./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:38:43,590 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:38:43,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 00:38:43,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:38:43,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:38:43,680 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:38:43,680 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:38:43,681 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:38:43,681 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:38:43,682 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:38:43,682 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:38:43,683 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:38:43,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:38:43,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:38:43,685 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:38:43,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:38:43,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:38:43,686 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:38:43,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:38:43,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:38:43,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:38:43,689 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:38:43,689 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:38:43,690 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:38:43,690 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:38:43,690 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:38:43,691 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:38:43,691 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:38:43,692 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:38:43,692 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:38:43,693 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:38:43,693 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:38:43,693 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:38:43,694 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:38:43,695 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:38:43,695 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:38:43,695 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:38:43,695 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 [2023-11-29 00:38:43,929 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:38:43,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:38:43,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:38:43,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:38:43,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:38:43,957 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2023-11-29 00:38:46,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:38:46,880 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:38:46,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2023-11-29 00:38:46,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/4237d220f/f5b2611decec4d378aa45e2111fc6afe/FLAG102028b5c [2023-11-29 00:38:46,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/4237d220f/f5b2611decec4d378aa45e2111fc6afe [2023-11-29 00:38:46,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:38:46,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:38:46,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:38:46,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:38:46,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:38:46,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:38:46" (1/1) ... [2023-11-29 00:38:46,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4eec51c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:46, skipping insertion in model container [2023-11-29 00:38:46,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:38:46" (1/1) ... [2023-11-29 00:38:46,952 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:38:47,086 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2023-11-29 00:38:47,168 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:38:47,187 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:38:47,200 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2023-11-29 00:38:47,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:38:47,256 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:38:47,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47 WrapperNode [2023-11-29 00:38:47,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:38:47,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:38:47,258 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:38:47,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:38:47,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,279 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,319 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2023-11-29 00:38:47,319 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:38:47,320 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:38:47,320 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:38:47,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:38:47,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,338 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,365 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 00:38:47,365 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,366 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,382 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,386 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,391 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,395 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,405 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:38:47,406 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:38:47,406 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:38:47,406 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:38:47,407 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (1/1) ... [2023-11-29 00:38:47,411 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:38:47,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:47,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:38:47,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:38:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:38:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:38:47,468 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:38:47,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:38:47,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:38:47,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:38:47,556 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:38:47,558 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:38:47,974 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:38:48,027 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:38:48,028 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:38:48,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:38:48 BoogieIcfgContainer [2023-11-29 00:38:48,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:38:48,031 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:38:48,031 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:38:48,035 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:38:48,035 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:38:46" (1/3) ... [2023-11-29 00:38:48,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af03348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:38:48, skipping insertion in model container [2023-11-29 00:38:48,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:38:47" (2/3) ... [2023-11-29 00:38:48,036 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af03348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:38:48, skipping insertion in model container [2023-11-29 00:38:48,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:38:48" (3/3) ... [2023-11-29 00:38:48,038 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2023-11-29 00:38:48,059 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:38:48,059 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:38:48,111 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:38:48,117 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;@2a2038e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:38:48,117 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:38:48,122 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:38:48,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:38:48,139 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:38:48,140 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:38:48,141 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:38:48,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:38:48,146 INFO L85 PathProgramCache]: Analyzing trace with hash 821173520, now seen corresponding path program 1 times [2023-11-29 00:38:48,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:38:48,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289770242] [2023-11-29 00:38:48,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:48,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:38:48,330 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:38:48,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [532898447] [2023-11-29 00:38:48,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:48,332 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:48,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:48,333 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:38:48,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 00:38:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:38:48,524 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:38:48,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:38:48,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:38:48,629 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:38:48,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:38:48,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289770242] [2023-11-29 00:38:48,630 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:38:48,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [532898447] [2023-11-29 00:38:48,631 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [532898447] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:38:48,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:38:48,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:38:48,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1215139598] [2023-11-29 00:38:48,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:38:48,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:38:48,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:38:48,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:38:48,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:38:48,672 INFO L87 Difference]: Start difference. First operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:48,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:38:48,752 INFO L93 Difference]: Finished difference Result 145 states and 255 transitions. [2023-11-29 00:38:48,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:38:48,755 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:38:48,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:38:48,764 INFO L225 Difference]: With dead ends: 145 [2023-11-29 00:38:48,764 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:38:48,768 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 00:38:48,771 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 26 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:38:48,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 171 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:38:48,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:38:48,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:38:48,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:38:48,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2023-11-29 00:38:48,817 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 150 [2023-11-29 00:38:48,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:38:48,819 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2023-11-29 00:38:48,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:48,820 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2023-11-29 00:38:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:38:48,823 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:38:48,824 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:38:48,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 00:38:49,024 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-29 00:38:49,025 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:38:49,025 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:38:49,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1407979534, now seen corresponding path program 1 times [2023-11-29 00:38:49,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:38:49,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323191079] [2023-11-29 00:38:49,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:49,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:38:49,100 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:38:49,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1984252388] [2023-11-29 00:38:49,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:49,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:49,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:49,102 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:38:49,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 00:38:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:38:49,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:38:49,251 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:38:49,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:38:49,298 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:38:49,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:38:49,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323191079] [2023-11-29 00:38:49,298 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:38:49,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1984252388] [2023-11-29 00:38:49,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1984252388] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:38:49,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:38:49,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:38:49,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092088096] [2023-11-29 00:38:49,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:38:49,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:38:49,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:38:49,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:38:49,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:38:49,302 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:49,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:38:49,360 INFO L93 Difference]: Finished difference Result 178 states and 269 transitions. [2023-11-29 00:38:49,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:38:49,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:38:49,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:38:49,364 INFO L225 Difference]: With dead ends: 178 [2023-11-29 00:38:49,364 INFO L226 Difference]: Without dead ends: 107 [2023-11-29 00:38:49,365 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 00:38:49,367 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 44 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 229 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:38:49,368 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 229 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:38:49,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states. [2023-11-29 00:38:49,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 104. [2023-11-29 00:38:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 71 states have internal predecessors, (95), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:38:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 157 transitions. [2023-11-29 00:38:49,388 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 157 transitions. Word has length 150 [2023-11-29 00:38:49,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:38:49,389 INFO L495 AbstractCegarLoop]: Abstraction has 104 states and 157 transitions. [2023-11-29 00:38:49,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-29 00:38:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:38:49,392 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:38:49,393 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:38:49,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 00:38:49,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:49,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:38:49,594 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:38:49,594 INFO L85 PathProgramCache]: Analyzing trace with hash 1465237836, now seen corresponding path program 1 times [2023-11-29 00:38:49,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:38:49,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1805658558] [2023-11-29 00:38:49,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:49,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:38:49,647 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:38:49,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [662399819] [2023-11-29 00:38:49,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:49,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:49,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:49,649 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:38:49,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 00:38:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:38:49,805 INFO L262 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 00:38:49,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:38:49,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:38:49,848 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:38:49,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:38:49,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1805658558] [2023-11-29 00:38:49,849 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:38:49,849 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [662399819] [2023-11-29 00:38:49,849 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [662399819] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:38:49,849 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:38:49,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 00:38:49,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289123673] [2023-11-29 00:38:49,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:38:49,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:38:49,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:38:49,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:38:49,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 00:38:49,852 INFO L87 Difference]: Start difference. First operand 104 states and 157 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:49,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:38:49,917 INFO L93 Difference]: Finished difference Result 212 states and 319 transitions. [2023-11-29 00:38:49,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:38:49,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:38:49,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:38:49,920 INFO L225 Difference]: With dead ends: 212 [2023-11-29 00:38:49,920 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 00:38:49,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 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 00:38:49,923 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 58 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 362 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:38:49,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 362 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 00:38:49,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 00:38:49,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2023-11-29 00:38:49,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 70 states have internal predecessors, (93), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:38:49,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 155 transitions. [2023-11-29 00:38:49,940 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 155 transitions. Word has length 150 [2023-11-29 00:38:49,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:38:49,941 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 155 transitions. [2023-11-29 00:38:49,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:38:49,942 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-29 00:38:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:38:49,945 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:38:49,945 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:38:49,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 00:38:50,149 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:50,150 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:38:50,150 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:38:50,150 INFO L85 PathProgramCache]: Analyzing trace with hash 376140806, now seen corresponding path program 1 times [2023-11-29 00:38:50,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:38:50,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [786894924] [2023-11-29 00:38:50,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:50,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:38:50,195 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:38:50,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [20660696] [2023-11-29 00:38:50,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:50,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:50,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:50,197 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:38:50,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 00:38:50,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:38:50,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-29 00:38:50,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:38:50,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:38:50,875 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:38:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 45 proven. 21 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2023-11-29 00:38:51,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 00:38:51,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [786894924] [2023-11-29 00:38:51,592 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-29 00:38:51,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [20660696] [2023-11-29 00:38:51,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [20660696] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 00:38:51,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:38:51,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 16 [2023-11-29 00:38:51,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1521358202] [2023-11-29 00:38:51,593 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:38:51,594 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 00:38:51,594 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 00:38:51,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 00:38:51,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2023-11-29 00:38:51,596 INFO L87 Difference]: Start difference. First operand 103 states and 155 transitions. Second operand has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-29 00:38:58,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:38:58,876 INFO L93 Difference]: Finished difference Result 2238 states and 3311 transitions. [2023-11-29 00:38:58,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2023-11-29 00:38:58,876 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) Word has length 150 [2023-11-29 00:38:58,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:38:58,892 INFO L225 Difference]: With dead ends: 2238 [2023-11-29 00:38:58,892 INFO L226 Difference]: Without dead ends: 2136 [2023-11-29 00:38:58,897 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5566 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=2747, Invalid=10593, Unknown=0, NotChecked=0, Total=13340 [2023-11-29 00:38:58,898 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 2084 mSDsluCounter, 1339 mSDsCounter, 0 mSdLazyCounter, 2383 mSolverCounterSat, 1053 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2171 SdHoareTripleChecker+Valid, 1464 SdHoareTripleChecker+Invalid, 3436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1053 IncrementalHoareTripleChecker+Valid, 2383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-11-29 00:38:58,898 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2171 Valid, 1464 Invalid, 3436 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1053 Valid, 2383 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-11-29 00:38:58,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2136 states. [2023-11-29 00:38:59,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2136 to 614. [2023-11-29 00:38:59,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 614 states, 421 states have (on average 1.3539192399049882) internal successors, (570), 426 states have internal predecessors, (570), 178 states have call successors, (178), 14 states have call predecessors, (178), 14 states have return successors, (178), 173 states have call predecessors, (178), 178 states have call successors, (178) [2023-11-29 00:38:59,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 926 transitions. [2023-11-29 00:38:59,110 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 926 transitions. Word has length 150 [2023-11-29 00:38:59,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:38:59,111 INFO L495 AbstractCegarLoop]: Abstraction has 614 states and 926 transitions. [2023-11-29 00:38:59,111 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 5.125) internal successors, (82), 16 states have internal predecessors, (82), 4 states have call successors, (46), 3 states have call predecessors, (46), 5 states have return successors, (46), 4 states have call predecessors, (46), 4 states have call successors, (46) [2023-11-29 00:38:59,111 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 926 transitions. [2023-11-29 00:38:59,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:38:59,114 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:38:59,114 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:38:59,120 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-29 00:38:59,317 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:59,317 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:38:59,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:38:59,318 INFO L85 PathProgramCache]: Analyzing trace with hash 376200388, now seen corresponding path program 1 times [2023-11-29 00:38:59,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 00:38:59,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873747418] [2023-11-29 00:38:59,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:59,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 00:38:59,351 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-29 00:38:59,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [9114103] [2023-11-29 00:38:59,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:38:59,352 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:38:59,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:38:59,353 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 00:38:59,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 00:38:59,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:38:59,627 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 00:38:59,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 00:38:59,798 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 00:38:59,798 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 00:38:59,799 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 00:38:59,806 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 00:39:00,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 00:39:00,004 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 00:39:00,007 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 00:39:00,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:39:00 BoogieIcfgContainer [2023-11-29 00:39:00,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:39:00,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:39:00,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:39:00,110 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:39:00,110 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:38:48" (3/4) ... [2023-11-29 00:39:00,112 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 00:39:00,113 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:39:00,114 INFO L158 Benchmark]: Toolchain (without parser) took 13207.38ms. Allocated memory was 138.4MB in the beginning and 245.4MB in the end (delta: 107.0MB). Free memory was 99.2MB in the beginning and 91.4MB in the end (delta: 7.8MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,114 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:39:00,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.52ms. Allocated memory is still 138.4MB. Free memory was 99.2MB in the beginning and 82.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.74ms. Allocated memory is still 138.4MB. Free memory was 82.9MB in the beginning and 77.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,116 INFO L158 Benchmark]: Boogie Preprocessor took 84.82ms. Allocated memory is still 138.4MB. Free memory was 77.0MB in the beginning and 65.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,116 INFO L158 Benchmark]: RCFGBuilder took 622.67ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 65.7MB in the beginning and 153.4MB in the end (delta: -87.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,116 INFO L158 Benchmark]: TraceAbstraction took 12077.86ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 152.4MB in the beginning and 91.4MB in the end (delta: 61.0MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,117 INFO L158 Benchmark]: Witness Printer took 3.96ms. Allocated memory is still 245.4MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:39:00,119 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 138.4MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.52ms. Allocated memory is still 138.4MB. Free memory was 99.2MB in the beginning and 82.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.74ms. Allocated memory is still 138.4MB. Free memory was 82.9MB in the beginning and 77.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.82ms. Allocated memory is still 138.4MB. Free memory was 77.0MB in the beginning and 65.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 622.67ms. Allocated memory was 138.4MB in the beginning and 203.4MB in the end (delta: 65.0MB). Free memory was 65.7MB in the beginning and 153.4MB in the end (delta: -87.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * TraceAbstraction took 12077.86ms. Allocated memory was 203.4MB in the beginning and 245.4MB in the end (delta: 41.9MB). Free memory was 152.4MB in the beginning and 91.4MB in the end (delta: 61.0MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. * Witness Printer took 3.96ms. Allocated memory is still 245.4MB. Free memory was 91.4MB in the beginning and 91.4MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 183, overapproximation of someBinaryArithmeticDOUBLEoperation at line 127, overapproximation of someBinaryDOUBLEComparisonOperation at line 183, overapproximation of someBinaryArithmeticFLOAToperation at line 86. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 99999999999.75; [L23] float var_1_4 = 31.25; [L24] float var_1_5 = 0.0; [L25] float var_1_6 = 99.5; [L26] float var_1_7 = 500.5; [L27] double var_1_8 = 199.96; [L28] double var_1_9 = 256.95; [L29] signed long int var_1_11 = 1523382513; [L30] double var_1_14 = 32.6; [L31] double var_1_15 = 0.875; [L32] unsigned short int var_1_16 = 1; [L33] unsigned char var_1_17 = 1; [L34] float var_1_18 = 0.3; [L35] signed short int var_1_19 = 4; [L36] unsigned char var_1_20 = 0; [L37] unsigned char var_1_24 = 0; [L38] unsigned char var_1_25 = 16; [L39] unsigned char var_1_26 = 5; [L40] signed short int var_1_27 = 64; [L41] unsigned char var_1_28 = 1; [L42] float var_1_29 = 64.5; [L43] float var_1_30 = 0.0; [L44] unsigned long int var_1_31 = 2; [L45] unsigned long int var_1_32 = 1140371764; [L46] unsigned long int var_1_33 = 3119542188; [L47] double var_1_34 = 10.5; [L48] unsigned short int last_1_var_1_16 = 1; [L49] signed short int last_1_var_1_19 = 4; [L50] signed short int last_1_var_1_27 = 64; [L51] float last_1_var_1_29 = 64.5; [L52] unsigned long int last_1_var_1_31 = 2; [L187] isInitial = 1 [L188] FCALL initially() [L189] COND TRUE 1 [L190] CALL updateLastVariables() [L176] last_1_var_1_16 = var_1_16 [L177] last_1_var_1_19 = var_1_19 [L178] last_1_var_1_27 = var_1_27 [L179] last_1_var_1_29 = var_1_29 [L180] last_1_var_1_31 = var_1_31 [L190] RET updateLastVariables() [L191] CALL updateVariables() [L136] var_1_4 = __VERIFIER_nondet_float() [L137] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L137] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_5=0, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L138] var_1_5 = __VERIFIER_nondet_float() [L139] CALL assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L139] RET assume_abort_if_not((var_1_5 >= 4611686.018427382800e+12F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854765600e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_6=199/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L140] var_1_6 = __VERIFIER_nondet_float() [L141] CALL assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L141] RET assume_abort_if_not((var_1_6 >= 0.0F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_7=1001/2, var_1_8=4999/25, var_1_9=5139/20] [L142] var_1_7 = __VERIFIER_nondet_float() [L143] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L143] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=1523382513, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L144] var_1_11 = __VERIFIER_nondet_long() [L145] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L145] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L146] CALL assume_abort_if_not(var_1_11 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L146] RET assume_abort_if_not(var_1_11 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_14=163/5, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L147] var_1_14 = __VERIFIER_nondet_double() [L148] CALL assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L148] RET assume_abort_if_not((var_1_14 >= -230584.3009213691390e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_15=7/8, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L149] var_1_15 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L150] RET assume_abort_if_not((var_1_15 >= -230584.3009213691390e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L151] var_1_17 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L152] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L153] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L153] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=0, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L154] var_1_20 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L155] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L156] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L156] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=16, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L157] var_1_25 = __VERIFIER_nondet_uchar() [L158] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L158] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L159] CALL assume_abort_if_not(var_1_25 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L159] RET assume_abort_if_not(var_1_25 <= 64) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=5, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L160] var_1_26 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L161] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L162] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L162] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L163] var_1_28 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L164] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L165] CALL assume_abort_if_not(var_1_28 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L165] RET assume_abort_if_not(var_1_28 <= 1) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_30=0, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L166] var_1_30 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L167] RET assume_abort_if_not((var_1_30 >= 2305843.009213691390e+12F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 4611686.018427382800e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=1140371764, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L168] var_1_32 = __VERIFIER_nondet_ulong() [L169] CALL assume_abort_if_not(var_1_32 >= 1073741824) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L169] RET assume_abort_if_not(var_1_32 >= 1073741824) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L170] CALL assume_abort_if_not(var_1_32 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L170] RET assume_abort_if_not(var_1_32 <= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=3119542188, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L171] var_1_33 = __VERIFIER_nondet_ulong() [L172] CALL assume_abort_if_not(var_1_33 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L172] RET assume_abort_if_not(var_1_33 >= 2147483647) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L173] CALL assume_abort_if_not(var_1_33 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L173] RET assume_abort_if_not(var_1_33 <= 4294967294) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L191] RET updateVariables() [L192] CALL step() [L56] unsigned long int stepLocal_1 = last_1_var_1_31; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_8=4999/25, var_1_9=5139/20] [L57] COND FALSE !(var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) [L64] var_1_8 = var_1_7 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=0, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L66] COND FALSE !(! var_1_20) [L73] var_1_24 = var_1_26 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L75] signed long int stepLocal_6 = (((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24)); [L76] unsigned char stepLocal_5 = var_1_28; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L77] COND FALSE !(stepLocal_6 < var_1_25) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_1=2, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L82] signed long int stepLocal_0 = ~ var_1_24; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_1=399999999999/4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L83] COND TRUE stepLocal_0 <= var_1_24 [L84] var_1_1 = (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_29=129/2, var_1_31=2, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L86] var_1_29 = (var_1_6 + ((var_1_30 - 7.6f) - var_1_7)) [L87] var_1_31 = ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26) [L88] unsigned char stepLocal_3 = var_1_24; [L89] unsigned long int stepLocal_2 = var_1_31; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=1, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L90] COND FALSE !(\read(var_1_17)) [L97] var_1_16 = var_1_27 VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_5=1, stepLocal_6=63, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L99] signed long int stepLocal_8 = ~ var_1_16; [L100] signed long int stepLocal_7 = var_1_24 / var_1_11; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L101] COND FALSE !(stepLocal_8 > var_1_31) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L108] unsigned char stepLocal_4 = var_1_17; VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_4=0, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L109] COND FALSE !(stepLocal_4 && var_1_20) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_4=0, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=4, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L116] COND FALSE !((var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7)) [L123] var_1_19 = ((var_1_16 + var_1_24) + 16) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_4=0, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=143, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2, var_1_9=5139/20] [L126] COND TRUE (var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24) [L127] var_1_9 = (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_4=0, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=143, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2] [L131] COND FALSE !(var_1_19 <= var_1_16) VAL [isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, stepLocal_0=-64, stepLocal_1=2, stepLocal_2=4294967231, stepLocal_3=63, stepLocal_4=0, stepLocal_5=1, stepLocal_6=63, stepLocal_7=0, stepLocal_8=-65, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=143, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2] [L192] RET step() [L193] CALL, EXPR property() [L183-L184] return ((((((((((((~ var_1_24) <= var_1_24) ? (var_1_1 == ((float) (var_1_4 - (var_1_5 - ((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))))) : 1) && ((var_1_4 < (last_1_var_1_29 + ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))))) ? ((last_1_var_1_19 < last_1_var_1_31) ? (var_1_8 == ((double) (((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6))) + var_1_7))) : (var_1_8 == ((double) var_1_4))) : (var_1_8 == ((double) var_1_7)))) && (((var_1_19 - var_1_16) < ((var_1_11 - var_1_24) - var_1_24)) ? (var_1_9 == ((double) (var_1_7 + ((((var_1_6) > ((var_1_14 + var_1_15))) ? (var_1_6) : ((var_1_14 + var_1_15))))))) : (var_1_9 == ((double) (var_1_7 - var_1_5))))) && (var_1_17 ? ((var_1_11 <= var_1_24) ? ((var_1_24 <= var_1_31) ? (var_1_16 == ((unsigned short int) var_1_27)) : 1) : 1) : (var_1_16 == ((unsigned short int) var_1_27)))) && ((var_1_19 <= var_1_16) ? (var_1_18 == ((float) (var_1_15 + 64.4f))) : 1)) && ((var_1_17 && var_1_20) ? (var_1_17 ? (var_1_19 == ((signed short int) ((var_1_16 - var_1_24) + 50))) : (var_1_19 == ((signed short int) ((((var_1_24) > (var_1_16)) ? (var_1_24) : (var_1_16)))))) : (((var_1_1 * (- var_1_5)) < (var_1_6 - var_1_7)) ? ((var_1_14 == var_1_8) ? (var_1_19 == ((signed short int) var_1_16)) : (var_1_19 == ((signed short int) (var_1_16 + var_1_24)))) : (var_1_19 == ((signed short int) ((var_1_16 + var_1_24) + 16)))))) && ((! var_1_20) ? ((last_1_var_1_16 <= last_1_var_1_16) ? (var_1_24 == ((unsigned char) ((var_1_25 + 1) + var_1_26))) : (var_1_24 == ((unsigned char) var_1_26))) : (var_1_24 == ((unsigned char) var_1_26)))) && ((((((var_1_24) < (var_1_24)) ? (var_1_24) : (var_1_24))) < var_1_25) ? (((var_1_20 || var_1_17) && var_1_28) ? (var_1_27 == ((signed short int) (((((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) < (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26))))) ? ((((((var_1_24) > (var_1_24)) ? (var_1_24) : (var_1_24))) + last_1_var_1_27)) : (((((var_1_25) > (var_1_26)) ? (var_1_25) : (var_1_26)))))))) : 1) : 1)) && (var_1_29 == ((float) (var_1_6 + ((var_1_30 - 7.6f) - var_1_7))))) && (var_1_31 == ((unsigned long int) ((((((var_1_11 + var_1_32)) > (var_1_33)) ? ((var_1_11 + var_1_32)) : (var_1_33))) - var_1_26)))) && (((~ var_1_16) > var_1_31) ? (((var_1_24 / var_1_11) >= var_1_26) ? (var_1_34 == ((double) ((((((-5.2001036938992108E18) < 0 ) ? -(-5.2001036938992108E18) : (-5.2001036938992108E18))) - 50.25) - var_1_4))) : (var_1_34 == ((double) var_1_7))) : 1) ; [L193] RET, EXPR property() [L193] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=143, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_16=1, last_1_var_1_19=4, last_1_var_1_27=64, last_1_var_1_29=129/2, last_1_var_1_31=2, var_1_11=2147483647, var_1_16=64, var_1_17=0, var_1_18=3/10, var_1_19=143, var_1_20=1, var_1_24=63, var_1_25=63, var_1_26=63, var_1_27=64, var_1_28=1, var_1_31=4294967231, var_1_32=2147483647, var_1_33=2147483653, var_1_34=21/2, var_1_7=2, var_1_8=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 74 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.9s, OverallIterations: 5, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2299 SdHoareTripleChecker+Valid, 4.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2212 mSDsluCounter, 2226 SdHoareTripleChecker+Invalid, 3.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1743 mSDsCounter, 1055 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2447 IncrementalHoareTripleChecker+Invalid, 3502 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1055 mSolverCounterUnsat, 483 mSDtfsCounter, 2447 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 872 GetRequests, 753 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5566 ImplicationChecksByTransitivity, 2.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=614occurred in iteration=4, InterpolantAutomatonStates: 123, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 4 MinimizatonAttempts, 1531 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 750 NumberOfCodeBlocks, 750 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 745 ConstructedInterpolants, 0 QuantifiedInterpolants, 2580 SizeOfPredicates, 11 NumberOfNonLiveVariables, 1480 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 5018/5060 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 00:39:00,162 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:39:02,092 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:39:02,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-29 00:39:02,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:39:02,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:39:02,194 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:39:02,194 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:39:02,195 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:39:02,196 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:39:02,196 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:39:02,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:39:02,197 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:39:02,198 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:39:02,198 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:39:02,199 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:39:02,199 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:39:02,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:39:02,200 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:39:02,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:39:02,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:39:02,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:39:02,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:39:02,203 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:39:02,203 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 00:39:02,204 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 00:39:02,204 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 00:39:02,205 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:39:02,205 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:39:02,205 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:39:02,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:39:02,206 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:39:02,206 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:39:02,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:39:02,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:39:02,207 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:39:02,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:39:02,208 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:39:02,208 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 00:39:02,208 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 00:39:02,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:39:02,209 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:39:02,209 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:39:02,209 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:39:02,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:39:02,209 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 00:39:02,210 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73fe678a1510361e3887d1b58245b9dd4e788878d5dd5b7b4f35abb16874b2b7 [2023-11-29 00:39:02,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:39:02,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:39:02,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:39:02,522 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:39:02,522 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:39:02,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2023-11-29 00:39:05,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:39:05,518 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:39:05,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i [2023-11-29 00:39:05,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/a0ca0bb69/19993c9a13c14f8c8f6652ad32128a66/FLAG39882a32b [2023-11-29 00:39:05,545 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/data/a0ca0bb69/19993c9a13c14f8c8f6652ad32128a66 [2023-11-29 00:39:05,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:39:05,549 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:39:05,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:39:05,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:39:05,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:39:05,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:05,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f1151cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05, skipping insertion in model container [2023-11-29 00:39:05,558 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:05,597 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:39:05,746 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2023-11-29 00:39:05,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:39:05,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:39:05,854 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_2d2ff2d9-f349-4bb1-aa76-736ec4854841/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-84.i[916,929] [2023-11-29 00:39:05,900 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:39:05,920 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:39:05,920 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05 WrapperNode [2023-11-29 00:39:05,921 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:39:05,922 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:39:05,922 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:39:05,922 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:39:05,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:05,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:05,979 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 187 [2023-11-29 00:39:05,980 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:39:05,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:39:05,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:39:05,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:39:05,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:05,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,006 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,032 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 00:39:06,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,053 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,069 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:39:06,070 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:39:06,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:39:06,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:39:06,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (1/1) ... [2023-11-29 00:39:06,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:39:06,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:39:06,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:39:06,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:39:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:39:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 00:39:06,137 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 00:39:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 00:39:06,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:39:06,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:39:06,231 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:39:06,233 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:39:15,969 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:39:16,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:39:16,007 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 00:39:16,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:39:16 BoogieIcfgContainer [2023-11-29 00:39:16,008 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:39:16,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:39:16,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:39:16,014 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:39:16,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:39:05" (1/3) ... [2023-11-29 00:39:16,015 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63fe47cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:39:16, skipping insertion in model container [2023-11-29 00:39:16,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:39:05" (2/3) ... [2023-11-29 00:39:16,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63fe47cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:39:16, skipping insertion in model container [2023-11-29 00:39:16,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:39:16" (3/3) ... [2023-11-29 00:39:16,017 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-84.i [2023-11-29 00:39:16,036 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:39:16,036 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 00:39:16,081 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 00:39:16,086 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;@19a388ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 00:39:16,087 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 00:39:16,091 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:39:16,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:39:16,108 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:39:16,109 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:39:16,109 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:39:16,115 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:39:16,115 INFO L85 PathProgramCache]: Analyzing trace with hash 821173520, now seen corresponding path program 1 times [2023-11-29 00:39:16,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:39:16,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1523021994] [2023-11-29 00:39:16,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:39:16,128 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 00:39:16,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:39:16,129 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:16,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:16,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:39:17,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 00:39:17,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:39:17,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:39:17,122 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 00:39:17,122 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:39:17,123 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1523021994] [2023-11-29 00:39:17,123 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1523021994] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 00:39:17,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 00:39:17,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 00:39:17,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687630118] [2023-11-29 00:39:17,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:39:17,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 00:39:17,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:39:17,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 00:39:17,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 00:39:17,157 INFO L87 Difference]: Start difference. First operand has 74 states, 48 states have (on average 1.4791666666666667) internal successors, (71), 49 states have internal predecessors, (71), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:39:21,516 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:26,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:30,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:30,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:39:30,138 INFO L93 Difference]: Finished difference Result 145 states and 255 transitions. [2023-11-29 00:39:30,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 00:39:30,224 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:39:30,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:39:30,231 INFO L225 Difference]: With dead ends: 145 [2023-11-29 00:39:30,231 INFO L226 Difference]: Without dead ends: 72 [2023-11-29 00:39:30,234 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 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 00:39:30,236 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 26 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-29 00:39:30,237 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 171 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 2 Unknown, 0 Unchecked, 12.9s Time] [2023-11-29 00:39:30,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2023-11-29 00:39:30,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2023-11-29 00:39:30,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-29 00:39:30,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 110 transitions. [2023-11-29 00:39:30,271 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 110 transitions. Word has length 150 [2023-11-29 00:39:30,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:39:30,272 INFO L495 AbstractCegarLoop]: Abstraction has 72 states and 110 transitions. [2023-11-29 00:39:30,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.666666666666666) internal successors, (38), 3 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:39:30,273 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 110 transitions. [2023-11-29 00:39:30,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:39:30,275 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:39:30,276 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:39:30,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:30,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:30,477 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:39:30,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:39:30,477 INFO L85 PathProgramCache]: Analyzing trace with hash 1407979534, now seen corresponding path program 1 times [2023-11-29 00:39:30,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:39:30,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [428999199] [2023-11-29 00:39:30,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:39:30,478 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 00:39:30,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:39:30,480 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:30,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:39:31,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:39:31,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-29 00:39:31,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:39:32,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 508 proven. 39 refuted. 0 times theorem prover too weak. 465 trivial. 0 not checked. [2023-11-29 00:39:32,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:39:32,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2023-11-29 00:39:32,404 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:39:32,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [428999199] [2023-11-29 00:39:32,404 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [428999199] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 00:39:32,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 00:39:32,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 7 [2023-11-29 00:39:32,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1374029782] [2023-11-29 00:39:32,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 00:39:32,406 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 00:39:32,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:39:32,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 00:39:32,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-29 00:39:32,408 INFO L87 Difference]: Start difference. First operand 72 states and 110 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:39:36,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:40,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:44,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:48,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:52,833 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:39:56,844 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:00,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:00,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:40:00,963 INFO L93 Difference]: Finished difference Result 180 states and 272 transitions. [2023-11-29 00:40:00,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 00:40:00,963 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 150 [2023-11-29 00:40:00,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:40:00,967 INFO L225 Difference]: With dead ends: 180 [2023-11-29 00:40:00,967 INFO L226 Difference]: Without dead ends: 109 [2023-11-29 00:40:00,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 293 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 00:40:00,970 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 58 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 28.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 361 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.5s IncrementalHoareTripleChecker+Time [2023-11-29 00:40:00,970 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 361 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 7 Unknown, 0 Unchecked, 28.5s Time] [2023-11-29 00:40:00,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2023-11-29 00:40:00,988 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 103. [2023-11-29 00:40:00,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 69 states have (on average 1.3478260869565217) internal successors, (93), 70 states have internal predecessors, (93), 31 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2023-11-29 00:40:00,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 155 transitions. [2023-11-29 00:40:00,991 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 155 transitions. Word has length 150 [2023-11-29 00:40:00,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:40:00,992 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 155 transitions. [2023-11-29 00:40:00,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2023-11-29 00:40:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 155 transitions. [2023-11-29 00:40:00,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:40:00,995 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:40:00,996 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:40:01,010 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-29 00:40:01,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:40:01,196 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:40:01,197 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:40:01,197 INFO L85 PathProgramCache]: Analyzing trace with hash 376140806, now seen corresponding path program 1 times [2023-11-29 00:40:01,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:40:01,198 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [357582777] [2023-11-29 00:40:01,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:40:01,198 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 00:40:01,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:40:01,199 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:40:01,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:40:02,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:40:02,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-29 00:40:02,242 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:40:04,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:40:04,392 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:40:05,101 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 00:40:05,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [357582777] [2023-11-29 00:40:05,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [357582777] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:40:05,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619575602] [2023-11-29 00:40:05,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:40:05,102 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-29 00:40:05,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 [2023-11-29 00:40:05,103 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-29 00:40:05,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-29 00:40:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:40:07,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-29 00:40:07,346 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:40:09,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 472 proven. 21 refuted. 0 times theorem prover too weak. 519 trivial. 0 not checked. [2023-11-29 00:40:09,062 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 00:40:09,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619575602] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 00:40:09,457 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 00:40:09,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 8 [2023-11-29 00:40:09,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482277910] [2023-11-29 00:40:09,457 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 00:40:09,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 00:40:09,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 00:40:09,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 00:40:09,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=135, Unknown=0, NotChecked=0, Total=182 [2023-11-29 00:40:09,459 INFO L87 Difference]: Start difference. First operand 103 states and 155 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:40:13,709 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:15,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:19,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:22,203 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:25,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:27,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:31,161 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:33,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:37,674 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.26s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:41,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:45,682 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:40:50,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:54,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:40:58,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:41:02,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:06,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:10,955 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:14,962 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:18,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:22,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:26,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:41:30,986 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:34,989 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:38,994 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:42,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:47,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:51,011 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:41:55,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:41:59,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:03,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:07,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:11,041 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:42:15,049 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:19,060 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:31,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:32,785 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:36,926 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:42:42,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.28s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:46,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:50,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:42:54,746 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:42:58,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:02,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:06,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-29 00:43:10,773 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:14,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:18,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:22,791 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:26,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:30,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-11-29 00:43:32,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 00:43:32,627 INFO L93 Difference]: Finished difference Result 847 states and 1259 transitions. [2023-11-29 00:43:32,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-11-29 00:43:32,628 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 150 [2023-11-29 00:43:32,628 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 00:43:32,636 INFO L225 Difference]: With dead ends: 847 [2023-11-29 00:43:32,636 INFO L226 Difference]: Without dead ends: 745 [2023-11-29 00:43:32,638 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 445 GetRequests, 404 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 442 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=492, Invalid=1314, Unknown=0, NotChecked=0, Total=1806 [2023-11-29 00:43:32,639 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 593 mSDsluCounter, 928 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 275 mSolverCounterUnsat, 40 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 199.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 609 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 275 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 40 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 201.0s IncrementalHoareTripleChecker+Time [2023-11-29 00:43:32,640 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [609 Valid, 1048 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [275 Valid, 889 Invalid, 40 Unknown, 0 Unchecked, 201.0s Time] [2023-11-29 00:43:32,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2023-11-29 00:43:32,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 337. [2023-11-29 00:43:32,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 235 states have (on average 1.3702127659574468) internal successors, (322), 238 states have internal predecessors, (322), 93 states have call successors, (93), 8 states have call predecessors, (93), 8 states have return successors, (93), 90 states have call predecessors, (93), 93 states have call successors, (93) [2023-11-29 00:43:32,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 508 transitions. [2023-11-29 00:43:32,728 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 508 transitions. Word has length 150 [2023-11-29 00:43:32,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 00:43:32,729 INFO L495 AbstractCegarLoop]: Abstraction has 337 states and 508 transitions. [2023-11-29 00:43:32,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 00:43:32,730 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 508 transitions. [2023-11-29 00:43:32,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-29 00:43:32,733 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 00:43:32,734 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 00:43:32,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-11-29 00:43:32,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-29 00:43:33,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/cvc4 --incremental --print-success --lang smt [2023-11-29 00:43:33,142 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 00:43:33,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 00:43:33,142 INFO L85 PathProgramCache]: Analyzing trace with hash 376200388, now seen corresponding path program 1 times [2023-11-29 00:43:33,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 00:43:33,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1823762598] [2023-11-29 00:43:33,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 00:43:33,143 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 00:43:33,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 00:43:33,148 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:43:33,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d2ff2d9-f349-4bb1-aa76-736ec4854841/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 00:43:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 00:43:34,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 52 conjunts are in the unsatisfiable core [2023-11-29 00:43:34,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 00:45:25,558 WARN L293 SmtUtils]: Spent 5.58s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:45:46,817 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:46:09,677 WARN L293 SmtUtils]: Spent 5.90s on a formula simplification that was a NOOP. DAG size: 76 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:47:05,254 WARN L293 SmtUtils]: Spent 5.23s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:17,830 WARN L293 SmtUtils]: Spent 5.00s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:44,265 WARN L293 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:47:52,932 WARN L293 SmtUtils]: Spent 5.68s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:48:02,237 WARN L293 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:50:35,093 WARN L293 SmtUtils]: Spent 1.83m on a formula simplification that was a NOOP. DAG size: 88 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 00:50:43,262 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:50:50,908 WARN L293 SmtUtils]: Spent 7.65s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:50:59,059 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:05,150 WARN L293 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:12,046 WARN L293 SmtUtils]: Spent 6.90s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:19,002 WARN L293 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:27,072 WARN L293 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:32,424 WARN L293 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:40,589 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:48,727 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:51:56,629 WARN L293 SmtUtils]: Spent 7.90s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:04,764 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:10,995 WARN L293 SmtUtils]: Spent 6.23s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:19,170 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:27,321 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:35,452 WARN L293 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:43,595 WARN L293 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:51,752 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:52:59,902 WARN L293 SmtUtils]: Spent 8.15s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:53:08,070 WARN L293 SmtUtils]: Spent 8.17s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:53:16,228 WARN L293 SmtUtils]: Spent 8.16s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:53:22,157 WARN L293 SmtUtils]: Spent 5.93s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:53:29,290 WARN L293 SmtUtils]: Spent 7.13s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 00:53:37,472 WARN L293 SmtUtils]: Spent 8.18s on a formula simplification that was a NOOP. DAG size: 7 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)