./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1 --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 cd767db395d5ebca6f10e349a2ecbb93ec10053ad0321e6054a49619e1bd6f61 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:01:42,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:01:42,456 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 14:01:42,463 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:01:42,463 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:01:42,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:01:42,492 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:01:42,492 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:01:42,493 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:01:42,493 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:01:42,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:01:42,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:01:42,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:01:42,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:01:42,494 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:01:42,494 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:01:42,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:01:42,494 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:01:42,495 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:01:42,496 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:01:42,496 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:01:42,496 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:01:42,497 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:01:42,497 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:01:42,498 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1 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 -> cd767db395d5ebca6f10e349a2ecbb93ec10053ad0321e6054a49619e1bd6f61 [2024-12-02 14:01:42,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:01:42,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:01:42,766 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:01:42,768 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:01:42,768 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:01:42,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:01:46,056 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/82e3a0123/38b34cf11d3a48d2975ddaca225614f6/FLAG4a15d62c0 [2024-12-02 14:01:46,306 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:01:46,306 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:01:46,317 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/82e3a0123/38b34cf11d3a48d2975ddaca225614f6/FLAG4a15d62c0 [2024-12-02 14:01:46,633 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/82e3a0123/38b34cf11d3a48d2975ddaca225614f6 [2024-12-02 14:01:46,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:01:46,638 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:01:46,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:01:46,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:01:46,644 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:01:46,645 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:46,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e3451b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46, skipping insertion in model container [2024-12-02 14:01:46,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:46,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:01:46,800 WARN L250 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_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i[914,927] [2024-12-02 14:01:46,881 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:01:46,891 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:01:46,901 WARN L250 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_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i[914,927] [2024-12-02 14:01:46,942 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:01:46,959 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:01:46,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46 WrapperNode [2024-12-02 14:01:46,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:01:46,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:01:46,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:01:46,961 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:01:46,966 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:46,978 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,015 INFO L138 Inliner]: procedures = 26, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 283 [2024-12-02 14:01:47,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:01:47,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:01:47,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:01:47,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:01:47,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,028 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,045 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]. [2024-12-02 14:01:47,046 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,046 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,057 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,068 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,070 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:01:47,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:01:47,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:01:47,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:01:47,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (1/1) ... [2024-12-02 14:01:47,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:01:47,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:01:47,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:01:47,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:01:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:01:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:01:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:01:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:01:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:01:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:01:47,224 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:01:47,225 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:01:47,710 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 14:01:47,711 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:01:47,724 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:01:47,724 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:01:47,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:01:47 BoogieIcfgContainer [2024-12-02 14:01:47,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:01:47,728 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:01:47,728 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:01:47,733 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:01:47,733 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:01:46" (1/3) ... [2024-12-02 14:01:47,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1303fdf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:01:47, skipping insertion in model container [2024-12-02 14:01:47,734 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:01:46" (2/3) ... [2024-12-02 14:01:47,734 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1303fdf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:01:47, skipping insertion in model container [2024-12-02 14:01:47,735 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:01:47" (3/3) ... [2024-12-02 14:01:47,736 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:01:47,754 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:01:47,756 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-9.i that has 2 procedures, 125 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:01:47,819 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:01:47,833 INFO L333 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, 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;@1c5000b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:01:47,833 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:01:47,838 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 85 states have (on average 1.4470588235294117) internal successors, (123), 86 states have internal predecessors, (123), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:01:47,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-12-02 14:01:47,856 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:01:47,857 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:01:47,857 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:01:47,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:01:47,862 INFO L85 PathProgramCache]: Analyzing trace with hash -547260425, now seen corresponding path program 1 times [2024-12-02 14:01:47,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:01:47,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [166113764] [2024-12-02 14:01:47,869 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:01:47,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:01:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:01:48,253 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 2592 trivial. 0 not checked. [2024-12-02 14:01:48,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:01:48,254 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [166113764] [2024-12-02 14:01:48,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [166113764] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:01:48,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1462243002] [2024-12-02 14:01:48,255 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:01:48,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:01:48,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:01:48,258 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:01:48,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 14:01:48,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:01:48,489 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:01:48,501 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:01:48,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 2592 trivial. 0 not checked. [2024-12-02 14:01:48,539 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:01:48,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1462243002] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:01:48,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:01:48,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 14:01:48,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193557150] [2024-12-02 14:01:48,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:01:48,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:01:48,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:01:48,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:01:48,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:01:48,567 INFO L87 Difference]: Start difference. First operand has 125 states, 85 states have (on average 1.4470588235294117) internal successors, (123), 86 states have internal predecessors, (123), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 14:01:48,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:01:48,597 INFO L93 Difference]: Finished difference Result 243 states and 425 transitions. [2024-12-02 14:01:48,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:01:48,599 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) Word has length 237 [2024-12-02 14:01:48,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:01:48,606 INFO L225 Difference]: With dead ends: 243 [2024-12-02 14:01:48,606 INFO L226 Difference]: Without dead ends: 121 [2024-12-02 14:01:48,610 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:01:48,614 INFO L435 NwaCegarLoop]: 189 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:01:48,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:01:48,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2024-12-02 14:01:48,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2024-12-02 14:01:48,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 82 states have (on average 1.4024390243902438) internal successors, (115), 82 states have internal predecessors, (115), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:01:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 189 transitions. [2024-12-02 14:01:48,665 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 189 transitions. Word has length 237 [2024-12-02 14:01:48,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:01:48,666 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 189 transitions. [2024-12-02 14:01:48,666 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (37), 2 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 14:01:48,666 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 189 transitions. [2024-12-02 14:01:48,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2024-12-02 14:01:48,670 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:01:48,670 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:01:48,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 14:01:48,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 14:01:48,871 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:01:48,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:01:48,873 INFO L85 PathProgramCache]: Analyzing trace with hash -1150492807, now seen corresponding path program 1 times [2024-12-02 14:01:48,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:01:48,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1318486866] [2024-12-02 14:01:48,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:01:48,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:01:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:01:49,227 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:01:49,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:01:49,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1318486866] [2024-12-02 14:01:49,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1318486866] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:01:49,228 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:01:49,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:01:49,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176865751] [2024-12-02 14:01:49,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:01:49,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:01:49,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:01:49,231 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:01:49,231 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:01:49,231 INFO L87 Difference]: Start difference. First operand 121 states and 189 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:01:49,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:01:49,272 INFO L93 Difference]: Finished difference Result 240 states and 377 transitions. [2024-12-02 14:01:49,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:01:49,273 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 237 [2024-12-02 14:01:49,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:01:49,276 INFO L225 Difference]: With dead ends: 240 [2024-12-02 14:01:49,276 INFO L226 Difference]: Without dead ends: 122 [2024-12-02 14:01:49,277 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:01:49,278 INFO L435 NwaCegarLoop]: 188 mSDtfsCounter, 0 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:01:49,279 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 371 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:01:49,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-12-02 14:01:49,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2024-12-02 14:01:49,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 83 states have (on average 1.3975903614457832) internal successors, (116), 83 states have internal predecessors, (116), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:01:49,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 190 transitions. [2024-12-02 14:01:49,297 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 190 transitions. Word has length 237 [2024-12-02 14:01:49,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:01:49,300 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 190 transitions. [2024-12-02 14:01:49,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:01:49,300 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2024-12-02 14:01:49,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:01:49,305 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:01:49,305 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:01:49,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:01:49,306 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:01:49,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:01:49,306 INFO L85 PathProgramCache]: Analyzing trace with hash -1242673985, now seen corresponding path program 1 times [2024-12-02 14:01:49,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:01:49,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406858167] [2024-12-02 14:01:49,307 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:01:49,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:01:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:01:54,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:01:54,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:01:54,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406858167] [2024-12-02 14:01:54,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406858167] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:01:54,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570134546] [2024-12-02 14:01:54,805 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:01:54,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:01:54,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:01:54,808 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:01:54,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 14:01:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:01:55,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 14:01:55,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:01:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 548 proven. 108 refuted. 0 times theorem prover too weak. 2008 trivial. 0 not checked. [2024-12-02 14:01:55,937 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:01:56,444 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:01:56,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570134546] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:01:56,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:01:56,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 19 [2024-12-02 14:01:56,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242974331] [2024-12-02 14:01:56,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:01:56,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 14:01:56,447 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:01:56,448 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 14:01:56,449 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=278, Unknown=0, NotChecked=0, Total=342 [2024-12-02 14:01:56,449 INFO L87 Difference]: Start difference. First operand 122 states and 190 transitions. Second operand has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) [2024-12-02 14:01:59,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:01:59,786 INFO L93 Difference]: Finished difference Result 323 states and 491 transitions. [2024-12-02 14:01:59,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:01:59,788 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) Word has length 238 [2024-12-02 14:01:59,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:01:59,791 INFO L225 Difference]: With dead ends: 323 [2024-12-02 14:01:59,791 INFO L226 Difference]: Without dead ends: 204 [2024-12-02 14:01:59,792 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 473 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2024-12-02 14:01:59,793 INFO L435 NwaCegarLoop]: 119 mSDtfsCounter, 461 mSDsluCounter, 620 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 465 SdHoareTripleChecker+Valid, 739 SdHoareTripleChecker+Invalid, 935 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:01:59,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [465 Valid, 739 Invalid, 935 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-12-02 14:01:59,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2024-12-02 14:01:59,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 126. [2024-12-02 14:01:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 86 states have (on average 1.372093023255814) internal successors, (118), 86 states have internal predecessors, (118), 37 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:01:59,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 192 transitions. [2024-12-02 14:01:59,816 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 192 transitions. Word has length 238 [2024-12-02 14:01:59,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:01:59,817 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 192 transitions. [2024-12-02 14:01:59,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 7.684210526315789) internal successors, (146), 19 states have internal predecessors, (146), 7 states have call successors, (110), 3 states have call predecessors, (110), 5 states have return successors, (111), 6 states have call predecessors, (111), 7 states have call successors, (111) [2024-12-02 14:01:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 192 transitions. [2024-12-02 14:01:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:01:59,822 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:01:59,822 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:01:59,833 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 14:02:00,023 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:00,023 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:00,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:00,024 INFO L85 PathProgramCache]: Analyzing trace with hash 2031224957, now seen corresponding path program 1 times [2024-12-02 14:02:00,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:00,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560212655] [2024-12-02 14:02:00,024 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:00,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:02,565 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:02,565 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:02,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560212655] [2024-12-02 14:02:02,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560212655] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:02,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [330113927] [2024-12-02 14:02:02,566 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:02,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:02,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:02,569 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:02,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 14:02:02,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:02,914 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 14:02:02,925 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:03,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-12-02 14:02:03,648 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:11,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [330113927] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:11,019 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:11,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 22 [2024-12-02 14:02:11,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [536272092] [2024-12-02 14:02:11,020 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:11,020 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:11,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:11,021 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:11,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=364, Unknown=1, NotChecked=0, Total=462 [2024-12-02 14:02:11,022 INFO L87 Difference]: Start difference. First operand 126 states and 192 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:14,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [1] [2024-12-02 14:02:14,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:14,829 INFO L93 Difference]: Finished difference Result 423 states and 624 transitions. [2024-12-02 14:02:14,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 14:02:14,830 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-12-02 14:02:14,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:14,833 INFO L225 Difference]: With dead ends: 423 [2024-12-02 14:02:14,834 INFO L226 Difference]: Without dead ends: 300 [2024-12-02 14:02:14,835 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 493 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 121 ImplicationChecksByTransitivity, 8.0s TimeCoverageRelationStatistics Valid=140, Invalid=509, Unknown=1, NotChecked=0, Total=650 [2024-12-02 14:02:14,835 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 304 mSDsluCounter, 809 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 977 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:14,836 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 977 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-12-02 14:02:14,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-12-02 14:02:14,865 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 224. [2024-12-02 14:02:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 177 states have (on average 1.4124293785310735) internal successors, (250), 178 states have internal predecessors, (250), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 14:02:14,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 334 transitions. [2024-12-02 14:02:14,868 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 334 transitions. Word has length 238 [2024-12-02 14:02:14,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:14,869 INFO L471 AbstractCegarLoop]: Abstraction has 224 states and 334 transitions. [2024-12-02 14:02:14,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 334 transitions. [2024-12-02 14:02:14,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:02:14,872 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:14,872 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:14,884 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 14:02:15,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:15,073 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:15,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:15,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1682173524, now seen corresponding path program 1 times [2024-12-02 14:02:15,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:15,074 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [969623425] [2024-12-02 14:02:15,074 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:15,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:15,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:17,926 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:17,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:17,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [969623425] [2024-12-02 14:02:17,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [969623425] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:17,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967795983] [2024-12-02 14:02:17,926 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:17,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:17,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:17,928 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:17,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 14:02:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:18,079 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 14:02:18,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:18,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-12-02 14:02:18,877 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:20,246 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:20,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967795983] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:20,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:20,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-12-02 14:02:20,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82654524] [2024-12-02 14:02:20,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:20,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:20,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:20,248 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:20,248 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:02:20,248 INFO L87 Difference]: Start difference. First operand 224 states and 334 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:22,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:22,872 INFO L93 Difference]: Finished difference Result 569 states and 824 transitions. [2024-12-02 14:02:22,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 14:02:22,872 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-12-02 14:02:22,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:22,876 INFO L225 Difference]: With dead ends: 569 [2024-12-02 14:02:22,876 INFO L226 Difference]: Without dead ends: 348 [2024-12-02 14:02:22,877 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 469 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=123, Invalid=429, Unknown=0, NotChecked=0, Total=552 [2024-12-02 14:02:22,878 INFO L435 NwaCegarLoop]: 205 mSDtfsCounter, 317 mSDsluCounter, 870 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 1075 SdHoareTripleChecker+Invalid, 329 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:22,878 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 1075 Invalid, 329 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-12-02 14:02:22,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2024-12-02 14:02:22,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 226. [2024-12-02 14:02:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 179 states have (on average 1.4134078212290502) internal successors, (253), 180 states have internal predecessors, (253), 42 states have call successors, (42), 4 states have call predecessors, (42), 4 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2024-12-02 14:02:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 337 transitions. [2024-12-02 14:02:22,902 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 337 transitions. Word has length 238 [2024-12-02 14:02:22,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:22,902 INFO L471 AbstractCegarLoop]: Abstraction has 226 states and 337 transitions. [2024-12-02 14:02:22,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:22,903 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 337 transitions. [2024-12-02 14:02:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:02:22,905 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:22,905 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:22,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 14:02:23,106 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:23,106 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:23,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:23,107 INFO L85 PathProgramCache]: Analyzing trace with hash 342281215, now seen corresponding path program 1 times [2024-12-02 14:02:23,107 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:23,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062306281] [2024-12-02 14:02:23,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:23,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:23,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:25,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:25,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062306281] [2024-12-02 14:02:25,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062306281] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:25,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075108241] [2024-12-02 14:02:25,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:25,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:25,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:25,636 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:25,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 14:02:25,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:25,793 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 14:02:25,797 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:27,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 800 proven. 174 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2024-12-02 14:02:27,099 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 36 proven. 177 refuted. 0 times theorem prover too weak. 2451 trivial. 0 not checked. [2024-12-02 14:02:28,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1075108241] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:02:28,170 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:02:28,171 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 11] total 28 [2024-12-02 14:02:28,171 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1268720038] [2024-12-02 14:02:28,171 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:02:28,171 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 14:02:28,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:28,172 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 14:02:28,172 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=634, Unknown=0, NotChecked=0, Total=756 [2024-12-02 14:02:28,173 INFO L87 Difference]: Start difference. First operand 226 states and 337 transitions. Second operand has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) [2024-12-02 14:02:34,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:34,696 INFO L93 Difference]: Finished difference Result 719 states and 1045 transitions. [2024-12-02 14:02:34,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-12-02 14:02:34,697 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) Word has length 238 [2024-12-02 14:02:34,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:34,700 INFO L225 Difference]: With dead ends: 719 [2024-12-02 14:02:34,700 INFO L226 Difference]: Without dead ends: 496 [2024-12-02 14:02:34,701 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 520 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 936 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=629, Invalid=2911, Unknown=0, NotChecked=0, Total=3540 [2024-12-02 14:02:34,702 INFO L435 NwaCegarLoop]: 159 mSDtfsCounter, 1824 mSDsluCounter, 1445 mSDsCounter, 0 mSdLazyCounter, 1636 mSolverCounterSat, 407 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1825 SdHoareTripleChecker+Valid, 1604 SdHoareTripleChecker+Invalid, 2043 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 407 IncrementalHoareTripleChecker+Valid, 1636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:34,702 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1825 Valid, 1604 Invalid, 2043 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [407 Valid, 1636 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-12-02 14:02:34,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2024-12-02 14:02:34,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 381. [2024-12-02 14:02:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 381 states, 286 states have (on average 1.3741258741258742) internal successors, (393), 288 states have internal predecessors, (393), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-12-02 14:02:34,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 561 transitions. [2024-12-02 14:02:34,750 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 561 transitions. Word has length 238 [2024-12-02 14:02:34,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:34,751 INFO L471 AbstractCegarLoop]: Abstraction has 381 states and 561 transitions. [2024-12-02 14:02:34,752 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 5.75) internal successors, (161), 28 states have internal predecessors, (161), 7 states have call successors, (111), 4 states have call predecessors, (111), 8 states have return successors, (111), 7 states have call predecessors, (111), 7 states have call successors, (111) [2024-12-02 14:02:34,752 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 561 transitions. [2024-12-02 14:02:34,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:02:34,754 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:34,754 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:34,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 14:02:34,955 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:34,955 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:34,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:34,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1841040513, now seen corresponding path program 1 times [2024-12-02 14:02:34,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:34,956 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465123183] [2024-12-02 14:02:34,956 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:34,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:36,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:36,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:36,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465123183] [2024-12-02 14:02:36,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465123183] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:36,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1548186236] [2024-12-02 14:02:36,361 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:36,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:36,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:36,363 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:36,364 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 14:02:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:36,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 14:02:36,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:37,605 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-12-02 14:02:37,605 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:38,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:38,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1548186236] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:38,741 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:38,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [10, 11] total 22 [2024-12-02 14:02:38,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208545294] [2024-12-02 14:02:38,741 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:38,741 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:38,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:38,742 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:38,742 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=364, Unknown=0, NotChecked=0, Total=462 [2024-12-02 14:02:38,742 INFO L87 Difference]: Start difference. First operand 381 states and 561 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:40,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:40,360 INFO L93 Difference]: Finished difference Result 879 states and 1279 transitions. [2024-12-02 14:02:40,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 14:02:40,361 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-12-02 14:02:40,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:40,366 INFO L225 Difference]: With dead ends: 879 [2024-12-02 14:02:40,366 INFO L226 Difference]: Without dead ends: 501 [2024-12-02 14:02:40,367 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 492 GetRequests, 468 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=140, Invalid=510, Unknown=0, NotChecked=0, Total=650 [2024-12-02 14:02:40,368 INFO L435 NwaCegarLoop]: 236 mSDtfsCounter, 250 mSDsluCounter, 903 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 1139 SdHoareTripleChecker+Invalid, 324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:40,368 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 1139 Invalid, 324 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-12-02 14:02:40,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 501 states. [2024-12-02 14:02:40,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 501 to 405. [2024-12-02 14:02:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 310 states have (on average 1.3806451612903226) internal successors, (428), 312 states have internal predecessors, (428), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-12-02 14:02:40,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 596 transitions. [2024-12-02 14:02:40,417 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 596 transitions. Word has length 238 [2024-12-02 14:02:40,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:40,418 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 596 transitions. [2024-12-02 14:02:40,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:40,418 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 596 transitions. [2024-12-02 14:02:40,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-12-02 14:02:40,420 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:40,421 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:40,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 14:02:40,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:40,621 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:40,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:40,622 INFO L85 PathProgramCache]: Analyzing trace with hash 2104875350, now seen corresponding path program 1 times [2024-12-02 14:02:40,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:40,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305797508] [2024-12-02 14:02:40,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:40,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:40,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:41,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 33 proven. 75 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:41,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:41,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305797508] [2024-12-02 14:02:41,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [305797508] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:41,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615359281] [2024-12-02 14:02:41,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:41,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:41,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:41,536 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:41,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 14:02:41,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:41,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 521 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 14:02:41,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:42,401 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 1212 proven. 72 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2024-12-02 14:02:42,402 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:43,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615359281] provided 1 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:43,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:43,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9, 11] total 20 [2024-12-02 14:02:43,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176945150] [2024-12-02 14:02:43,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:43,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:43,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:43,333 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:43,333 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:02:43,333 INFO L87 Difference]: Start difference. First operand 405 states and 596 transitions. Second operand has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:44,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:44,671 INFO L93 Difference]: Finished difference Result 910 states and 1323 transitions. [2024-12-02 14:02:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 14:02:44,672 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 238 [2024-12-02 14:02:44,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:44,676 INFO L225 Difference]: With dead ends: 910 [2024-12-02 14:02:44,676 INFO L226 Difference]: Without dead ends: 508 [2024-12-02 14:02:44,677 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 491 GetRequests, 469 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-12-02 14:02:44,678 INFO L435 NwaCegarLoop]: 228 mSDtfsCounter, 249 mSDsluCounter, 787 mSDsCounter, 0 mSdLazyCounter, 308 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 1015 SdHoareTripleChecker+Invalid, 313 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 308 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:44,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 1015 Invalid, 313 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 308 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 14:02:44,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2024-12-02 14:02:44,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 429. [2024-12-02 14:02:44,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 429 states, 334 states have (on average 1.3862275449101797) internal successors, (463), 336 states have internal predecessors, (463), 84 states have call successors, (84), 10 states have call predecessors, (84), 10 states have return successors, (84), 82 states have call predecessors, (84), 84 states have call successors, (84) [2024-12-02 14:02:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 631 transitions. [2024-12-02 14:02:44,735 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 631 transitions. Word has length 238 [2024-12-02 14:02:44,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:44,736 INFO L471 AbstractCegarLoop]: Abstraction has 429 states and 631 transitions. [2024-12-02 14:02:44,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.0) internal successors, (56), 8 states have internal predecessors, (56), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:44,736 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 631 transitions. [2024-12-02 14:02:44,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-12-02 14:02:44,738 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:44,738 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:44,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 14:02:44,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:44,939 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:44,939 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:44,939 INFO L85 PathProgramCache]: Analyzing trace with hash 1845346392, now seen corresponding path program 1 times [2024-12-02 14:02:44,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:44,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1940561326] [2024-12-02 14:02:44,939 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:44,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:45,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:45,478 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:45,478 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1940561326] [2024-12-02 14:02:45,479 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1940561326] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:45,479 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:45,479 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:02:45,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092532082] [2024-12-02 14:02:45,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:45,480 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:45,480 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:45,480 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:45,481 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2024-12-02 14:02:45,481 INFO L87 Difference]: Start difference. First operand 429 states and 631 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:46,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:46,414 INFO L93 Difference]: Finished difference Result 1948 states and 2822 transitions. [2024-12-02 14:02:46,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 14:02:46,415 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-12-02 14:02:46,416 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:46,424 INFO L225 Difference]: With dead ends: 1948 [2024-12-02 14:02:46,424 INFO L226 Difference]: Without dead ends: 1522 [2024-12-02 14:02:46,426 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:02:46,426 INFO L435 NwaCegarLoop]: 339 mSDtfsCounter, 597 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 479 mSolverCounterSat, 169 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 597 SdHoareTripleChecker+Valid, 1495 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 169 IncrementalHoareTripleChecker+Valid, 479 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:46,427 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [597 Valid, 1495 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [169 Valid, 479 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 14:02:46,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1522 states. [2024-12-02 14:02:46,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1522 to 1004. [2024-12-02 14:02:46,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 799 states have (on average 1.3391739674593242) internal successors, (1070), 807 states have internal predecessors, (1070), 176 states have call successors, (176), 28 states have call predecessors, (176), 28 states have return successors, (176), 168 states have call predecessors, (176), 176 states have call successors, (176) [2024-12-02 14:02:46,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1422 transitions. [2024-12-02 14:02:46,593 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1422 transitions. Word has length 240 [2024-12-02 14:02:46,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:46,593 INFO L471 AbstractCegarLoop]: Abstraction has 1004 states and 1422 transitions. [2024-12-02 14:02:46,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:46,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1422 transitions. [2024-12-02 14:02:46,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-12-02 14:02:46,595 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:46,595 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:46,596 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 14:02:46,596 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:46,596 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:46,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1543581112, now seen corresponding path program 1 times [2024-12-02 14:02:46,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:46,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633171853] [2024-12-02 14:02:46,596 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:46,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:46,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:02:46,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [698044482] [2024-12-02 14:02:46,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:46,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:46,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:46,679 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:46,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 14:02:46,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:46,890 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 14:02:46,895 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:47,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 556 proven. 96 refuted. 0 times theorem prover too weak. 2012 trivial. 0 not checked. [2024-12-02 14:02:47,254 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:47,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 12 proven. 96 refuted. 0 times theorem prover too weak. 2556 trivial. 0 not checked. [2024-12-02 14:02:47,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:47,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633171853] [2024-12-02 14:02:47,629 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 14:02:47,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [698044482] [2024-12-02 14:02:47,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [698044482] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:02:47,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:47,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-12-02 14:02:47,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1769789745] [2024-12-02 14:02:47,629 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:02:47,630 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 14:02:47,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:47,630 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 14:02:47,630 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2024-12-02 14:02:47,630 INFO L87 Difference]: Start difference. First operand 1004 states and 1422 transitions. Second operand has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-12-02 14:02:49,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:49,051 INFO L93 Difference]: Finished difference Result 2355 states and 3215 transitions. [2024-12-02 14:02:49,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-12-02 14:02:49,052 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) Word has length 240 [2024-12-02 14:02:49,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:49,060 INFO L225 Difference]: With dead ends: 2355 [2024-12-02 14:02:49,060 INFO L226 Difference]: Without dead ends: 1354 [2024-12-02 14:02:49,063 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 488 GetRequests, 464 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650 [2024-12-02 14:02:49,064 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 215 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 857 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 221 SdHoareTripleChecker+Valid, 1011 SdHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 857 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:49,064 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [221 Valid, 1011 Invalid, 875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 857 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 14:02:49,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1354 states. [2024-12-02 14:02:49,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1354 to 869. [2024-12-02 14:02:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 688 states have (on average 1.3502906976744187) internal successors, (929), 692 states have internal predecessors, (929), 156 states have call successors, (156), 24 states have call predecessors, (156), 24 states have return successors, (156), 152 states have call predecessors, (156), 156 states have call successors, (156) [2024-12-02 14:02:49,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1241 transitions. [2024-12-02 14:02:49,205 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1241 transitions. Word has length 240 [2024-12-02 14:02:49,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:49,206 INFO L471 AbstractCegarLoop]: Abstraction has 869 states and 1241 transitions. [2024-12-02 14:02:49,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.5625) internal successors, (105), 16 states have internal predecessors, (105), 3 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 3 states have call predecessors, (70), 3 states have call successors, (70) [2024-12-02 14:02:49,206 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1241 transitions. [2024-12-02 14:02:49,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-12-02 14:02:49,208 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:49,208 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:49,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 14:02:49,409 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-02 14:02:49,409 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:49,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:49,410 INFO L85 PathProgramCache]: Analyzing trace with hash 1414368367, now seen corresponding path program 1 times [2024-12-02 14:02:49,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:49,410 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675801302] [2024-12-02 14:02:49,410 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:49,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:50,136 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:50,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:50,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675801302] [2024-12-02 14:02:50,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675801302] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:50,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:50,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-12-02 14:02:50,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228032139] [2024-12-02 14:02:50,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:50,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 14:02:50,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:50,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 14:02:50,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-12-02 14:02:50,138 INFO L87 Difference]: Start difference. First operand 869 states and 1241 transitions. Second operand has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:51,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:51,021 INFO L93 Difference]: Finished difference Result 2509 states and 3452 transitions. [2024-12-02 14:02:51,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 14:02:51,022 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-12-02 14:02:51,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:51,031 INFO L225 Difference]: With dead ends: 2509 [2024-12-02 14:02:51,031 INFO L226 Difference]: Without dead ends: 1643 [2024-12-02 14:02:51,034 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:02:51,035 INFO L435 NwaCegarLoop]: 209 mSDtfsCounter, 190 mSDsluCounter, 1040 mSDsCounter, 0 mSdLazyCounter, 348 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 1249 SdHoareTripleChecker+Invalid, 397 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 348 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:51,035 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 1249 Invalid, 397 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 348 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 14:02:51,038 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1643 states. [2024-12-02 14:02:51,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1643 to 1310. [2024-12-02 14:02:51,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 1043 states have (on average 1.3173537871524448) internal successors, (1374), 1054 states have internal predecessors, (1374), 215 states have call successors, (215), 51 states have call predecessors, (215), 51 states have return successors, (215), 204 states have call predecessors, (215), 215 states have call successors, (215) [2024-12-02 14:02:51,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 1804 transitions. [2024-12-02 14:02:51,250 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 1804 transitions. Word has length 240 [2024-12-02 14:02:51,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:51,250 INFO L471 AbstractCegarLoop]: Abstraction has 1310 states and 1804 transitions. [2024-12-02 14:02:51,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.25) internal successors, (58), 8 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:51,251 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 1804 transitions. [2024-12-02 14:02:51,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2024-12-02 14:02:51,252 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:51,253 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:51,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 14:02:51,253 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:51,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:51,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1112603087, now seen corresponding path program 1 times [2024-12-02 14:02:51,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:51,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306929206] [2024-12-02 14:02:51,254 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:51,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:51,343 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:51,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:51,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306929206] [2024-12-02 14:02:51,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306929206] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:51,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:51,344 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:02:51,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [397732500] [2024-12-02 14:02:51,344 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:51,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:02:51,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:51,345 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:02:51,345 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:02:51,345 INFO L87 Difference]: Start difference. First operand 1310 states and 1804 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:51,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:51,678 INFO L93 Difference]: Finished difference Result 3091 states and 4282 transitions. [2024-12-02 14:02:51,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:02:51,679 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 240 [2024-12-02 14:02:51,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:51,689 INFO L225 Difference]: With dead ends: 3091 [2024-12-02 14:02:51,690 INFO L226 Difference]: Without dead ends: 1822 [2024-12-02 14:02:51,693 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:02:51,693 INFO L435 NwaCegarLoop]: 212 mSDtfsCounter, 169 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 379 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:51,694 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 379 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:02:51,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states. [2024-12-02 14:02:52,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1570. [2024-12-02 14:02:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1570 states, 1162 states have (on average 1.2693631669535284) internal successors, (1475), 1177 states have internal predecessors, (1475), 337 states have call successors, (337), 70 states have call predecessors, (337), 70 states have return successors, (337), 322 states have call predecessors, (337), 337 states have call successors, (337) [2024-12-02 14:02:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1570 states and 2149 transitions. [2024-12-02 14:02:52,037 INFO L78 Accepts]: Start accepts. Automaton has 1570 states and 2149 transitions. Word has length 240 [2024-12-02 14:02:52,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:52,038 INFO L471 AbstractCegarLoop]: Abstraction has 1570 states and 2149 transitions. [2024-12-02 14:02:52,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:52,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1570 states and 2149 transitions. [2024-12-02 14:02:52,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-12-02 14:02:52,041 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:52,041 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:52,041 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-12-02 14:02:52,041 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:52,041 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:52,042 INFO L85 PathProgramCache]: Analyzing trace with hash 911360477, now seen corresponding path program 1 times [2024-12-02 14:02:52,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:52,042 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1473370212] [2024-12-02 14:02:52,042 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:52,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:52,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:52,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:52,647 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:52,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1473370212] [2024-12-02 14:02:52,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1473370212] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:52,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:52,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 14:02:52,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1166553415] [2024-12-02 14:02:52,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:52,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 14:02:52,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:52,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 14:02:52,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:02:52,649 INFO L87 Difference]: Start difference. First operand 1570 states and 2149 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:53,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:53,319 INFO L93 Difference]: Finished difference Result 3552 states and 4817 transitions. [2024-12-02 14:02:53,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 14:02:53,320 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-12-02 14:02:53,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:53,327 INFO L225 Difference]: With dead ends: 3552 [2024-12-02 14:02:53,327 INFO L226 Difference]: Without dead ends: 2023 [2024-12-02 14:02:53,330 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2024-12-02 14:02:53,330 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 78 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 1086 SdHoareTripleChecker+Invalid, 239 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:53,331 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 1086 Invalid, 239 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 14:02:53,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2023 states. [2024-12-02 14:02:53,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2023 to 1626. [2024-12-02 14:02:53,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1626 states, 1218 states have (on average 1.2717569786535303) internal successors, (1549), 1233 states have internal predecessors, (1549), 337 states have call successors, (337), 70 states have call predecessors, (337), 70 states have return successors, (337), 322 states have call predecessors, (337), 337 states have call successors, (337) [2024-12-02 14:02:53,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 1626 states and 2223 transitions. [2024-12-02 14:02:53,707 INFO L78 Accepts]: Start accepts. Automaton has 1626 states and 2223 transitions. Word has length 241 [2024-12-02 14:02:53,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:53,707 INFO L471 AbstractCegarLoop]: Abstraction has 1626 states and 2223 transitions. [2024-12-02 14:02:53,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:53,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1626 states and 2223 transitions. [2024-12-02 14:02:53,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-12-02 14:02:53,710 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:53,710 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:02:53,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 14:02:53,710 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:53,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:53,711 INFO L85 PathProgramCache]: Analyzing trace with hash 609595197, now seen corresponding path program 1 times [2024-12-02 14:02:53,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:53,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843870470] [2024-12-02 14:02:53,711 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:53,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:53,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:02:56,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:56,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843870470] [2024-12-02 14:02:56,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843870470] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:56,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:56,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 14:02:56,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253261274] [2024-12-02 14:02:56,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:56,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 14:02:56,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:56,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 14:02:56,407 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-12-02 14:02:56,408 INFO L87 Difference]: Start difference. First operand 1626 states and 2223 transitions. Second operand has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:02:59,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:59,783 INFO L93 Difference]: Finished difference Result 3518 states and 4849 transitions. [2024-12-02 14:02:59,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-12-02 14:02:59,784 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-12-02 14:02:59,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:59,790 INFO L225 Difference]: With dead ends: 3518 [2024-12-02 14:02:59,790 INFO L226 Difference]: Without dead ends: 1933 [2024-12-02 14:02:59,793 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2024-12-02 14:02:59,793 INFO L435 NwaCegarLoop]: 313 mSDtfsCounter, 364 mSDsluCounter, 1790 mSDsCounter, 0 mSdLazyCounter, 1005 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 2103 SdHoareTripleChecker+Invalid, 1007 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1005 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:59,793 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 2103 Invalid, 1007 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 1005 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2024-12-02 14:02:59,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1933 states. [2024-12-02 14:02:59,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1933 to 1720. [2024-12-02 14:02:59,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1720 states, 1312 states have (on average 1.2782012195121952) internal successors, (1677), 1327 states have internal predecessors, (1677), 337 states have call successors, (337), 70 states have call predecessors, (337), 70 states have return successors, (337), 322 states have call predecessors, (337), 337 states have call successors, (337) [2024-12-02 14:02:59,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1720 states to 1720 states and 2351 transitions. [2024-12-02 14:03:00,000 INFO L78 Accepts]: Start accepts. Automaton has 1720 states and 2351 transitions. Word has length 241 [2024-12-02 14:03:00,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:00,001 INFO L471 AbstractCegarLoop]: Abstraction has 1720 states and 2351 transitions. [2024-12-02 14:03:00,001 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.916666666666667) internal successors, (59), 12 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:03:00,001 INFO L276 IsEmpty]: Start isEmpty. Operand 1720 states and 2351 transitions. [2024-12-02 14:03:00,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-12-02 14:03:00,002 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:00,003 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:00,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 14:03:00,003 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:00,003 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:00,003 INFO L85 PathProgramCache]: Analyzing trace with hash 905778743, now seen corresponding path program 1 times [2024-12-02 14:03:00,003 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:03:00,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1170185534] [2024-12-02 14:03:00,004 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:00,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:03:00,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:00,076 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:03:00,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:03:00,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1170185534] [2024-12-02 14:03:00,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1170185534] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:00,076 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:00,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:03:00,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033690618] [2024-12-02 14:03:00,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:00,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:03:00,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:03:00,077 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:03:00,077 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:03:00,078 INFO L87 Difference]: Start difference. First operand 1720 states and 2351 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:03:00,304 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:00,305 INFO L93 Difference]: Finished difference Result 3607 states and 4932 transitions. [2024-12-02 14:03:00,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:03:00,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 241 [2024-12-02 14:03:00,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:00,313 INFO L225 Difference]: With dead ends: 3607 [2024-12-02 14:03:00,313 INFO L226 Difference]: Without dead ends: 1928 [2024-12-02 14:03:00,316 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:03:00,316 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 29 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 359 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:00,317 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 359 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:03:00,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1928 states. [2024-12-02 14:03:00,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1928 to 1751. [2024-12-02 14:03:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1751 states, 1343 states have (on average 1.279970215934475) internal successors, (1719), 1358 states have internal predecessors, (1719), 337 states have call successors, (337), 70 states have call predecessors, (337), 70 states have return successors, (337), 322 states have call predecessors, (337), 337 states have call successors, (337) [2024-12-02 14:03:00,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1751 states to 1751 states and 2393 transitions. [2024-12-02 14:03:00,532 INFO L78 Accepts]: Start accepts. Automaton has 1751 states and 2393 transitions. Word has length 241 [2024-12-02 14:03:00,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:00,533 INFO L471 AbstractCegarLoop]: Abstraction has 1751 states and 2393 transitions. [2024-12-02 14:03:00,533 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:03:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 2393 transitions. [2024-12-02 14:03:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2024-12-02 14:03:00,534 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:00,534 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:00,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-12-02 14:03:00,534 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:00,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:00,535 INFO L85 PathProgramCache]: Analyzing trace with hash 1844950070, now seen corresponding path program 1 times [2024-12-02 14:03:00,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:03:00,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743910597] [2024-12-02 14:03:00,535 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:00,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:03:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:03:00,610 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [691571949] [2024-12-02 14:03:00,610 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:00,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:03:00,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:03:00,613 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:03:00,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 14:03:00,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:03:00,873 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 14:03:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:03:01,191 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 14:03:01,192 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 14:03:01,192 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 14:03:01,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-12-02 14:03:01,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-12-02 14:03:01,397 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:01,534 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 14:03:01,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:03:01 BoogieIcfgContainer [2024-12-02 14:03:01,538 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 14:03:01,539 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 14:03:01,539 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 14:03:01,539 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 14:03:01,540 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:01:47" (3/4) ... [2024-12-02 14:03:01,542 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 14:03:01,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 14:03:01,544 INFO L158 Benchmark]: Toolchain (without parser) took 74906.41ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 117.0MB in the beginning and 290.7MB in the end (delta: -173.7MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2024-12-02 14:03:01,544 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:01,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.89ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 101.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 14:03:01,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.98ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 97.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:01,545 INFO L158 Benchmark]: Boogie Preprocessor took 59.87ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 94.1MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 14:03:01,545 INFO L158 Benchmark]: RCFGBuilder took 648.34ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 63.7MB in the end (delta: 30.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 14:03:01,546 INFO L158 Benchmark]: TraceAbstraction took 73810.31ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 63.2MB in the beginning and 290.7MB in the end (delta: -227.6MB). Peak memory consumption was 183.1MB. Max. memory is 16.1GB. [2024-12-02 14:03:01,546 INFO L158 Benchmark]: Witness Printer took 4.66ms. Allocated memory is still 377.5MB. Free memory was 290.7MB in the beginning and 290.7MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:01,548 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.89ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 101.4MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.98ms. Allocated memory is still 142.6MB. Free memory was 101.1MB in the beginning and 97.7MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.87ms. Allocated memory is still 142.6MB. Free memory was 97.7MB in the beginning and 94.1MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 648.34ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 63.7MB in the end (delta: 30.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 73810.31ms. Allocated memory was 142.6MB in the beginning and 377.5MB in the end (delta: 234.9MB). Free memory was 63.2MB in the beginning and 290.7MB in the end (delta: -227.6MB). Peak memory consumption was 183.1MB. Max. memory is 16.1GB. * Witness Printer took 4.66ms. Allocated memory is still 377.5MB. Free memory was 290.7MB in the beginning and 290.7MB in the end (delta: 49.2kB). 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 shiftLeft at line 207, overapproximation of shiftLeft at line 105, overapproximation of someBinaryFLOATComparisonOperation at line 191, overapproximation of someBinaryFLOATComparisonOperation at line 189, overapproximation of someBinaryFLOATComparisonOperation at line 196, overapproximation of someBinaryFLOATComparisonOperation at line 193, overapproximation of someBinaryFLOATComparisonOperation at line 194, overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of someBinaryFLOATComparisonOperation at line 83, overapproximation of someBinaryFLOATComparisonOperation at line 186, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of someBinaryDOUBLEComparisonOperation at line 117, overapproximation of someBinaryDOUBLEComparisonOperation at line 157, overapproximation of someBinaryDOUBLEComparisonOperation at line 159, overapproximation of someBinaryDOUBLEComparisonOperation at line 207. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 5.5; [L23] signed short int var_1_3 = 1; [L24] signed long int var_1_5 = -64; [L25] signed char var_1_6 = 10; [L26] signed char var_1_7 = 5; [L27] double var_1_8 = 16.25; [L28] double var_1_9 = 1.8; [L29] unsigned char var_1_10 = 32; [L30] unsigned char var_1_11 = 64; [L31] unsigned short int var_1_12 = 16; [L32] unsigned long int var_1_13 = 128; [L33] unsigned char var_1_15 = 1; [L34] unsigned short int var_1_16 = 256; [L35] signed char var_1_18 = -2; [L36] unsigned long int var_1_19 = 50; [L37] unsigned char var_1_20 = 0; [L38] unsigned char var_1_21 = 0; [L39] unsigned long int var_1_22 = 0; [L40] unsigned char var_1_23 = 64; [L41] unsigned char var_1_24 = 64; [L42] unsigned char var_1_25 = 2; [L43] unsigned short int var_1_26 = 32; [L44] unsigned long int var_1_27 = 100; [L45] unsigned short int var_1_28 = 64; [L46] float var_1_29 = 499.875; [L47] float var_1_30 = -0.2; [L48] float var_1_31 = 7.4; [L49] float var_1_32 = -0.375; [L50] float var_1_33 = 1.4; [L51] float var_1_34 = 200.4; [L52] float var_1_35 = 1.5; [L53] unsigned char var_1_36 = 0; [L54] unsigned char last_1_var_1_10 = 32; [L55] unsigned short int last_1_var_1_12 = 16; [L56] unsigned long int last_1_var_1_13 = 128; VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L211] isInitial = 1 [L212] FCALL initially() [L214] CALL updateLastVariables() [L202] last_1_var_1_10 = var_1_10 [L203] last_1_var_1_12 = var_1_12 [L204] last_1_var_1_13 = var_1_13 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L214] RET updateLastVariables() [L215] CALL updateVariables() [L143] var_1_3 = __VERIFIER_nondet_short() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] CALL assume_abort_if_not(var_1_3 <= 8) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L145] RET assume_abort_if_not(var_1_3 <= 8) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L146] var_1_5 = __VERIFIER_nondet_long() [L147] CALL assume_abort_if_not(var_1_5 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L147] RET assume_abort_if_not(var_1_5 >= -2147483648) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L148] CALL assume_abort_if_not(var_1_5 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L148] RET assume_abort_if_not(var_1_5 <= 2147483647) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] CALL assume_abort_if_not(var_1_5 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L149] RET assume_abort_if_not(var_1_5 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L150] var_1_6 = __VERIFIER_nondet_char() [L151] CALL assume_abort_if_not(var_1_6 >= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L151] RET assume_abort_if_not(var_1_6 >= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L152] CALL assume_abort_if_not(var_1_6 <= 12) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L152] RET assume_abort_if_not(var_1_6 <= 12) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=5, var_1_8=65/4, var_1_9=9/5] [L153] var_1_7 = __VERIFIER_nondet_char() [L154] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L154] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L155] CALL assume_abort_if_not(var_1_7 <= 6) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L155] RET assume_abort_if_not(var_1_7 <= 6) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_8=65/4, var_1_9=9/5] [L156] var_1_8 = __VERIFIER_nondet_double() [L157] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_9=9/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_9=9/5] [L157] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0, var_1_9=9/5] [L158] var_1_9 = __VERIFIER_nondet_double() [L159] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L159] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L160] var_1_11 = __VERIFIER_nondet_uchar() [L161] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L161] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L162] CALL assume_abort_if_not(var_1_11 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L162] RET assume_abort_if_not(var_1_11 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L163] var_1_15 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L164] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L165] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L165] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L166] var_1_20 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L167] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L168] CALL assume_abort_if_not(var_1_20 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L168] RET assume_abort_if_not(var_1_20 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L169] var_1_21 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L170] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L171] CALL assume_abort_if_not(var_1_21 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L171] RET assume_abort_if_not(var_1_21 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L172] var_1_22 = __VERIFIER_nondet_ulong() [L173] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L173] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L174] CALL assume_abort_if_not(var_1_22 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L174] RET assume_abort_if_not(var_1_22 <= 4294967294) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L177] CALL assume_abort_if_not(var_1_24 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L177] RET assume_abort_if_not(var_1_24 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=2, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L178] var_1_25 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L179] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L180] CALL assume_abort_if_not(var_1_25 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L180] RET assume_abort_if_not(var_1_25 <= 254) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=100, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L181] var_1_27 = __VERIFIER_nondet_ulong() [L182] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L182] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L183] CALL assume_abort_if_not(var_1_27 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L183] RET assume_abort_if_not(var_1_27 <= 4294967295) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L184] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L184] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_29=3999/8, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L185] var_1_29 = __VERIFIER_nondet_float() [L186] CALL assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L186] RET assume_abort_if_not((var_1_29 >= -922337.2036854776000e+13F && var_1_29 <= -1.0e-20F) || (var_1_29 <= 9223372.036854776000e+12F && var_1_29 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L187] var_1_30 = __VERIFIER_nondet_float() [L188] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L188] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L189] CALL assume_abort_if_not(var_1_30 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L189] RET assume_abort_if_not(var_1_30 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_31=37/5, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L190] var_1_31 = __VERIFIER_nondet_float() [L191] CALL assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L191] RET assume_abort_if_not((var_1_31 >= -922337.2036854776000e+13F && var_1_31 <= -1.0e-20F) || (var_1_31 <= 9223372.036854776000e+12F && var_1_31 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L192] var_1_32 = __VERIFIER_nondet_float() [L193] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L193] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L194] CALL assume_abort_if_not(var_1_32 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L194] RET assume_abort_if_not(var_1_32 != 0.0F) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_34=1002/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L195] var_1_34 = __VERIFIER_nondet_float() [L196] CALL assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L196] RET assume_abort_if_not((var_1_34 >= -922337.2036854765600e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 9223372.036854765600e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L197] var_1_36 = __VERIFIER_nondet_uchar() [L198] CALL assume_abort_if_not(var_1_36 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L198] RET assume_abort_if_not(var_1_36 >= 0) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L199] CALL assume_abort_if_not(var_1_36 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L199] RET assume_abort_if_not(var_1_36 <= 1) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L215] RET updateVariables() [L216] CALL step() [L60] COND TRUE var_1_20 || var_1_21 [L61] var_1_19 = ((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L63] COND FALSE !(((((var_1_22) < 0 ) ? -(var_1_22) : (var_1_22))) == (~ 16u)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L68] COND TRUE var_1_22 <= var_1_19 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=32, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L69] COND TRUE var_1_22 <= (((((var_1_25) < (var_1_24)) ? (var_1_25) : (var_1_24))) / var_1_27) [L70] var_1_26 = ((((var_1_23) < 0 ) ? -(var_1_23) : (var_1_23))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L83] COND FALSE !((var_1_29 / var_1_30) > ((((var_1_31 / var_1_32) < 0 ) ? -(var_1_31 / var_1_32) : (var_1_31 / var_1_32)))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L88] var_1_33 = var_1_34 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L89] COND FALSE !(((256 - var_1_25) <= (var_1_28 + var_1_19)) || var_1_20) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L96] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10 [L97] var_1_12 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L99] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L100] COND TRUE var_1_6 <= stepLocal_2 [L101] var_1_10 = var_1_11 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L105] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L105] COND FALSE !((1 << var_1_10) != (-500 / -100)) [L112] var_1_13 = var_1_6 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L114] var_1_18 = var_1_3 [L115] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64))); [L116] unsigned char stepLocal_3 = var_1_10; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=256, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L117] COND FALSE !((- var_1_9) <= var_1_8) [L130] var_1_16 = var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L132] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5; VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L133] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L133] signed long int stepLocal_0 = var_1_16 >> var_1_3; [L134] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5)) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=254, stepLocal_4=254, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L216] RET step() [L217] CALL, EXPR property() [L207] EXPR var_1_16 >> var_1_3 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L207] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L207] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L207] EXPR 1 << var_1_10 VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L207] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6))) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L207-L208] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3)) ; [L217] RET, EXPR property() [L217] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=254, var_1_11=254, var_1_12=6, var_1_13=6, var_1_15=1, var_1_16=254, var_1_18=0, var_1_19=0, var_1_1=11/2, var_1_20=0, var_1_21=1, var_1_22=0, var_1_23=64, var_1_24=0, var_1_25=1, var_1_26=64, var_1_27=1, var_1_28=64, var_1_33=2, var_1_34=2, var_1_35=3/2, var_1_36=0, var_1_3=0, var_1_5=255, var_1_6=6, var_1_7=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 73.6s, OverallIterations: 16, TraceHistogramMax: 37, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 27.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5058 SdHoareTripleChecker+Valid, 19.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5047 mSDsluCounter, 14791 SdHoareTripleChecker+Invalid, 18.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 11639 mSDsCounter, 704 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6756 IncrementalHoareTripleChecker+Invalid, 7460 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 704 mSolverCounterUnsat, 3152 mSDtfsCounter, 6756 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3788 GetRequests, 3538 SyntacticMatches, 1 SemanticMatches, 249 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1661 ImplicationChecksByTransitivity, 21.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1751occurred in iteration=15, InterpolantAutomatonStates: 160, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 15 MinimizatonAttempts, 2941 StatesRemovedByMinimization, 13 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 38.9s InterpolantComputationTime, 5972 NumberOfCodeBlocks, 5972 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 6889 ConstructedInterpolants, 30 QuantifiedInterpolants, 23420 SizeOfPredicates, 62 NumberOfNonLiveVariables, 4197 ConjunctsInSsa, 95 ConjunctsInUnsatCore, 29 InterpolantComputations, 12 PerfectInterpolantSequences, 75687/77256 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 14:03:01,655 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1 --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 cd767db395d5ebca6f10e349a2ecbb93ec10053ad0321e6054a49619e1bd6f61 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:03:03,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:03:04,005 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 14:03:04,012 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:03:04,012 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:03:04,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:03:04,039 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:03:04,040 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:03:04,040 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:03:04,040 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:03:04,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:03:04,041 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:03:04,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:03:04,041 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:03:04,041 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:03:04,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:03:04,041 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:03:04,042 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:03:04,043 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:03:04,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:04,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:04,044 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:03:04,044 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:03:04,045 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1 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 -> cd767db395d5ebca6f10e349a2ecbb93ec10053ad0321e6054a49619e1bd6f61 [2024-12-02 14:03:04,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:03:04,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:03:04,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:03:04,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:03:04,350 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:03:04,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:03:07,636 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/b5761200a/d3563a0a05044572a9b15566184fcd69/FLAGe37dd747f [2024-12-02 14:03:07,898 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:03:07,898 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:03:07,910 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/b5761200a/d3563a0a05044572a9b15566184fcd69/FLAGe37dd747f [2024-12-02 14:03:08,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/data/b5761200a/d3563a0a05044572a9b15566184fcd69 [2024-12-02 14:03:08,207 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:03:08,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:03:08,210 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:03:08,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:03:08,216 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:03:08,217 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@608c892c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08, skipping insertion in model container [2024-12-02 14:03:08,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,241 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:03:08,403 WARN L250 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_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i[914,927] [2024-12-02 14:03:08,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:03:08,489 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:03:08,499 WARN L250 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_d82acaa9-d379-4649-a645-9bc6db1caf15/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-9.i[914,927] [2024-12-02 14:03:08,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:03:08,561 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:03:08,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08 WrapperNode [2024-12-02 14:03:08,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:03:08,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:03:08,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:03:08,563 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:03:08,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,616 INFO L138 Inliner]: procedures = 27, calls = 50, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 217 [2024-12-02 14:03:08,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:03:08,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:03:08,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:03:08,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:03:08,629 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,634 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,647 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]. [2024-12-02 14:03:08,648 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,648 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,662 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,678 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:03:08,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:03:08,679 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:03:08,679 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:03:08,680 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (1/1) ... [2024-12-02 14:03:08,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:08,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:03:08,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:03:08,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:03:08,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 14:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:03:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:03:08,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:03:08,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:03:08,860 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:03:08,862 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:03:14,919 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 14:03:14,919 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:03:14,931 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:03:14,932 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:03:14,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:03:14 BoogieIcfgContainer [2024-12-02 14:03:14,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:03:14,936 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:03:14,936 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:03:14,940 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:03:14,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:03:08" (1/3) ... [2024-12-02 14:03:14,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2410282a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:03:14, skipping insertion in model container [2024-12-02 14:03:14,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:08" (2/3) ... [2024-12-02 14:03:14,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2410282a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:03:14, skipping insertion in model container [2024-12-02 14:03:14,941 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:03:14" (3/3) ... [2024-12-02 14:03:14,943 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-9.i [2024-12-02 14:03:14,957 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:03:14,960 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-9.i that has 2 procedures, 102 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:03:15,018 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:03:15,032 INFO L333 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, 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;@6a607afd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:03:15,032 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:03:15,037 INFO L276 IsEmpty]: Start isEmpty. Operand has 102 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:03:15,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-12-02 14:03:15,053 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:15,054 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:15,055 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:15,060 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:15,061 INFO L85 PathProgramCache]: Analyzing trace with hash 175744243, now seen corresponding path program 1 times [2024-12-02 14:03:15,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:15,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636401163] [2024-12-02 14:03:15,073 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:15,073 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 [2024-12-02 14:03:15,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:15,076 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:03:15,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:03:15,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:15,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:03:15,966 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:16,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 884 proven. 0 refuted. 0 times theorem prover too weak. 1780 trivial. 0 not checked. [2024-12-02 14:03:16,027 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:03:16,028 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:03:16,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636401163] [2024-12-02 14:03:16,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1636401163] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:16,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:16,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 14:03:16,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673272547] [2024-12-02 14:03:16,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:16,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:03:16,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:03:16,059 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:03:16,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:03:16,062 INFO L87 Difference]: Start difference. First operand has 102 states, 62 states have (on average 1.435483870967742) internal successors, (89), 63 states have internal predecessors, (89), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 14:03:16,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:16,092 INFO L93 Difference]: Finished difference Result 197 states and 357 transitions. [2024-12-02 14:03:16,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:03:16,095 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 229 [2024-12-02 14:03:16,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:16,102 INFO L225 Difference]: With dead ends: 197 [2024-12-02 14:03:16,102 INFO L226 Difference]: Without dead ends: 98 [2024-12-02 14:03:16,106 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:03:16,108 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 155 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:16,109 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 155 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:03:16,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-12-02 14:03:16,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2024-12-02 14:03:16,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 59 states have (on average 1.3728813559322033) internal successors, (81), 59 states have internal predecessors, (81), 37 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-12-02 14:03:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 155 transitions. [2024-12-02 14:03:16,164 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 155 transitions. Word has length 229 [2024-12-02 14:03:16,165 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:16,165 INFO L471 AbstractCegarLoop]: Abstraction has 98 states and 155 transitions. [2024-12-02 14:03:16,165 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2024-12-02 14:03:16,165 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 155 transitions. [2024-12-02 14:03:16,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-12-02 14:03:16,171 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:16,171 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:16,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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)] Ended with exit code 0 [2024-12-02 14:03:16,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:03:16,372 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:16,373 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:16,374 INFO L85 PathProgramCache]: Analyzing trace with hash -1581015453, now seen corresponding path program 1 times [2024-12-02 14:03:16,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:16,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1534272891] [2024-12-02 14:03:16,375 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:16,375 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 [2024-12-02 14:03:16,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:16,378 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:03:16,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:03:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:17,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 14:03:17,187 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:17,317 INFO L134 CoverageAnalysis]: Checked inductivity of 2664 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2024-12-02 14:03:17,318 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:03:17,318 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:03:17,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1534272891] [2024-12-02 14:03:17,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1534272891] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:17,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:17,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:03:17,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883380481] [2024-12-02 14:03:17,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:17,321 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:03:17,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:03:17,322 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:03:17,322 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:03:17,322 INFO L87 Difference]: Start difference. First operand 98 states and 155 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:03:17,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:17,591 INFO L93 Difference]: Finished difference Result 257 states and 407 transitions. [2024-12-02 14:03:17,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:03:17,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) Word has length 230 [2024-12-02 14:03:17,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:17,596 INFO L225 Difference]: With dead ends: 257 [2024-12-02 14:03:17,596 INFO L226 Difference]: Without dead ends: 162 [2024-12-02 14:03:17,598 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 229 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:03:17,599 INFO L435 NwaCegarLoop]: 201 mSDtfsCounter, 97 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:17,599 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 339 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 14:03:17,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2024-12-02 14:03:17,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159. [2024-12-02 14:03:17,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 100 states have (on average 1.4) internal successors, (140), 101 states have internal predecessors, (140), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 55 states have call predecessors, (56), 56 states have call successors, (56) [2024-12-02 14:03:17,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 252 transitions. [2024-12-02 14:03:17,632 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 252 transitions. Word has length 230 [2024-12-02 14:03:17,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:17,633 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 252 transitions. [2024-12-02 14:03:17,634 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (37), 1 states have call predecessors, (37), 1 states have return successors, (37), 1 states have call predecessors, (37), 1 states have call successors, (37) [2024-12-02 14:03:17,634 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 252 transitions. [2024-12-02 14:03:17,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2024-12-02 14:03:17,639 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:17,639 INFO L218 NwaCegarLoop]: trace histogram [37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:17,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 14:03:17,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:03:17,840 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:17,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:17,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1922477403, now seen corresponding path program 1 times [2024-12-02 14:03:17,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:17,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932439878] [2024-12-02 14:03:17,842 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:17,843 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 [2024-12-02 14:03:17,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:17,845 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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) [2024-12-02 14:03:17,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d82acaa9-d379-4649-a645-9bc6db1caf15/bin/uautomizer-verify-84ZbGMXZE1/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 [2024-12-02 14:03:18,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:18,659 INFO L256 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-02 14:03:18,673 INFO L279 TraceCheckSpWp]: Computing forward predicates...