./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme --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 c6501e0794616ec0486fa8dfdbb7418c6408937fb63a44ca47f9c4c2f7c3791b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:45:31,451 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:45:31,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-26 10:45:31,571 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:45:31,572 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:45:31,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:45:31,616 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:45:31,616 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:45:31,617 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:45:31,622 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:45:31,623 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:45:31,623 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:45:31,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:45:31,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:45:31,626 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:45:31,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:45:31,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:45:31,628 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:45:31,628 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:45:31,629 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:45:31,629 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:45:31,630 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:45:31,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:45:31,631 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:45:31,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:45:31,631 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:45:31,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:45:31,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:45:31,633 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:45:31,634 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:45:31,635 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:45:31,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:31,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:45:31,636 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:45:31,637 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:45:31,637 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:45:31,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:45:31,637 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:45:31,638 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:45:31,638 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:45:31,638 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:45:31,639 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:45:31,639 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_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6501e0794616ec0486fa8dfdbb7418c6408937fb63a44ca47f9c4c2f7c3791b [2023-11-26 10:45:31,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:45:31,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:45:31,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:45:31,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:45:31,982 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:45:31,983 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:45:35,334 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:45:35,665 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:45:35,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:45:35,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/530f4aad8/03d4ae14c9a54cf39170e02c69216ad2/FLAG34276f7ca [2023-11-26 10:45:35,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/530f4aad8/03d4ae14c9a54cf39170e02c69216ad2 [2023-11-26 10:45:35,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:45:35,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:45:35,728 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:35,728 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:45:35,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:45:35,736 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26add87c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:35, skipping insertion in model container [2023-11-26 10:45:35,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:45:35" (1/1) ... [2023-11-26 10:45:35,800 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:45:36,039 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_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i[919,932] [2023-11-26 10:45:36,187 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:36,206 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:45:36,224 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_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i[919,932] [2023-11-26 10:45:36,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:45:36,320 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:45:36,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36 WrapperNode [2023-11-26 10:45:36,321 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:45:36,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:36,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:45:36,323 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:45:36,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,361 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,429 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2023-11-26 10:45:36,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:45:36,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:45:36,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:45:36,433 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:45:36,457 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,461 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,485 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]. [2023-11-26 10:45:36,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,508 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,513 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,517 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,524 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:45:36,525 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:45:36,525 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:45:36,526 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:45:36,527 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (1/1) ... [2023-11-26 10:45:36,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:45:36,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:36,566 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:45:36,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:45:36,630 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:45:36,631 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:45:36,632 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:45:36,632 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:45:36,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:45:36,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:45:36,756 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:45:36,759 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:45:37,282 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:45:37,381 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:45:37,381 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:45:37,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:37 BoogieIcfgContainer [2023-11-26 10:45:37,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:45:37,386 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:45:37,387 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:45:37,391 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:45:37,391 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:45:35" (1/3) ... [2023-11-26 10:45:37,393 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36fde21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:37, skipping insertion in model container [2023-11-26 10:45:37,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:45:36" (2/3) ... [2023-11-26 10:45:37,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36fde21b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:45:37, skipping insertion in model container [2023-11-26 10:45:37,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:37" (3/3) ... [2023-11-26 10:45:37,398 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:45:37,423 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:45:37,423 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:45:37,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:45:37,505 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;@6ce9d241, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:45:37,505 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:45:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 10:45:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 10:45:37,537 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:37,541 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:37,542 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:37,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:37,547 INFO L85 PathProgramCache]: Analyzing trace with hash 2083414594, now seen corresponding path program 1 times [2023-11-26 10:45:37,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:37,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780236989] [2023-11-26 10:45:37,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:37,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:37,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:37,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:37,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780236989] [2023-11-26 10:45:37,935 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-26 10:45:37,935 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057898389] [2023-11-26 10:45:37,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:37,936 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:37,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:37,940 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:37,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-26 10:45:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:38,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:45:38,261 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:38,355 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 1568 trivial. 0 not checked. [2023-11-26 10:45:38,356 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:38,357 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057898389] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:38,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:38,358 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:38,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099068092] [2023-11-26 10:45:38,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:38,371 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:45:38,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:38,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:45:38,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:38,419 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:45:38,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:38,520 INFO L93 Difference]: Finished difference Result 163 states and 297 transitions. [2023-11-26 10:45:38,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:45:38,534 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2023-11-26 10:45:38,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:38,560 INFO L225 Difference]: With dead ends: 163 [2023-11-26 10:45:38,560 INFO L226 Difference]: Without dead ends: 81 [2023-11-26 10:45:38,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:45:38,573 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:38,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:45:38,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-26 10:45:38,644 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-26 10:45:38,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 10:45:38,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-26 10:45:38,653 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 186 [2023-11-26 10:45:38,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:38,654 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-26 10:45:38,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (29), 2 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:45:38,655 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-26 10:45:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 10:45:38,668 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:38,669 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:38,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:38,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:38,882 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:38,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:38,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1131125430, now seen corresponding path program 1 times [2023-11-26 10:45:38,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:38,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1698685902] [2023-11-26 10:45:38,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:38,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:38,987 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:38,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1272144363] [2023-11-26 10:45:38,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:38,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:38,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:38,990 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:39,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-26 10:45:39,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:39,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:45:39,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:39,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:45:39,287 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:39,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:39,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1698685902] [2023-11-26 10:45:39,288 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:39,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1272144363] [2023-11-26 10:45:39,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1272144363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:39,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:39,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:45:39,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093246623] [2023-11-26 10:45:39,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:39,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:39,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:39,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:39,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:39,296 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:39,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:39,378 INFO L93 Difference]: Finished difference Result 161 states and 255 transitions. [2023-11-26 10:45:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:39,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-26 10:45:39,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:39,387 INFO L225 Difference]: With dead ends: 161 [2023-11-26 10:45:39,387 INFO L226 Difference]: Without dead ends: 81 [2023-11-26 10:45:39,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:39,394 INFO L413 NwaCegarLoop]: 121 mSDtfsCounter, 29 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:39,395 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 209 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:45:39,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-26 10:45:39,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-26 10:45:39,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.38) internal successors, (69), 50 states have internal predecessors, (69), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 10:45:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 127 transitions. [2023-11-26 10:45:39,412 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 127 transitions. Word has length 186 [2023-11-26 10:45:39,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:39,416 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 127 transitions. [2023-11-26 10:45:39,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:39,416 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2023-11-26 10:45:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 10:45:39,421 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:39,422 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:39,429 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:39,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:39,628 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:39,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:39,629 INFO L85 PathProgramCache]: Analyzing trace with hash -457222472, now seen corresponding path program 1 times [2023-11-26 10:45:39,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:39,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377636602] [2023-11-26 10:45:39,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:39,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:39,707 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:39,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [57855166] [2023-11-26 10:45:39,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:39,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:39,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:39,720 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:39,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-26 10:45:39,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:39,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 10:45:39,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:40,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:45:40,498 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:40,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:40,499 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377636602] [2023-11-26 10:45:40,500 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:40,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [57855166] [2023-11-26 10:45:40,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [57855166] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:40,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:40,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:45:40,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114859562] [2023-11-26 10:45:40,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:40,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:45:40,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:40,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:45:40,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:45:40,506 INFO L87 Difference]: Start difference. First operand 81 states and 127 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:40,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:40,792 INFO L93 Difference]: Finished difference Result 242 states and 380 transitions. [2023-11-26 10:45:40,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:45:40,793 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-26 10:45:40,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:40,805 INFO L225 Difference]: With dead ends: 242 [2023-11-26 10:45:40,806 INFO L226 Difference]: Without dead ends: 162 [2023-11-26 10:45:40,807 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:45:40,811 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 88 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 79 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 427 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 79 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:40,814 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 427 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 79 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:45:40,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-26 10:45:40,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 132. [2023-11-26 10:45:40,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 71 states have (on average 1.267605633802817) internal successors, (90), 71 states have internal predecessors, (90), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-26 10:45:40,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 206 transitions. [2023-11-26 10:45:40,875 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 206 transitions. Word has length 186 [2023-11-26 10:45:40,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:40,877 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 206 transitions. [2023-11-26 10:45:40,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:40,878 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 206 transitions. [2023-11-26 10:45:40,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:45:40,881 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:40,881 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:40,892 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:41,092 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:41,093 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:41,093 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:41,093 INFO L85 PathProgramCache]: Analyzing trace with hash -1482748503, now seen corresponding path program 1 times [2023-11-26 10:45:41,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:41,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721846763] [2023-11-26 10:45:41,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:41,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:41,158 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:41,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1951704315] [2023-11-26 10:45:41,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:41,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:41,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:41,166 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:41,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-26 10:45:41,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:41,356 INFO L262 TraceCheckSpWp]: Trace formula consists of 449 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:45:41,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:41,651 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:45:41,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:41,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:41,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721846763] [2023-11-26 10:45:41,654 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:41,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1951704315] [2023-11-26 10:45:41,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1951704315] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:41,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:41,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:45:41,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680219386] [2023-11-26 10:45:41,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:41,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:45:41,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:41,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:45:41,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:41,659 INFO L87 Difference]: Start difference. First operand 132 states and 206 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:41,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:41,695 INFO L93 Difference]: Finished difference Result 212 states and 332 transitions. [2023-11-26 10:45:41,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:45:41,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-26 10:45:41,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:41,700 INFO L225 Difference]: With dead ends: 212 [2023-11-26 10:45:41,700 INFO L226 Difference]: Without dead ends: 132 [2023-11-26 10:45:41,701 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:45:41,705 INFO L413 NwaCegarLoop]: 122 mSDtfsCounter, 28 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:41,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 122 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-26 10:45:41,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-11-26 10:45:41,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 132. [2023-11-26 10:45:41,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 71 states have (on average 1.2535211267605635) internal successors, (89), 71 states have internal predecessors, (89), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-26 10:45:41,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 205 transitions. [2023-11-26 10:45:41,752 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 205 transitions. Word has length 187 [2023-11-26 10:45:41,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:41,753 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 205 transitions. [2023-11-26 10:45:41,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 2 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 205 transitions. [2023-11-26 10:45:41,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:45:41,757 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:41,757 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:41,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:41,977 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2023-11-26 10:45:41,978 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:41,978 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:41,978 INFO L85 PathProgramCache]: Analyzing trace with hash -1484595545, now seen corresponding path program 1 times [2023-11-26 10:45:41,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:41,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [66756605] [2023-11-26 10:45:41,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:41,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:42,059 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:42,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1750658284] [2023-11-26 10:45:42,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:42,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:42,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:42,061 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:42,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-26 10:45:42,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:42,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-26 10:45:42,396 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:43,006 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 863 proven. 111 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-26 10:45:43,006 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 51 proven. 114 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-26 10:45:43,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:43,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [66756605] [2023-11-26 10:45:43,556 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:43,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1750658284] [2023-11-26 10:45:43,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1750658284] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:45:43,556 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:45:43,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-26 10:45:43,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508663346] [2023-11-26 10:45:43,562 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:43,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 10:45:43,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:43,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 10:45:43,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-26 10:45:43,566 INFO L87 Difference]: Start difference. First operand 132 states and 205 transitions. Second operand has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-26 10:45:45,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:45,133 INFO L93 Difference]: Finished difference Result 427 states and 626 transitions. [2023-11-26 10:45:45,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-26 10:45:45,134 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) Word has length 187 [2023-11-26 10:45:45,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:45,139 INFO L225 Difference]: With dead ends: 427 [2023-11-26 10:45:45,139 INFO L226 Difference]: Without dead ends: 347 [2023-11-26 10:45:45,143 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 362 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-26 10:45:45,144 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 276 mSDsluCounter, 649 mSDsCounter, 0 mSdLazyCounter, 929 mSolverCounterSat, 149 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 149 IncrementalHoareTripleChecker+Valid, 929 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:45,147 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 883 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [149 Valid, 929 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-26 10:45:45,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2023-11-26 10:45:45,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 233. [2023-11-26 10:45:45,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 136 states have (on average 1.25) internal successors, (170), 136 states have internal predecessors, (170), 87 states have call successors, (87), 9 states have call predecessors, (87), 9 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-26 10:45:45,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 344 transitions. [2023-11-26 10:45:45,213 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 344 transitions. Word has length 187 [2023-11-26 10:45:45,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:45,216 INFO L495 AbstractCegarLoop]: Abstraction has 233 states and 344 transitions. [2023-11-26 10:45:45,217 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.071428571428571) internal successors, (71), 14 states have internal predecessors, (71), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51) [2023-11-26 10:45:45,217 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 344 transitions. [2023-11-26 10:45:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:45:45,219 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:45,220 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:45,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:45,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:45,427 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:45,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:45,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1265740827, now seen corresponding path program 1 times [2023-11-26 10:45:45,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:45,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490043747] [2023-11-26 10:45:45,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:45,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:45,489 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:45,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1877186731] [2023-11-26 10:45:45,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:45,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:45,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:45,494 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:45,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-26 10:45:45,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:45,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-26 10:45:45,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:46,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:45:46,435 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:45:46,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:46,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490043747] [2023-11-26 10:45:46,436 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:46,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1877186731] [2023-11-26 10:45:46,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1877186731] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:46,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:46,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:45:46,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531143482] [2023-11-26 10:45:46,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:46,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:45:46,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:46,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:45:46,439 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:45:46,439 INFO L87 Difference]: Start difference. First operand 233 states and 344 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:46,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:46,762 INFO L93 Difference]: Finished difference Result 555 states and 824 transitions. [2023-11-26 10:45:46,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:45:46,763 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-26 10:45:46,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:46,768 INFO L225 Difference]: With dead ends: 555 [2023-11-26 10:45:46,768 INFO L226 Difference]: Without dead ends: 382 [2023-11-26 10:45:46,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:45:46,771 INFO L413 NwaCegarLoop]: 151 mSDtfsCounter, 150 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 449 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:46,771 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 449 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:45:46,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2023-11-26 10:45:46,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 329. [2023-11-26 10:45:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 200 states have (on average 1.275) internal successors, (255), 200 states have internal predecessors, (255), 116 states have call successors, (116), 12 states have call predecessors, (116), 12 states have return successors, (116), 116 states have call predecessors, (116), 116 states have call successors, (116) [2023-11-26 10:45:46,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 487 transitions. [2023-11-26 10:45:46,864 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 487 transitions. Word has length 187 [2023-11-26 10:45:46,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:46,868 INFO L495 AbstractCegarLoop]: Abstraction has 329 states and 487 transitions. [2023-11-26 10:45:46,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:45:46,869 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 487 transitions. [2023-11-26 10:45:46,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:45:46,872 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:46,872 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:46,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:47,079 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:47,080 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:47,080 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:47,080 INFO L85 PathProgramCache]: Analyzing trace with hash 1223788135, now seen corresponding path program 1 times [2023-11-26 10:45:47,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:47,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763926510] [2023-11-26 10:45:47,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:47,123 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:47,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [822126757] [2023-11-26 10:45:47,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:47,123 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:47,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:47,125 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:47,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-26 10:45:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:47,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-26 10:45:47,541 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:48,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 280 proven. 210 refuted. 0 times theorem prover too weak. 1134 trivial. 0 not checked. [2023-11-26 10:45:48,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:50,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:50,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763926510] [2023-11-26 10:45:50,063 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:50,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [822126757] [2023-11-26 10:45:50,064 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [822126757] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:45:50,064 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:45:50,064 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2023-11-26 10:45:50,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382983340] [2023-11-26 10:45:50,064 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:50,065 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-26 10:45:50,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:50,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-26 10:45:50,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-26 10:45:50,066 INFO L87 Difference]: Start difference. First operand 329 states and 487 transitions. Second operand has 14 states, 14 states have (on average 4.071428571428571) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-26 10:45:54,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:54,971 INFO L93 Difference]: Finished difference Result 1079 states and 1559 transitions. [2023-11-26 10:45:54,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-26 10:45:54,972 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.071428571428571) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 187 [2023-11-26 10:45:54,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:54,980 INFO L225 Difference]: With dead ends: 1079 [2023-11-26 10:45:54,980 INFO L226 Difference]: Without dead ends: 820 [2023-11-26 10:45:54,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 336 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=387, Invalid=945, Unknown=0, NotChecked=0, Total=1332 [2023-11-26 10:45:54,983 INFO L413 NwaCegarLoop]: 137 mSDtfsCounter, 314 mSDsluCounter, 709 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 846 SdHoareTripleChecker+Invalid, 668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:54,984 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 846 Invalid, 668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-26 10:45:54,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 820 states. [2023-11-26 10:45:55,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 820 to 678. [2023-11-26 10:45:55,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 678 states, 439 states have (on average 1.2733485193621867) internal successors, (559), 441 states have internal predecessors, (559), 207 states have call successors, (207), 31 states have call predecessors, (207), 31 states have return successors, (207), 205 states have call predecessors, (207), 207 states have call successors, (207) [2023-11-26 10:45:55,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 973 transitions. [2023-11-26 10:45:55,126 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 973 transitions. Word has length 187 [2023-11-26 10:45:55,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:55,127 INFO L495 AbstractCegarLoop]: Abstraction has 678 states and 973 transitions. [2023-11-26 10:45:55,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.071428571428571) internal successors, (57), 12 states have internal predecessors, (57), 3 states have call successors, (29), 3 states have call predecessors, (29), 5 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2023-11-26 10:45:55,127 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 973 transitions. [2023-11-26 10:45:55,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:45:55,130 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:55,130 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:55,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-26 10:45:55,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:55,338 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:55,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:55,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1646489961, now seen corresponding path program 1 times [2023-11-26 10:45:55,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:55,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004908919] [2023-11-26 10:45:55,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:55,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:55,370 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:45:55,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1138593324] [2023-11-26 10:45:55,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:55,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:45:55,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:45:55,372 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:45:55,401 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-26 10:45:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:55,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-26 10:45:55,742 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:45:57,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 240 proven. 78 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2023-11-26 10:45:57,899 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:45:59,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:59,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004908919] [2023-11-26 10:45:59,969 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-26 10:45:59,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138593324] [2023-11-26 10:45:59,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138593324] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-26 10:45:59,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-26 10:45:59,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2023-11-26 10:45:59,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425009677] [2023-11-26 10:45:59,970 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-26 10:45:59,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 10:45:59,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:59,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 10:45:59,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2023-11-26 10:45:59,972 INFO L87 Difference]: Start difference. First operand 678 states and 973 transitions. Second operand has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:46:02,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:02,270 INFO L93 Difference]: Finished difference Result 1235 states and 1775 transitions. [2023-11-26 10:46:02,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-26 10:46:02,271 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 187 [2023-11-26 10:46:02,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:46:02,281 INFO L225 Difference]: With dead ends: 1235 [2023-11-26 10:46:02,281 INFO L226 Difference]: Without dead ends: 972 [2023-11-26 10:46:02,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=170, Invalid=430, Unknown=0, NotChecked=0, Total=600 [2023-11-26 10:46:02,289 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 234 mSDsluCounter, 625 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:46:02,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 760 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2023-11-26 10:46:02,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 972 states. [2023-11-26 10:46:02,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 972 to 863. [2023-11-26 10:46:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 556 states have (on average 1.2625899280575539) internal successors, (702), 558 states have internal predecessors, (702), 265 states have call successors, (265), 41 states have call predecessors, (265), 41 states have return successors, (265), 263 states have call predecessors, (265), 265 states have call successors, (265) [2023-11-26 10:46:02,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1232 transitions. [2023-11-26 10:46:02,430 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1232 transitions. Word has length 187 [2023-11-26 10:46:02,430 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:46:02,430 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1232 transitions. [2023-11-26 10:46:02,430 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.1) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (29), 2 states have call predecessors, (29), 3 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:46:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1232 transitions. [2023-11-26 10:46:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-26 10:46:02,434 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:02,434 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:02,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-26 10:46:02,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:46:02,641 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:02,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:02,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1424162925, now seen corresponding path program 1 times [2023-11-26 10:46:02,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:46:02,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722692726] [2023-11-26 10:46:02,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:02,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:46:02,667 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-26 10:46:02,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417352193] [2023-11-26 10:46:02,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:02,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:46:02,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:46:02,669 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-26 10:46:02,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-26 10:46:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:03,053 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-26 10:46:03,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-26 10:46:03,312 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-26 10:46:03,316 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-26 10:46:03,317 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-26 10:46:03,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-11-26 10:46:03,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-26 10:46:03,529 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:03,533 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-26 10:46:03,766 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.11 10:46:03 BoogieIcfgContainer [2023-11-26 10:46:03,767 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-26 10:46:03,767 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-26 10:46:03,767 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-26 10:46:03,768 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-26 10:46:03,768 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:45:37" (3/4) ... [2023-11-26 10:46:03,770 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-26 10:46:03,771 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-26 10:46:03,772 INFO L158 Benchmark]: Toolchain (without parser) took 28047.98ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 100.6MB in the beginning and 149.2MB in the end (delta: -48.6MB). Peak memory consumption was 25.7MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,772 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 95.1MB in the beginning and 95.0MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:46:03,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 593.13ms. Allocated memory is still 127.9MB. Free memory was 100.4MB in the beginning and 84.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.55ms. Allocated memory is still 127.9MB. Free memory was 84.8MB in the beginning and 80.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,773 INFO L158 Benchmark]: Boogie Preprocessor took 91.72ms. Allocated memory is still 127.9MB. Free memory was 80.1MB in the beginning and 73.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,774 INFO L158 Benchmark]: RCFGBuilder took 857.78ms. Allocated memory is still 127.9MB. Free memory was 73.8MB in the beginning and 91.7MB in the end (delta: -17.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,774 INFO L158 Benchmark]: TraceAbstraction took 26380.25ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 91.2MB in the beginning and 149.2MB in the end (delta: -58.1MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. [2023-11-26 10:46:03,774 INFO L158 Benchmark]: Witness Printer took 4.02ms. Allocated memory is still 201.3MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 10:46:03,778 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory was 95.1MB in the beginning and 95.0MB in the end (delta: 71.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 593.13ms. Allocated memory is still 127.9MB. Free memory was 100.4MB in the beginning and 84.8MB in the end (delta: 15.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.55ms. Allocated memory is still 127.9MB. Free memory was 84.8MB in the beginning and 80.1MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.72ms. Allocated memory is still 127.9MB. Free memory was 80.1MB in the beginning and 73.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 857.78ms. Allocated memory is still 127.9MB. Free memory was 73.8MB in the beginning and 91.7MB in the end (delta: -17.9MB). Peak memory consumption was 31.3MB. Max. memory is 16.1GB. * TraceAbstraction took 26380.25ms. Allocated memory was 127.9MB in the beginning and 201.3MB in the end (delta: 73.4MB). Free memory was 91.2MB in the beginning and 149.2MB in the end (delta: -58.1MB). Peak memory consumption was 118.1MB. Max. memory is 16.1GB. * Witness Printer took 4.02ms. Allocated memory is still 201.3MB. Free memory is still 149.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 200, overapproximation of someUnaryDOUBLEoperation at line 30, overapproximation of someBinaryArithmeticFLOAToperation at line 116. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 16; [L23] signed char var_1_5 = -8; [L24] unsigned char var_1_6 = 10; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 1; [L27] unsigned char var_1_11 = 0; [L28] unsigned char var_1_12 = 0; [L29] signed short int var_1_13 = 200; [L30] float var_1_14 = -0.8; [L31] float var_1_15 = 127.25; [L32] float var_1_16 = 3.5; [L33] unsigned short int var_1_17 = 16; [L34] unsigned char var_1_19 = 1; [L35] unsigned char var_1_20 = 0; [L36] unsigned char var_1_21 = 0; [L37] unsigned char var_1_25 = 1; [L38] float var_1_26 = 500.65; [L39] signed long int var_1_27 = -8; [L40] float var_1_28 = 255.5; [L41] float var_1_29 = 7.5; [L42] float var_1_30 = 9.8; [L43] unsigned char var_1_31 = 4; [L44] unsigned char var_1_33 = 2; [L45] unsigned short int var_1_34 = 1; [L46] unsigned long int var_1_35 = 10; [L47] unsigned char var_1_36 = 10; [L48] unsigned char var_1_37 = 128; [L49] unsigned char var_1_38 = 16; [L50] unsigned char var_1_39 = 0; [L51] unsigned short int var_1_40 = 10; [L52] unsigned short int var_1_41 = 128; [L53] unsigned short int var_1_42 = 40597; [L54] signed short int last_1_var_1_1 = 16; [L55] unsigned char last_1_var_1_6 = 10; [L56] unsigned char last_1_var_1_8 = 1; [L57] signed short int last_1_var_1_13 = 200; [L204] isInitial = 1 [L205] FCALL initially() [L206] COND TRUE 1 [L207] CALL updateLastVariables() [L194] last_1_var_1_1 = var_1_1 [L195] last_1_var_1_6 = var_1_6 [L196] last_1_var_1_8 = var_1_8 [L197] last_1_var_1_13 = var_1_13 [L207] RET updateLastVariables() [L208] CALL updateVariables() [L147] var_1_5 = __VERIFIER_nondet_char() [L148] CALL assume_abort_if_not(var_1_5 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L148] RET assume_abort_if_not(var_1_5 >= -127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L149] CALL assume_abort_if_not(var_1_5 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L149] RET assume_abort_if_not(var_1_5 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=128, var_1_8=1] [L150] var_1_7 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L151] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L152] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L152] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=0, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L153] var_1_11 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_11 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L154] RET assume_abort_if_not(var_1_11 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L155] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L155] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L156] var_1_12 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L157] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L158] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L158] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_15=509/4, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L159] var_1_15 = __VERIFIER_nondet_float() [L160] CALL assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L160] RET assume_abort_if_not((var_1_15 >= -461168.6018427382800e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 4611686.018427382800e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_16=7/2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L161] var_1_16 = __VERIFIER_nondet_float() [L162] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L162] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L163] var_1_20 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L164] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L165] CALL assume_abort_if_not(var_1_20 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L165] RET assume_abort_if_not(var_1_20 <= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L166] var_1_25 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_25 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L167] RET assume_abort_if_not(var_1_25 >= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L168] CALL assume_abort_if_not(var_1_25 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L168] RET assume_abort_if_not(var_1_25 <= 1) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=-8, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L169] var_1_27 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L170] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L171] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L171] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L172] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L172] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_28=511/2, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L173] var_1_28 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L174] RET assume_abort_if_not((var_1_28 >= -461168.6018427382800e+13F && var_1_28 <= -1.0e-20F) || (var_1_28 <= 4611686.018427382800e+12F && var_1_28 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_29=15/2, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L175] var_1_29 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L176] RET assume_abort_if_not((var_1_29 >= -461168.6018427382800e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 4611686.018427382800e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=2, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L177] var_1_33 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L178] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L179] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L179] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=128, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L180] var_1_37 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_37 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L181] RET assume_abort_if_not(var_1_37 >= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L182] CALL assume_abort_if_not(var_1_37 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L182] RET assume_abort_if_not(var_1_37 <= 254) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=16, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L183] var_1_38 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_38 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L184] RET assume_abort_if_not(var_1_38 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L185] CALL assume_abort_if_not(var_1_38 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L185] RET assume_abort_if_not(var_1_38 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L186] var_1_39 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_39 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L187] RET assume_abort_if_not(var_1_39 >= 0) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L188] CALL assume_abort_if_not(var_1_39 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L188] RET assume_abort_if_not(var_1_39 <= 127) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=40597, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L189] var_1_42 = __VERIFIER_nondet_ushort() [L190] CALL assume_abort_if_not(var_1_42 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L190] RET assume_abort_if_not(var_1_42 >= 32767) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L191] CALL assume_abort_if_not(var_1_42 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L191] RET assume_abort_if_not(var_1_42 <= 65534) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L208] RET updateVariables() [L209] CALL step() [L61] signed long int stepLocal_6 = last_1_var_1_1; [L62] unsigned char stepLocal_5 = ((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L63] COND TRUE stepLocal_5 || last_1_var_1_8 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L64] COND FALSE !(stepLocal_6 <= last_1_var_1_6) [L67] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L72] COND FALSE !(var_1_14 <= var_1_15) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=10, var_1_7=201, var_1_8=1] [L75] COND TRUE var_1_5 >= -2 [L76] var_1_6 = (var_1_7 - 100) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L78] unsigned char stepLocal_4 = var_1_6; [L79] signed long int stepLocal_3 = var_1_6 / var_1_7; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L80] COND TRUE last_1_var_1_13 >= stepLocal_3 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=200, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L81] COND TRUE stepLocal_4 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5))) [L82] var_1_13 = var_1_7 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L89] unsigned char stepLocal_7 = var_1_6; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L90] COND FALSE !(stepLocal_7 > var_1_6) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L93] unsigned char stepLocal_0 = var_1_6; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=16, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L94] COND TRUE \read(var_1_19) [L95] var_1_1 = ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L101] unsigned char stepLocal_2 = var_1_19 && var_1_19; [L102] unsigned char stepLocal_1 = var_1_7; VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=1] [L103] COND FALSE !((49.5f <= var_1_14) && stepLocal_2) [L110] var_1_8 = var_1_12 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=0, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L112] COND TRUE var_1_19 || var_1_8 [L113] var_1_21 = ((var_1_13 > -4) || var_1_25) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_26=10013/20, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L115] COND TRUE ((var_1_13 + 25) % var_1_27) < 2 [L116] var_1_26 = (((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28))) + var_1_29) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_30=49/5, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L118] COND TRUE (- var_1_28) < ((((var_1_14) > (var_1_29)) ? (var_1_14) : (var_1_29))) [L119] var_1_30 = var_1_29 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=4, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L121] COND TRUE ((((((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) < (var_1_13)) ? (((((var_1_27) < 0 ) ? -(var_1_27) : (var_1_27)))) : (var_1_13))) <= var_1_13 [L122] var_1_31 = var_1_33 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L124] COND FALSE !(var_1_6 < ((((var_1_6) < 0 ) ? -(var_1_6) : (var_1_6)))) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=10, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L127] COND TRUE \read(var_1_25) [L128] var_1_35 = var_1_33 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=10, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L130] COND TRUE \read(var_1_25) [L131] var_1_36 = (var_1_37 - var_1_38) VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=10, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L135] COND TRUE (- var_1_17) != var_1_17 [L136] var_1_40 = var_1_39 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=128, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L138] COND FALSE !(var_1_33 <= (~ var_1_13)) [L143] var_1_41 = var_1_1 VAL [isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, stepLocal_0=101, stepLocal_1=201, stepLocal_2=1, stepLocal_3=0, stepLocal_4=101, stepLocal_5=1, stepLocal_6=16, stepLocal_7=101, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=101, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L209] RET step() [L210] CALL, EXPR property() [L200-L201] return ((((((var_1_19 ? (var_1_1 == ((signed short int) ((((var_1_6) > (var_1_6)) ? (var_1_6) : (var_1_6))))) : ((((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) >= var_1_6) ? (var_1_1 == ((signed short int) var_1_5)) : 1)) && ((var_1_5 >= -2) ? (var_1_6 == ((unsigned char) (var_1_7 - 100))) : 1)) && (((49.5f <= var_1_14) && (var_1_19 && var_1_19)) ? ((var_1_13 < var_1_7) ? (var_1_8 == ((unsigned char) (var_1_19 || var_1_11))) : (var_1_8 == ((unsigned char) var_1_11))) : (var_1_8 == ((unsigned char) var_1_12)))) && ((last_1_var_1_13 >= (var_1_6 / var_1_7)) ? ((var_1_6 != ((((((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) > (var_1_5)) ? (((((var_1_6) > (last_1_var_1_13)) ? (var_1_6) : (last_1_var_1_13)))) : (var_1_5)))) ? (var_1_13 == ((signed short int) var_1_7)) : (var_1_13 == ((signed short int) last_1_var_1_13))) : (var_1_13 == ((signed short int) var_1_6)))) && (((((((last_1_var_1_1) < (8)) ? (last_1_var_1_1) : (8))) <= var_1_5) || last_1_var_1_8) ? ((last_1_var_1_1 <= last_1_var_1_6) ? (var_1_14 == ((float) (var_1_15 + var_1_16))) : (var_1_14 == ((float) var_1_16))) : (var_1_14 == ((float) var_1_16)))) && ((var_1_6 > var_1_6) ? (var_1_17 == ((unsigned short int) ((((25) > ((var_1_13 + var_1_6))) ? (25) : ((var_1_13 + var_1_6)))))) : 1)) && ((var_1_14 <= var_1_15) ? (var_1_19 == ((unsigned char) (var_1_12 || var_1_20))) : 1) ; [L210] RET, EXPR property() [L210] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=101, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_13=200, last_1_var_1_1=16, last_1_var_1_6=10, last_1_var_1_8=1, var_1_11=1, var_1_12=0, var_1_13=201, var_1_14=2, var_1_16=2, var_1_17=16, var_1_19=1, var_1_1=101, var_1_20=0, var_1_21=1, var_1_25=1, var_1_27=225, var_1_29=3, var_1_30=3, var_1_31=254, var_1_33=254, var_1_34=1, var_1_35=254, var_1_36=254, var_1_37=254, var_1_38=0, var_1_39=127, var_1_40=127, var_1_41=101, var_1_42=32767, var_1_5=8, var_1_6=101, var_1_7=201, var_1_8=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.1s, OverallIterations: 9, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1127 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1119 mSDsluCounter, 3821 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2673 mSDsCounter, 435 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2182 IncrementalHoareTripleChecker+Invalid, 2617 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 435 mSolverCounterUnsat, 1148 mSDtfsCounter, 2182 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2078 GetRequests, 1960 SyntacticMatches, 2 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=863occurred in iteration=8, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 448 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 9.9s InterpolantComputationTime, 1867 NumberOfCodeBlocks, 1867 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1671 ConstructedInterpolants, 1 QuantifiedInterpolants, 9674 SizeOfPredicates, 32 NumberOfNonLiveVariables, 3608 ConjunctsInSsa, 88 ConjunctsInUnsatCore, 9 InterpolantComputations, 5 PerfectInterpolantSequences, 14103/14616 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 [2023-11-26 10:46:03,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme --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 c6501e0794616ec0486fa8dfdbb7418c6408937fb63a44ca47f9c4c2f7c3791b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:46:06,396 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:46:06,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-26 10:46:06,493 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:46:06,494 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:46:06,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:46:06,528 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:46:06,529 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:46:06,530 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:46:06,532 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:46:06,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:46:06,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:46:06,534 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:46:06,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:46:06,539 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:46:06,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:46:06,541 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:46:06,542 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 10:46:06,542 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 10:46:06,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:46:06,543 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:46:06,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:46:06,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:46:06,544 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 10:46:06,545 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 10:46:06,545 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 10:46:06,546 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 10:46:06,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:46:06,547 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:46:06,547 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:46:06,549 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:46:06,549 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:46:06,549 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:46:06,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:46:06,550 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:46:06,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:46:06,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:46:06,551 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 10:46:06,552 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 10:46:06,552 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:46:06,552 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:46:06,552 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:46:06,553 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:46:06,553 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:46:06,553 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 10:46:06,554 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_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c6501e0794616ec0486fa8dfdbb7418c6408937fb63a44ca47f9c4c2f7c3791b [2023-11-26 10:46:07,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:46:07,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:46:07,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:46:07,069 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:46:07,070 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:46:07,072 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:46:10,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:46:10,623 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:46:10,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:46:10,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/fd32400e5/ad422e9a7b2f49e49e46ae00d68acd49/FLAGdaab3c488 [2023-11-26 10:46:10,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/data/fd32400e5/ad422e9a7b2f49e49e46ae00d68acd49 [2023-11-26 10:46:10,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:46:10,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:46:10,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:46:10,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:46:10,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:46:10,958 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:46:10" (1/1) ... [2023-11-26 10:46:10,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@132af0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:10, skipping insertion in model container [2023-11-26 10:46:10,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:46:10" (1/1) ... [2023-11-26 10:46:11,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:46:11,234 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_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i[919,932] [2023-11-26 10:46:11,364 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:46:11,391 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:46:11,407 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_5cb8f072-81e9-4cc8-9eef-045486f85881/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i[919,932] [2023-11-26 10:46:11,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:46:11,520 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:46:11,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11 WrapperNode [2023-11-26 10:46:11,521 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:46:11,525 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:46:11,525 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:46:11,525 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:46:11,532 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,611 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 205 [2023-11-26 10:46:11,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:46:11,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:46:11,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:46:11,617 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:46:11,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,652 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,666 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]. [2023-11-26 10:46:11,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,688 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,695 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:46:11,696 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:46:11,696 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:46:11,696 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:46:11,697 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (1/1) ... [2023-11-26 10:46:11,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:46:11,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:46:11,732 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:46:11,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:46:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:46:11,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-26 10:46:11,791 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:46:11,791 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:46:11,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:46:11,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:46:11,925 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:46:11,927 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:46:12,827 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:46:12,945 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:46:12,946 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-26 10:46:12,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:46:12 BoogieIcfgContainer [2023-11-26 10:46:12,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:46:12,964 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:46:12,964 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:46:12,968 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:46:12,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:46:10" (1/3) ... [2023-11-26 10:46:12,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ef9d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:46:12, skipping insertion in model container [2023-11-26 10:46:12,969 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:46:11" (2/3) ... [2023-11-26 10:46:12,969 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10ef9d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:46:12, skipping insertion in model container [2023-11-26 10:46:12,970 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:46:12" (3/3) ... [2023-11-26 10:46:12,971 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-42.i [2023-11-26 10:46:12,995 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:46:12,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:46:13,059 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:46:13,069 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;@3d4c9ab1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:46:13,069 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:46:13,075 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 10:46:13,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 10:46:13,098 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:13,099 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:13,099 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:13,105 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:13,106 INFO L85 PathProgramCache]: Analyzing trace with hash 2083414594, now seen corresponding path program 1 times [2023-11-26 10:46:13,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:46:13,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [430850868] [2023-11-26 10:46:13,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:13,123 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 [2023-11-26 10:46:13,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:46:13,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:46:13,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:13,703 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-26 10:46:13,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:13,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 804 proven. 0 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-11-26 10:46:13,837 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:13,838 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:46:13,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [430850868] [2023-11-26 10:46:13,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [430850868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:13,839 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:13,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 10:46:13,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497436384] [2023-11-26 10:46:13,846 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:13,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-26 10:46:13,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:46:13,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-26 10:46:13,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:46:13,902 INFO L87 Difference]: Start difference. First operand has 83 states, 51 states have (on average 1.5098039215686274) internal successors, (77), 52 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:46:14,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:14,178 INFO L93 Difference]: Finished difference Result 163 states and 297 transitions. [2023-11-26 10:46:14,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-26 10:46:14,188 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 186 [2023-11-26 10:46:14,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:46:14,197 INFO L225 Difference]: With dead ends: 163 [2023-11-26 10:46:14,197 INFO L226 Difference]: Without dead ends: 81 [2023-11-26 10:46:14,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-26 10:46:14,206 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:46:14,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:46:14,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2023-11-26 10:46:14,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2023-11-26 10:46:14,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 50 states have (on average 1.4) internal successors, (70), 50 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2023-11-26 10:46:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 128 transitions. [2023-11-26 10:46:14,256 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 128 transitions. Word has length 186 [2023-11-26 10:46:14,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:46:14,257 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 128 transitions. [2023-11-26 10:46:14,257 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (29), 2 states have call predecessors, (29), 2 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2023-11-26 10:46:14,257 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 128 transitions. [2023-11-26 10:46:14,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-26 10:46:14,262 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:14,263 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:14,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:14,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:14,473 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:14,474 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:14,474 INFO L85 PathProgramCache]: Analyzing trace with hash 1131125430, now seen corresponding path program 1 times [2023-11-26 10:46:14,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:46:14,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [475101074] [2023-11-26 10:46:14,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:14,476 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 [2023-11-26 10:46:14,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:46:14,478 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:46:14,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:14,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:14,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-26 10:46:14,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:15,521 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:46:15,521 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:15,522 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:46:15,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [475101074] [2023-11-26 10:46:15,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [475101074] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:15,523 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:15,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:46:15,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810697874] [2023-11-26 10:46:15,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:15,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-26 10:46:15,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:46:15,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-26 10:46:15,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-26 10:46:15,528 INFO L87 Difference]: Start difference. First operand 81 states and 128 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:16,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:16,033 INFO L93 Difference]: Finished difference Result 242 states and 383 transitions. [2023-11-26 10:46:16,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-26 10:46:16,041 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 186 [2023-11-26 10:46:16,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:46:16,046 INFO L225 Difference]: With dead ends: 242 [2023-11-26 10:46:16,046 INFO L226 Difference]: Without dead ends: 162 [2023-11-26 10:46:16,048 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:46:16,049 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 90 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-26 10:46:16,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 367 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-26 10:46:16,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-26 10:46:16,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 132. [2023-11-26 10:46:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 71 states have (on average 1.2816901408450705) internal successors, (91), 71 states have internal predecessors, (91), 58 states have call successors, (58), 2 states have call predecessors, (58), 2 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2023-11-26 10:46:16,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 207 transitions. [2023-11-26 10:46:16,111 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 207 transitions. Word has length 186 [2023-11-26 10:46:16,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:46:16,115 INFO L495 AbstractCegarLoop]: Abstraction has 132 states and 207 transitions. [2023-11-26 10:46:16,115 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:16,116 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 207 transitions. [2023-11-26 10:46:16,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:46:16,123 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:16,124 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:16,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-26 10:46:16,335 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:16,335 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:16,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:16,336 INFO L85 PathProgramCache]: Analyzing trace with hash 105599399, now seen corresponding path program 1 times [2023-11-26 10:46:16,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:46:16,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425590853] [2023-11-26 10:46:16,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:16,338 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 [2023-11-26 10:46:16,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:46:16,340 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:46:16,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:16,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:16,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-26 10:46:16,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:18,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:46:18,172 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:18,173 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:46:18,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425590853] [2023-11-26 10:46:18,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1425590853] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:18,173 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:18,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-26 10:46:18,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731212971] [2023-11-26 10:46:18,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:18,175 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:46:18,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:46:18,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:46:18,176 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:46:18,177 INFO L87 Difference]: Start difference. First operand 132 states and 207 transitions. Second operand has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:19,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:19,194 INFO L93 Difference]: Finished difference Result 319 states and 503 transitions. [2023-11-26 10:46:19,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:46:19,203 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-26 10:46:19,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:46:19,208 INFO L225 Difference]: With dead ends: 319 [2023-11-26 10:46:19,208 INFO L226 Difference]: Without dead ends: 239 [2023-11-26 10:46:19,210 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 183 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-26 10:46:19,211 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 156 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 59 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 455 SdHoareTripleChecker+Invalid, 163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-26 10:46:19,211 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 455 Invalid, 163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-26 10:46:19,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2023-11-26 10:46:19,268 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 210. [2023-11-26 10:46:19,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 119 states have (on average 1.3277310924369747) internal successors, (158), 119 states have internal predecessors, (158), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-26 10:46:19,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 332 transitions. [2023-11-26 10:46:19,273 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 332 transitions. Word has length 187 [2023-11-26 10:46:19,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:46:19,274 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 332 transitions. [2023-11-26 10:46:19,274 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.0) internal successors, (45), 4 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:19,274 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 332 transitions. [2023-11-26 10:46:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:46:19,278 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:19,278 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:19,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-26 10:46:19,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:19,488 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:19,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:19,488 INFO L85 PathProgramCache]: Analyzing trace with hash -1699838935, now seen corresponding path program 1 times [2023-11-26 10:46:19,489 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:46:19,489 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2041528868] [2023-11-26 10:46:19,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:19,490 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 [2023-11-26 10:46:19,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:46:19,491 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:46:19,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-26 10:46:19,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:19,888 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-26 10:46:19,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:19,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2023-11-26 10:46:19,926 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-26 10:46:19,926 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:46:19,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2041528868] [2023-11-26 10:46:19,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2041528868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:46:19,927 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:46:19,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-26 10:46:19,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156853014] [2023-11-26 10:46:19,927 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:46:19,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 10:46:19,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:46:19,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 10:46:19,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:46:19,930 INFO L87 Difference]: Start difference. First operand 210 states and 332 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:20,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:46:20,164 INFO L93 Difference]: Finished difference Result 368 states and 584 transitions. [2023-11-26 10:46:20,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 10:46:20,173 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 187 [2023-11-26 10:46:20,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:46:20,185 INFO L225 Difference]: With dead ends: 368 [2023-11-26 10:46:20,185 INFO L226 Difference]: Without dead ends: 210 [2023-11-26 10:46:20,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 10:46:20,193 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 29 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:46:20,195 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 208 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-26 10:46:20,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2023-11-26 10:46:20,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 210. [2023-11-26 10:46:20,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 119 states have (on average 1.3109243697478992) internal successors, (156), 119 states have internal predecessors, (156), 87 states have call successors, (87), 3 states have call predecessors, (87), 3 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2023-11-26 10:46:20,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 330 transitions. [2023-11-26 10:46:20,266 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 330 transitions. Word has length 187 [2023-11-26 10:46:20,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:46:20,268 INFO L495 AbstractCegarLoop]: Abstraction has 210 states and 330 transitions. [2023-11-26 10:46:20,268 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2023-11-26 10:46:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 330 transitions. [2023-11-26 10:46:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-26 10:46:20,272 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:46:20,273 INFO L195 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:46:20,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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)] Forceful destruction successful, exit code 0 [2023-11-26 10:46:20,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:20,484 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:46:20,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:46:20,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1006780459, now seen corresponding path program 1 times [2023-11-26 10:46:20,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-26 10:46:20,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1770963212] [2023-11-26 10:46:20,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:46:20,486 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 [2023-11-26 10:46:20,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/mathsat [2023-11-26 10:46:20,488 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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) [2023-11-26 10:46:20,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5cb8f072-81e9-4cc8-9eef-045486f85881/bin/uautomizer-verify-VRDe98Ueme/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 [2023-11-26 10:46:20,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:46:20,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-26 10:46:20,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-26 10:46:21,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 863 proven. 111 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2023-11-26 10:46:21,704 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-26 10:46:22,257 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 51 proven. 114 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2023-11-26 10:46:22,257 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-26 10:46:22,258 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1770963212] [2023-11-26 10:46:22,258 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1770963212] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-26 10:46:22,258 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-26 10:46:22,259 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-26 10:46:22,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555104577] [2023-11-26 10:46:22,259 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-26 10:46:22,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-26 10:46:22,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-26 10:46:22,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-26 10:46:22,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-26 10:46:22,262 INFO L87 Difference]: Start difference. First operand 210 states and 330 transitions. Second operand has 13 states, 13 states have (on average 4.846153846153846) internal successors, (63), 13 states have internal predecessors, (63), 3 states have call successors, (50), 3 states have call predecessors, (50), 7 states have return successors, (51), 3 states have call predecessors, (51), 3 states have call successors, (51)