2e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52, skipping insertion in model container [2023-11-29 06:04:52,097 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:04:52,247 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i[919,932] [2023-11-29 06:04:52,321 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:04:52,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:04:52,344 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i[919,932] [2023-11-29 06:04:52,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:04:52,397 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:04:52,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52 WrapperNode [2023-11-29 06:04:52,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:04:52,398 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:04:52,398 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:04:52,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:04:52,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,416 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,454 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2023-11-29 06:04:52,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:04:52,455 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:04:52,455 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:04:52,455 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:04:52,466 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,471 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,496 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 06:04:52,497 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,512 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,517 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,522 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,526 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:04:52,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:04:52,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:04:52,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:04:52,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (1/1) ... [2023-11-29 06:04:52,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:04:52,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:52,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:04:52,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:04:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:04:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:04:52,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:04:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:04:52,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:04:52,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:04:52,699 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:04:52,701 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:04:53,119 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:04:53,152 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:04:53,152 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:04:53,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:04:53 BoogieIcfgContainer [2023-11-29 06:04:53,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:04:53,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:04:53,156 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:04:53,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:04:53,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:04:52" (1/3) ... [2023-11-29 06:04:53,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16160645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:04:53, skipping insertion in model container [2023-11-29 06:04:53,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:04:52" (2/3) ... [2023-11-29 06:04:53,161 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16160645 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:04:53, skipping insertion in model container [2023-11-29 06:04:53,161 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:04:53" (3/3) ... [2023-11-29 06:04:53,162 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:04:53,182 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:04:53,182 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:04:53,234 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:04:53,241 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;@f637399, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:04:53,241 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:04:53,245 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 66 states have (on average 1.5454545454545454) internal successors, (102), 67 states have internal predecessors, (102), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 06:04:53,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-29 06:04:53,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:53,263 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:53,264 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:53,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:53,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1289672828, now seen corresponding path program 1 times [2023-11-29 06:04:53,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:53,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546164482] [2023-11-29 06:04:53,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:53,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:53,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:53,512 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:04:53,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546164482] [2023-11-29 06:04:53,513 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-29 06:04:53,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486944038] [2023-11-29 06:04:53,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:53,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:53,514 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:53,515 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:53,520 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:04:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:53,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:04:53,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:53,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2023-11-29 06:04:53,735 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:04:53,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486944038] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:04:53,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:04:53,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:04:53,738 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1474299004] [2023-11-29 06:04:53,738 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:04:53,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:04:53,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:04:53,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:04:53,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:04:53,771 INFO L87 Difference]: Start difference. First operand has 94 states, 66 states have (on average 1.5454545454545454) internal successors, (102), 67 states have internal predecessors, (102), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 06:04:53,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:04:53,810 INFO L93 Difference]: Finished difference Result 182 states and 321 transitions. [2023-11-29 06:04:53,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:04:53,812 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 168 [2023-11-29 06:04:53,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:04:53,819 INFO L225 Difference]: With dead ends: 182 [2023-11-29 06:04:53,820 INFO L226 Difference]: Without dead ends: 89 [2023-11-29 06:04:53,824 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 167 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 06:04:53,827 INFO L413 NwaCegarLoop]: 132 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, 132 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 06:04:53,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:04:53,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2023-11-29 06:04:53,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2023-11-29 06:04:53,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 62 states have internal predecessors, (85), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 06:04:53,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 135 transitions. [2023-11-29 06:04:53,874 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 135 transitions. Word has length 168 [2023-11-29 06:04:53,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:04:53,874 INFO L495 AbstractCegarLoop]: Abstraction has 89 states and 135 transitions. [2023-11-29 06:04:53,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 06:04:53,875 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 135 transitions. [2023-11-29 06:04:53,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-29 06:04:53,880 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:53,880 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:53,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:04:54,086 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 06:04:54,087 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:54,087 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:54,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1198501308, now seen corresponding path program 1 times [2023-11-29 06:04:54,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:54,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [955629335] [2023-11-29 06:04:54,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:54,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:54,153 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:04:54,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [20563049] [2023-11-29 06:04:54,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:54,155 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:54,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:54,156 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:54,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:04:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:54,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:04:54,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:54,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:04:54,371 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:04:54,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:04:54,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [955629335] [2023-11-29 06:04:54,372 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:04:54,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20563049] [2023-11-29 06:04:54,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20563049] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:04:54,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:04:54,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:04:54,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2122679444] [2023-11-29 06:04:54,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:04:54,375 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:04:54,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:04:54,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:04:54,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:04:54,376 INFO L87 Difference]: Start difference. First operand 89 states and 135 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:54,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:04:54,448 INFO L93 Difference]: Finished difference Result 208 states and 312 transitions. [2023-11-29 06:04:54,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:04:54,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 168 [2023-11-29 06:04:54,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:04:54,452 INFO L225 Difference]: With dead ends: 208 [2023-11-29 06:04:54,452 INFO L226 Difference]: Without dead ends: 120 [2023-11-29 06:04:54,454 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 166 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 06:04:54,455 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 41 mSDsluCounter, 124 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 41 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:04:54,456 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [41 Valid, 254 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:04:54,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2023-11-29 06:04:54,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 117. [2023-11-29 06:04:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 81 states have (on average 1.345679012345679) internal successors, (109), 82 states have internal predecessors, (109), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 06:04:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 175 transitions. [2023-11-29 06:04:54,479 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 175 transitions. Word has length 168 [2023-11-29 06:04:54,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:04:54,481 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 175 transitions. [2023-11-29 06:04:54,481 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:54,481 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 175 transitions. [2023-11-29 06:04:54,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2023-11-29 06:04:54,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:54,485 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:54,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 06:04:54,686 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:54,686 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:54,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:54,687 INFO L85 PathProgramCache]: Analyzing trace with hash 389154682, now seen corresponding path program 1 times [2023-11-29 06:04:54,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:54,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710549681] [2023-11-29 06:04:54,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:54,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:54,744 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:04:54,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [6755477] [2023-11-29 06:04:54,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:54,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:54,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:54,746 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:54,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:04:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:54,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 06:04:54,912 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 244 proven. 6 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2023-11-29 06:04:54,998 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:04:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 6 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 06:04:55,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:04:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710549681] [2023-11-29 06:04:55,174 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:04:55,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [6755477] [2023-11-29 06:04:55,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [6755477] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:04:55,175 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:04:55,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2023-11-29 06:04:55,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372799560] [2023-11-29 06:04:55,175 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:04:55,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 06:04:55,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:04:55,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 06:04:55,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-29 06:04:55,178 INFO L87 Difference]: Start difference. First operand 117 states and 175 transitions. Second operand has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2023-11-29 06:04:55,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:04:55,474 INFO L93 Difference]: Finished difference Result 246 states and 364 transitions. [2023-11-29 06:04:55,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 06:04:55,474 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 168 [2023-11-29 06:04:55,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:04:55,478 INFO L225 Difference]: With dead ends: 246 [2023-11-29 06:04:55,479 INFO L226 Difference]: Without dead ends: 130 [2023-11-29 06:04:55,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=70, Invalid=140, Unknown=0, NotChecked=0, Total=210 [2023-11-29 06:04:55,481 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 122 mSDsluCounter, 210 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:04:55,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 307 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:04:55,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2023-11-29 06:04:55,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 121. [2023-11-29 06:04:55,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 84 states have (on average 1.3214285714285714) internal successors, (111), 85 states have internal predecessors, (111), 33 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2023-11-29 06:04:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2023-11-29 06:04:55,501 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 168 [2023-11-29 06:04:55,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:04:55,502 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2023-11-29 06:04:55,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 6.3) internal successors, (63), 10 states have internal predecessors, (63), 3 states have call successors, (27), 2 states have call predecessors, (27), 4 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2023-11-29 06:04:55,502 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2023-11-29 06:04:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-29 06:04:55,505 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:55,505 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:55,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 06:04:55,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:55,709 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:55,709 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:55,709 INFO L85 PathProgramCache]: Analyzing trace with hash -1482956241, now seen corresponding path program 1 times [2023-11-29 06:04:55,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:55,709 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [598284748] [2023-11-29 06:04:55,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:55,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:55,750 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:04:55,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1041498008] [2023-11-29 06:04:55,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:55,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:55,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:55,751 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:55,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 06:04:55,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:55,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 06:04:55,918 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:56,133 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:04:56,133 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:04:56,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:04:56,133 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [598284748] [2023-11-29 06:04:56,134 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:04:56,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1041498008] [2023-11-29 06:04:56,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1041498008] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:04:56,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:04:56,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:04:56,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436301010] [2023-11-29 06:04:56,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:04:56,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:04:56,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:04:56,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:04:56,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:04:56,136 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:56,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:04:56,222 INFO L93 Difference]: Finished difference Result 320 states and 468 transitions. [2023-11-29 06:04:56,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:04:56,223 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 170 [2023-11-29 06:04:56,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:04:56,226 INFO L225 Difference]: With dead ends: 320 [2023-11-29 06:04:56,226 INFO L226 Difference]: Without dead ends: 200 [2023-11-29 06:04:56,227 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 168 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 06:04:56,228 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 29 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 226 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:04:56,228 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 226 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:04:56,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-29 06:04:56,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 183. [2023-11-29 06:04:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 118 states have (on average 1.2372881355932204) internal successors, (146), 119 states have internal predecessors, (146), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 06:04:56,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 262 transitions. [2023-11-29 06:04:56,259 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 262 transitions. Word has length 170 [2023-11-29 06:04:56,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:04:56,260 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 262 transitions. [2023-11-29 06:04:56,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:56,260 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 262 transitions. [2023-11-29 06:04:56,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-29 06:04:56,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:56,263 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:56,269 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 06:04:56,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:56,469 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:56,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:56,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1539866727, now seen corresponding path program 1 times [2023-11-29 06:04:56,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:56,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [205992080] [2023-11-29 06:04:56,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:56,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:56,507 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:04:56,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [20141161] [2023-11-29 06:04:56,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:56,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:56,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:56,510 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:56,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 06:04:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:56,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 06:04:56,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:04:57,005 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:04:57,005 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:04:57,005 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [205992080] [2023-11-29 06:04:57,005 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:04:57,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20141161] [2023-11-29 06:04:57,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20141161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:04:57,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:04:57,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:04:57,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [812666053] [2023-11-29 06:04:57,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:04:57,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:04:57,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:04:57,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:04:57,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:04:57,008 INFO L87 Difference]: Start difference. First operand 183 states and 262 transitions. Second operand has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:57,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:04:57,112 INFO L93 Difference]: Finished difference Result 320 states and 466 transitions. [2023-11-29 06:04:57,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:04:57,113 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 172 [2023-11-29 06:04:57,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:04:57,116 INFO L225 Difference]: With dead ends: 320 [2023-11-29 06:04:57,116 INFO L226 Difference]: Without dead ends: 200 [2023-11-29 06:04:57,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:04:57,118 INFO L413 NwaCegarLoop]: 214 mSDtfsCounter, 128 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 515 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:04:57,118 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 515 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:04:57,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-29 06:04:57,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 183. [2023-11-29 06:04:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 118 states have (on average 1.2118644067796611) internal successors, (143), 119 states have internal predecessors, (143), 58 states have call successors, (58), 6 states have call predecessors, (58), 6 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 06:04:57,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 259 transitions. [2023-11-29 06:04:57,144 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 259 transitions. Word has length 172 [2023-11-29 06:04:57,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:04:57,145 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 259 transitions. [2023-11-29 06:04:57,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:04:57,146 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 259 transitions. [2023-11-29 06:04:57,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 06:04:57,148 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:04:57,148 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:04:57,154 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 06:04:57,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:57,349 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:04:57,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:04:57,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1414113447, now seen corresponding path program 1 times [2023-11-29 06:04:57,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:04:57,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543893968] [2023-11-29 06:04:57,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:57,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:04:57,385 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:04:57,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [367275207] [2023-11-29 06:04:57,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:04:57,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:04:57,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:04:57,387 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:04:57,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 06:04:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:04:57,604 INFO L262 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-29 06:04:57,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:04:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2023-11-29 06:04:58,062 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:05:00,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 60 proven. 81 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-29 06:05:00,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:05:00,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543893968] [2023-11-29 06:05:00,208 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:05:00,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [367275207] [2023-11-29 06:05:00,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [367275207] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:05:00,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:05:00,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2023-11-29 06:05:00,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450532388] [2023-11-29 06:05:00,209 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:05:00,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2023-11-29 06:05:00,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:05:00,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2023-11-29 06:05:00,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2023-11-29 06:05:00,211 INFO L87 Difference]: Start difference. First operand 183 states and 259 transitions. Second operand has 20 states, 19 states have (on average 5.368421052631579) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (39), 3 states have call predecessors, (39), 6 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2023-11-29 06:05:01,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:01,620 INFO L93 Difference]: Finished difference Result 417 states and 580 transitions. [2023-11-29 06:05:01,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-29 06:05:01,620 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 5.368421052631579) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (39), 3 states have call predecessors, (39), 6 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) Word has length 174 [2023-11-29 06:05:01,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:01,622 INFO L225 Difference]: With dead ends: 417 [2023-11-29 06:05:01,622 INFO L226 Difference]: Without dead ends: 297 [2023-11-29 06:05:01,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=316, Invalid=740, Unknown=0, NotChecked=0, Total=1056 [2023-11-29 06:05:01,624 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 417 mSDsluCounter, 446 mSDsCounter, 0 mSdLazyCounter, 708 mSolverCounterSat, 163 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 438 SdHoareTripleChecker+Valid, 565 SdHoareTripleChecker+Invalid, 871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 163 IncrementalHoareTripleChecker+Valid, 708 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:01,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [438 Valid, 565 Invalid, 871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [163 Valid, 708 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-11-29 06:05:01,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2023-11-29 06:05:01,656 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 261. [2023-11-29 06:05:01,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 172 states have (on average 1.191860465116279) internal successors, (205), 175 states have internal predecessors, (205), 76 states have call successors, (76), 12 states have call predecessors, (76), 12 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-29 06:05:01,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 357 transitions. [2023-11-29 06:05:01,659 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 357 transitions. Word has length 174 [2023-11-29 06:05:01,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:01,660 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 357 transitions. [2023-11-29 06:05:01,660 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 5.368421052631579) internal successors, (102), 18 states have internal predecessors, (102), 5 states have call successors, (39), 3 states have call predecessors, (39), 6 states have return successors, (40), 5 states have call predecessors, (40), 5 states have call successors, (40) [2023-11-29 06:05:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 357 transitions. [2023-11-29 06:05:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-29 06:05:01,663 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:01,663 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:01,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-29 06:05:01,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2023-11-29 06:05:01,864 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:01,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:01,864 INFO L85 PathProgramCache]: Analyzing trace with hash 604766821, now seen corresponding path program 1 times [2023-11-29 06:05:01,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:05:01,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444515627] [2023-11-29 06:05:01,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:01,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:05:01,898 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:05:01,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1880812197] [2023-11-29 06:05:01,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:01,898 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:05:01,898 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:05:01,899 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:05:01,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 06:05:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:02,213 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-29 06:05:02,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:03,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:05:03,321 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:05:03,321 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:05:03,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444515627] [2023-11-29 06:05:03,321 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 06:05:03,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1880812197] [2023-11-29 06:05:03,322 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1880812197] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:05:03,322 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:05:03,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 06:05:03,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178751213] [2023-11-29 06:05:03,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:05:03,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 06:05:03,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:05:03,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 06:05:03,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:05:03,324 INFO L87 Difference]: Start difference. First operand 261 states and 357 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:03,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:03,538 INFO L93 Difference]: Finished difference Result 534 states and 734 transitions. [2023-11-29 06:05:03,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:05:03,538 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 174 [2023-11-29 06:05:03,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:03,541 INFO L225 Difference]: With dead ends: 534 [2023-11-29 06:05:03,541 INFO L226 Difference]: Without dead ends: 338 [2023-11-29 06:05:03,542 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-29 06:05:03,543 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 137 mSDsluCounter, 390 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:03,543 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 505 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:05:03,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 338 states. [2023-11-29 06:05:03,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 338 to 271. [2023-11-29 06:05:03,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 271 states, 182 states have (on average 1.2032967032967032) internal successors, (219), 185 states have internal predecessors, (219), 76 states have call successors, (76), 12 states have call predecessors, (76), 12 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2023-11-29 06:05:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 371 transitions. [2023-11-29 06:05:03,569 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 371 transitions. Word has length 174 [2023-11-29 06:05:03,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:03,569 INFO L495 AbstractCegarLoop]: Abstraction has 271 states and 371 transitions. [2023-11-29 06:05:03,569 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 371 transitions. [2023-11-29 06:05:03,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-29 06:05:03,571 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:03,572 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:03,577 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 06:05:03,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-29 06:05:03,772 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:03,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:03,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1086880240, now seen corresponding path program 1 times [2023-11-29 06:05:03,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:05:03,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569461697] [2023-11-29 06:05:03,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:05:03,803 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 06:05:03,804 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [124746402] [2023-11-29 06:05:03,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:03,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:05:03,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:05:03,805 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:05:03,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 06:05:04,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:05:04,116 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:05:04,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:05:04,255 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:05:04,256 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:05:04,257 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:05:04,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 06:05:04,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:05:04,467 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:05:04,469 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:05:04,557 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:05:04,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:05:04,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:05:04,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 06:05:04,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:05:04,558 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 06:05:04,559 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite6 could not be translated [2023-11-29 06:05:04,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 06:05:04,560 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 06:05:04,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite25 could not be translated [2023-11-29 06:05:04,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 06:05:04,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated [2023-11-29 06:05:04,561 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite25 could not be translated [2023-11-29 06:05:04,585 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:05:04 BoogieIcfgContainer [2023-11-29 06:05:04,585 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:05:04,586 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:05:04,586 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:05:04,586 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:05:04,586 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:04:53" (3/4) ... [2023-11-29 06:05:04,588 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:05:04,588 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:05:04,589 INFO L158 Benchmark]: Toolchain (without parser) took 12499.23ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 127.3MB in the beginning and 83.6MB in the end (delta: 43.7MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,589 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:05:04,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.71ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 111.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.39ms. Allocated memory is still 159.4MB. Free memory was 111.3MB in the beginning and 105.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,590 INFO L158 Benchmark]: Boogie Preprocessor took 82.35ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 97.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,590 INFO L158 Benchmark]: RCFGBuilder took 614.43ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 63.6MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,590 INFO L158 Benchmark]: TraceAbstraction took 11429.43ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 63.1MB in the beginning and 83.6MB in the end (delta: -20.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2023-11-29 06:05:04,590 INFO L158 Benchmark]: Witness Printer took 2.83ms. Allocated memory is still 203.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:05:04,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 63.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.71ms. Allocated memory is still 159.4MB. Free memory was 127.3MB in the beginning and 111.3MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.39ms. Allocated memory is still 159.4MB. Free memory was 111.3MB in the beginning and 105.6MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.35ms. Allocated memory is still 159.4MB. Free memory was 105.6MB in the beginning and 97.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 614.43ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 63.6MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 11429.43ms. Allocated memory was 159.4MB in the beginning and 203.4MB in the end (delta: 44.0MB). Free memory was 63.1MB in the beginning and 83.6MB in the end (delta: -20.5MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Witness Printer took 2.83ms. Allocated memory is still 203.4MB. Free memory is still 83.6MB. 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~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite25 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 someBinaryFLOATComparisonOperation at line 185, overapproximation of bitwiseOr at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryArithmeticFLOAToperation at line 130. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] signed char var_1_25 = -16; [L43] signed char var_1_27 = 4; [L44] float var_1_28 = 3.5; [L45] signed short int var_1_29 = -8; [L46] signed char var_1_31 = -32; [L47] signed char var_1_32 = 2; [L48] signed long int var_1_34 = -4; [L49] double var_1_38 = 0.5; [L50] double var_1_39 = 255.8; [L51] unsigned long int last_1_var_1_1 = 64; [L52] unsigned char last_1_var_1_11 = 50; [L189] isInitial = 1 [L190] FCALL initially() [L191] COND TRUE 1 [L192] CALL updateLastVariables() [L181] last_1_var_1_1 = var_1_1 [L182] last_1_var_1_11 = var_1_11 [L192] RET updateLastVariables() [L193] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L139] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L141] var_1_5 = __VERIFIER_nondet_ulong() [L142] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L142] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L144] var_1_7 = __VERIFIER_nondet_ulong() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L147] var_1_9 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0] [L148] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0] [L149] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L153] var_1_12 = __VERIFIER_nondet_long() [L154] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L156] var_1_13 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L159] var_1_16 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L162] var_1_17 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L164] var_1_19 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L166] var_1_20 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L169] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L172] var_1_23 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L173] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L174] var_1_27 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L176] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L176] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L177] var_1_39 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L178] RET assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L193] RET updateVariables() [L194] CALL step() [L56] COND FALSE !((~ (var_1_11 % 200u)) < 32u) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L59] COND TRUE var_1_1 > var_1_11 [L60] var_1_28 = ((((4.2f) < (1.25f)) ? (4.2f) : (1.25f))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L62] COND TRUE (~ (5 + var_1_11)) >= 10000u [L63] var_1_29 = (((((var_1_11 + var_1_27)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((var_1_11 + var_1_27)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L67] var_1_31 = var_1_27 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L68] EXPR var_1_11 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L68] EXPR ((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L68] EXPR var_1_11 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L68] EXPR ((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L68] COND FALSE !(var_1_11 <= ((((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5))))) [L73] COND TRUE ((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27))) <= var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L74] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L90] var_1_38 = var_1_39 [L91] signed long int stepLocal_1 = last_1_var_1_11; [L92] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L93] COND TRUE stepLocal_1 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L94] COND FALSE !(last_1_var_1_1 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L98] unsigned long int stepLocal_3 = var_1_7; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_3=2147483647, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L99] EXPR 5u << (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_3=2147483647, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L99] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L100] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L111] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L113] COND FALSE !(! (var_1_11 >= var_1_11)) [L120] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L122] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L127] COND FALSE !(\read(var_1_10)) [L130] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L132] unsigned long int stepLocal_4 = ~ var_1_1; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L133] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, stepLocal_2=5, stepLocal_3=2147483647, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L185] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L185] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L185-L186] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=50, var_1_28=21/5, var_1_29=100, var_1_31=50, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=2147483647, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 94 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 8, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 917 SdHoareTripleChecker+Valid, 1.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 874 mSDsluCounter, 2504 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1577 mSDsCounter, 176 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1216 IncrementalHoareTripleChecker+Invalid, 1392 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 176 mSolverCounterUnsat, 927 mSDtfsCounter, 1216 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1548 GetRequests, 1492 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 239 ImplicationChecksByTransitivity, 2.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=271occurred in iteration=7, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 149 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 4.5s InterpolantComputationTime, 1537 NumberOfCodeBlocks, 1537 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1527 ConstructedInterpolants, 0 QuantifiedInterpolants, 5477 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2799 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 10629/10800 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 06:05:04,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 037d5b4f4f3cfb963574c56e4f8027d9770852d6c9f3f3db4945c10da5726615 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:05:06,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:05:06,677 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 06:05:06,683 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:05:06,684 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:05:06,712 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:05:06,713 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:05:06,714 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:05:06,714 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:05:06,715 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:05:06,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:05:06,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:05:06,717 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:05:06,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:05:06,718 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:05:06,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:05:06,719 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:05:06,719 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:05:06,720 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:05:06,720 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:05:06,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:05:06,721 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:05:06,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:05:06,722 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:05:06,722 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:05:06,723 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:05:06,723 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:05:06,723 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:05:06,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:05:06,724 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:05:06,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:05:06,725 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:05:06,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:05:06,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:05:06,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:05:06,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:05:06,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:05:06,726 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:05:06,726 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:05:06,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:05:06,727 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:05:06,727 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:05:06,727 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:05:06,727 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:05:06,728 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:05:06,728 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 037d5b4f4f3cfb963574c56e4f8027d9770852d6c9f3f3db4945c10da5726615 [2023-11-29 06:05:07,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:05:07,043 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:05:07,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:05:07,047 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:05:07,047 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:05:07,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:05:09,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:05:10,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:05:10,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:05:10,091 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/4581f04ce/ca4778376b1b4a89af5fc30d3b55e18a/FLAG31c3ce382 [2023-11-29 06:05:10,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/data/4581f04ce/ca4778376b1b4a89af5fc30d3b55e18a [2023-11-29 06:05:10,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:05:10,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:05:10,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:05:10,111 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:05:10,116 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:05:10,117 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,118 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32d77ee4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10, skipping insertion in model container [2023-11-29 06:05:10,118 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,154 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:05:10,314 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i[919,932] [2023-11-29 06:05:10,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:05:10,400 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:05:10,414 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_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i[919,932] [2023-11-29 06:05:10,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:05:10,506 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:05:10,506 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10 WrapperNode [2023-11-29 06:05:10,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:05:10,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:05:10,508 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:05:10,508 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:05:10,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,533 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,567 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 189 [2023-11-29 06:05:10,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:05:10,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:05:10,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:05:10,568 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:05:10,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,586 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,602 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 06:05:10,602 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,603 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,615 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:05:10,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:05:10,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:05:10,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:05:10,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (1/1) ... [2023-11-29 06:05:10,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:05:10,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:05:10,661 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:05:10,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:05:10,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:05:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:05:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 06:05:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 06:05:10,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:05:10,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:05:10,782 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:05:10,784 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:05:13,576 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:05:13,620 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:05:13,620 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:05:13,621 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:05:13 BoogieIcfgContainer [2023-11-29 06:05:13,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:05:13,624 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:05:13,624 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:05:13,627 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:05:13,627 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:05:10" (1/3) ... [2023-11-29 06:05:13,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67580778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:05:13, skipping insertion in model container [2023-11-29 06:05:13,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:05:10" (2/3) ... [2023-11-29 06:05:13,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67580778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:05:13, skipping insertion in model container [2023-11-29 06:05:13,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:05:13" (3/3) ... [2023-11-29 06:05:13,630 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-74.i [2023-11-29 06:05:13,649 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:05:13,649 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:05:13,699 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:05:13,706 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;@50b45f5c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:05:13,706 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:05:13,710 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 52 states have (on average 1.5192307692307692) internal successors, (79), 53 states have internal predecessors, (79), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 06:05:13,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 06:05:13,726 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:13,727 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:13,728 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:13,733 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:13,733 INFO L85 PathProgramCache]: Analyzing trace with hash -1299313714, now seen corresponding path program 1 times [2023-11-29 06:05:13,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:13,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [500483271] [2023-11-29 06:05:13,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:13,748 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 06:05:13,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:13,751 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:13,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:14,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:14,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-29 06:05:14,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:14,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2023-11-29 06:05:14,234 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:05:14,245 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:05:14,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [500483271] [2023-11-29 06:05:14,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [500483271] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:05:14,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:05:14,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:05:14,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110941184] [2023-11-29 06:05:14,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:05:14,254 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:05:14,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:05:14,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:05:14,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:05:14,283 INFO L87 Difference]: Start difference. First operand has 80 states, 52 states have (on average 1.5192307692307692) internal successors, (79), 53 states have internal predecessors, (79), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 06:05:16,313 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:16,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:16,313 INFO L93 Difference]: Finished difference Result 153 states and 273 transitions. [2023-11-29 06:05:16,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:05:16,338 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 162 [2023-11-29 06:05:16,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:16,345 INFO L225 Difference]: With dead ends: 153 [2023-11-29 06:05:16,345 INFO L226 Difference]: Without dead ends: 74 [2023-11-29 06:05:16,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 161 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 06:05:16,350 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:16,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 06:05:16,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-29 06:05:16,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2023-11-29 06:05:16,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 47 states have (on average 1.297872340425532) internal successors, (61), 47 states have internal predecessors, (61), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-29 06:05:16,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 111 transitions. [2023-11-29 06:05:16,387 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 111 transitions. Word has length 162 [2023-11-29 06:05:16,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:16,387 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 111 transitions. [2023-11-29 06:05:16,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2023-11-29 06:05:16,388 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 111 transitions. [2023-11-29 06:05:16,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-11-29 06:05:16,391 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:16,391 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:16,401 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:16,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:16,592 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:16,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:16,593 INFO L85 PathProgramCache]: Analyzing trace with hash 753638406, now seen corresponding path program 1 times [2023-11-29 06:05:16,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:16,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [340618174] [2023-11-29 06:05:16,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:16,594 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 06:05:16,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:16,595 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:16,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:16,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:16,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:05:16,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:05:18,567 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:05:18,567 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:05:18,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [340618174] [2023-11-29 06:05:18,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [340618174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:05:18,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:05:18,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:05:18,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666440017] [2023-11-29 06:05:18,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:05:18,570 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:05:18,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:05:18,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:05:18,571 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:05:18,572 INFO L87 Difference]: Start difference. First operand 74 states and 111 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:21,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:24,206 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:24,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:24,208 INFO L93 Difference]: Finished difference Result 221 states and 332 transitions. [2023-11-29 06:05:24,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:05:24,231 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 162 [2023-11-29 06:05:24,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:24,236 INFO L225 Difference]: With dead ends: 221 [2023-11-29 06:05:24,237 INFO L226 Difference]: Without dead ends: 148 [2023-11-29 06:05:24,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:05:24,240 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 90 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 335 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:24,240 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 335 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2023-11-29 06:05:24,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-29 06:05:24,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 131. [2023-11-29 06:05:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 78 states have (on average 1.2179487179487178) internal successors, (95), 78 states have internal predecessors, (95), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 06:05:24,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 195 transitions. [2023-11-29 06:05:24,277 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 195 transitions. Word has length 162 [2023-11-29 06:05:24,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:24,278 INFO L495 AbstractCegarLoop]: Abstraction has 131 states and 195 transitions. [2023-11-29 06:05:24,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:24,279 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 195 transitions. [2023-11-29 06:05:24,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-29 06:05:24,282 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:24,283 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:24,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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)] Forceful destruction successful, exit code 0 [2023-11-29 06:05:24,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:24,489 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:24,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:24,489 INFO L85 PathProgramCache]: Analyzing trace with hash 995661658, now seen corresponding path program 1 times [2023-11-29 06:05:24,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:24,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674652039] [2023-11-29 06:05:24,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:24,491 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 06:05:24,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:24,492 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:24,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:24,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 06:05:24,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:26,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-29 06:05:26,290 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:05:26,291 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:05:26,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [674652039] [2023-11-29 06:05:26,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [674652039] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:05:26,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:05:26,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:05:26,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482495508] [2023-11-29 06:05:26,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:05:26,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:05:26,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:05:26,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:05:26,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:05:26,295 INFO L87 Difference]: Start difference. First operand 131 states and 195 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:28,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:30,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:30,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:30,893 INFO L93 Difference]: Finished difference Result 221 states and 330 transitions. [2023-11-29 06:05:30,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 06:05:30,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 163 [2023-11-29 06:05:30,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:30,922 INFO L225 Difference]: With dead ends: 221 [2023-11-29 06:05:30,922 INFO L226 Difference]: Without dead ends: 148 [2023-11-29 06:05:30,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:05:30,925 INFO L413 NwaCegarLoop]: 98 mSDtfsCounter, 86 mSDsluCounter, 238 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 336 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:30,926 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 336 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 4.5s Time] [2023-11-29 06:05:30,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2023-11-29 06:05:30,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 132. [2023-11-29 06:05:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 79 states have (on average 1.2151898734177216) internal successors, (96), 79 states have internal predecessors, (96), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 06:05:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 196 transitions. [2023-11-29 06:05:30,961 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 196 transitions. Word has length 163 [2023-11-29 06:05:30,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:30,962 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 196 transitions. [2023-11-29 06:05:30,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 4 states have internal predecessors, (41), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-29 06:05:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 196 transitions. [2023-11-29 06:05:30,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-29 06:05:30,966 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:30,966 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:30,977 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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)] Forceful destruction successful, exit code 0 [2023-11-29 06:05:31,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:31,173 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:31,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:31,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1696726236, now seen corresponding path program 1 times [2023-11-29 06:05:31,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:31,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995359290] [2023-11-29 06:05:31,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:31,174 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 06:05:31,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:31,175 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:31,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 06:05:31,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:31,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 06:05:31,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:31,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2023-11-29 06:05:31,995 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:05:32,337 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 06:05:32,337 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:05:32,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995359290] [2023-11-29 06:05:32,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995359290] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:05:32,338 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:05:32,338 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2023-11-29 06:05:32,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673638968] [2023-11-29 06:05:32,338 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:05:32,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 06:05:32,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:05:32,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 06:05:32,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-11-29 06:05:32,341 INFO L87 Difference]: Start difference. First operand 132 states and 196 transitions. Second operand has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:05:34,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:35,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:35,048 INFO L93 Difference]: Finished difference Result 220 states and 318 transitions. [2023-11-29 06:05:35,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 06:05:35,049 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 163 [2023-11-29 06:05:35,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:35,052 INFO L225 Difference]: With dead ends: 220 [2023-11-29 06:05:35,052 INFO L226 Difference]: Without dead ends: 147 [2023-11-29 06:05:35,053 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 318 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2023-11-29 06:05:35,054 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 68 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:35,055 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 169 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 06:05:35,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2023-11-29 06:05:35,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 139. [2023-11-29 06:05:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 84 states have (on average 1.1666666666666667) internal successors, (98), 84 states have internal predecessors, (98), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2023-11-29 06:05:35,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 198 transitions. [2023-11-29 06:05:35,081 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 198 transitions. Word has length 163 [2023-11-29 06:05:35,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:35,082 INFO L495 AbstractCegarLoop]: Abstraction has 139 states and 198 transitions. [2023-11-29 06:05:35,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.142857142857143) internal successors, (50), 7 states have internal predecessors, (50), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2023-11-29 06:05:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 198 transitions. [2023-11-29 06:05:35,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-29 06:05:35,085 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:35,085 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:35,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 06:05:35,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:35,286 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:35,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:35,286 INFO L85 PathProgramCache]: Analyzing trace with hash 1753984538, now seen corresponding path program 1 times [2023-11-29 06:05:35,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:35,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1896828021] [2023-11-29 06:05:35,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:35,287 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 06:05:35,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:35,288 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:35,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:35,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:35,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-29 06:05:35,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:05:36,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2023-11-29 06:05:36,681 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:05:37,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2023-11-29 06:05:37,481 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:05:37,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1896828021] [2023-11-29 06:05:37,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1896828021] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:05:37,481 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:05:37,481 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 17 [2023-11-29 06:05:37,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [518037996] [2023-11-29 06:05:37,482 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:05:37,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-29 06:05:37,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:05:37,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-29 06:05:37,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2023-11-29 06:05:37,484 INFO L87 Difference]: Start difference. First operand 139 states and 198 transitions. Second operand has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 06:05:41,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:44,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 06:05:44,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:05:44,530 INFO L93 Difference]: Finished difference Result 278 states and 375 transitions. [2023-11-29 06:05:44,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-29 06:05:44,531 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 163 [2023-11-29 06:05:44,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:05:44,534 INFO L225 Difference]: With dead ends: 278 [2023-11-29 06:05:44,534 INFO L226 Difference]: Without dead ends: 202 [2023-11-29 06:05:44,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 334 GetRequests, 309 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=202, Invalid=500, Unknown=0, NotChecked=0, Total=702 [2023-11-29 06:05:44,535 INFO L413 NwaCegarLoop]: 84 mSDtfsCounter, 102 mSDsluCounter, 244 mSDsCounter, 0 mSdLazyCounter, 557 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 328 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 557 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:05:44,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 328 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 557 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2023-11-29 06:05:44,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-29 06:05:44,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 179. [2023-11-29 06:05:44,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 111 states have (on average 1.135135135135135) internal successors, (126), 112 states have internal predecessors, (126), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-29 06:05:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 242 transitions. [2023-11-29 06:05:44,573 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 242 transitions. Word has length 163 [2023-11-29 06:05:44,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:05:44,574 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 242 transitions. [2023-11-29 06:05:44,574 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.764705882352941) internal successors, (81), 16 states have internal predecessors, (81), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2023-11-29 06:05:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 242 transitions. [2023-11-29 06:05:44,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2023-11-29 06:05:44,576 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:05:44,577 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:05:44,589 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:44,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:44,784 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:05:44,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:05:44,785 INFO L85 PathProgramCache]: Analyzing trace with hash 1754044120, now seen corresponding path program 1 times [2023-11-29 06:05:44,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:05:44,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1185785521] [2023-11-29 06:05:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:05:44,786 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 06:05:44,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:05:44,786 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/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 06:05:44,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6742eb2-8055-4b1e-a7ba-b51f1c4ff1c9/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-11-29 06:05:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:05:45,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-29 06:05:45,219 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:06:35,056 WARN L293 SmtUtils]: Spent 15.59s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 06:07:12,951 WARN L293 SmtUtils]: Spent 15.03s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)