./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.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_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 1c87c35ab7f46dfa906881dc78cf3989a4c72119f7f55258ddc47878726c0a4a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:02:34,970 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:02:35,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 14:02:35,031 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:02:35,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:02:35,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:02:35,056 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:02:35,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:02:35,057 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:02:35,057 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:02:35,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:02:35,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:02:35,058 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:02:35,058 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:02:35,058 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:02:35,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:02:35,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:02:35,059 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:02:35,060 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:02:35,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:02:35,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:02:35,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:02:35,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:02:35,061 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:02:35,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:02:35,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:02:35,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:02:35,062 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:02:35,063 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 -> 1c87c35ab7f46dfa906881dc78cf3989a4c72119f7f55258ddc47878726c0a4a [2024-12-02 14:02:35,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:02:35,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:02:35,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:02:35,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:02:35,322 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:02:35,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:02:38,165 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/9ddf9b2cb/ec64bcdfb0da4a058290510d0666a0a7/FLAGbfc109cf8 [2024-12-02 14:02:38,373 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:02:38,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:02:38,382 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/9ddf9b2cb/ec64bcdfb0da4a058290510d0666a0a7/FLAGbfc109cf8 [2024-12-02 14:02:38,732 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/9ddf9b2cb/ec64bcdfb0da4a058290510d0666a0a7 [2024-12-02 14:02:38,734 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:02:38,735 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:02:38,736 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:02:38,736 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:02:38,740 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:02:38,741 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:02:38" (1/1) ... [2024-12-02 14:02:38,742 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ee7ad0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:38, skipping insertion in model container [2024-12-02 14:02:38,742 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:02:38" (1/1) ... [2024-12-02 14:02:38,761 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:02:38,897 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i[915,928] [2024-12-02 14:02:38,956 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:02:38,965 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:02:38,977 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i[915,928] [2024-12-02 14:02:38,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:02:39,013 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:02:39,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39 WrapperNode [2024-12-02 14:02:39,013 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:02:39,014 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:02:39,014 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:02:39,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:02:39,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,056 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 218 [2024-12-02 14:02:39,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:02:39,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:02:39,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:02:39,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:02:39,068 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,071 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,086 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 14:02:39,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,096 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:02:39,109 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:02:39,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:02:39,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:02:39,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (1/1) ... [2024-12-02 14:02:39,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:02:39,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:39,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:02:39,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:02:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:02:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:02:39,174 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:02:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 14:02:39,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:02:39,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:02:39,251 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:02:39,252 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:02:39,591 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 14:02:39,591 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:02:39,601 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:02:39,601 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:02:39,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:02:39 BoogieIcfgContainer [2024-12-02 14:02:39,602 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:02:39,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:02:39,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:02:39,608 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:02:39,608 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:02:38" (1/3) ... [2024-12-02 14:02:39,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed8f8e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:02:39, skipping insertion in model container [2024-12-02 14:02:39,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:02:39" (2/3) ... [2024-12-02 14:02:39,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ed8f8e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:02:39, skipping insertion in model container [2024-12-02 14:02:39,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:02:39" (3/3) ... [2024-12-02 14:02:39,610 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:02:39,624 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:02:39,626 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-61.i that has 2 procedures, 98 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:02:39,680 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:02:39,690 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;@7f548592, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:02:39,690 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:02:39,694 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 67 states have (on average 1.4328358208955223) internal successors, (96), 68 states have internal predecessors, (96), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:39,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 14:02:39,706 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:39,707 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:39,707 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:39,712 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:39,712 INFO L85 PathProgramCache]: Analyzing trace with hash 2134178582, now seen corresponding path program 1 times [2024-12-02 14:02:39,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:39,718 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [897189741] [2024-12-02 14:02:39,719 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:39,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:39,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-12-02 14:02:39,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:39,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [897189741] [2024-12-02 14:02:39,998 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [897189741] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:39,998 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915290417] [2024-12-02 14:02:39,999 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:39,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:39,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:40,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:40,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 14:02:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:40,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 420 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:02:40,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:40,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1458 trivial. 0 not checked. [2024-12-02 14:02:40,219 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:02:40,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915290417] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:40,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 14:02:40,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 14:02:40,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1075902882] [2024-12-02 14:02:40,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:40,226 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:02:40,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:40,246 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:02:40,247 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:02:40,249 INFO L87 Difference]: Start difference. First operand has 98 states, 67 states have (on average 1.4328358208955223) internal successors, (96), 68 states have internal predecessors, (96), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 14:02:40,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:40,276 INFO L93 Difference]: Finished difference Result 189 states and 326 transitions. [2024-12-02 14:02:40,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:02:40,278 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) Word has length 181 [2024-12-02 14:02:40,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:40,283 INFO L225 Difference]: With dead ends: 189 [2024-12-02 14:02:40,283 INFO L226 Difference]: Without dead ends: 94 [2024-12-02 14:02:40,286 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 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 14:02:40,289 INFO L435 NwaCegarLoop]: 143 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, 143 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 14:02:40,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:02:40,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-12-02 14:02:40,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-12-02 14:02:40,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 64 states have (on average 1.359375) internal successors, (87), 64 states have internal predecessors, (87), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:40,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 143 transitions. [2024-12-02 14:02:40,328 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 143 transitions. Word has length 181 [2024-12-02 14:02:40,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:40,328 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 143 transitions. [2024-12-02 14:02:40,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 14:02:40,328 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 143 transitions. [2024-12-02 14:02:40,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 14:02:40,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:40,332 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:40,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 14:02:40,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 14:02:40,533 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:40,533 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:40,534 INFO L85 PathProgramCache]: Analyzing trace with hash 290696086, now seen corresponding path program 1 times [2024-12-02 14:02:40,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:40,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1807282849] [2024-12-02 14:02:40,534 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:40,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:40,808 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:02:40,808 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:40,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1807282849] [2024-12-02 14:02:40,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1807282849] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:40,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:40,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:02:40,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532736166] [2024-12-02 14:02:40,809 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:40,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 14:02:40,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:40,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 14:02:40,810 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 14:02:40,811 INFO L87 Difference]: Start difference. First operand 94 states and 143 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:40,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:40,844 INFO L93 Difference]: Finished difference Result 185 states and 283 transitions. [2024-12-02 14:02:40,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 14:02:40,845 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2024-12-02 14:02:40,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:40,847 INFO L225 Difference]: With dead ends: 185 [2024-12-02 14:02:40,847 INFO L226 Difference]: Without dead ends: 94 [2024-12-02 14:02:40,848 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 14:02:40,849 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 277 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 14:02:40,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 277 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:02:40,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-12-02 14:02:40,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-12-02 14:02:40,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 64 states have (on average 1.34375) internal successors, (86), 64 states have internal predecessors, (86), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:40,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 142 transitions. [2024-12-02 14:02:40,862 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 142 transitions. Word has length 181 [2024-12-02 14:02:40,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:40,863 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 142 transitions. [2024-12-02 14:02:40,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:40,864 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2024-12-02 14:02:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 14:02:40,867 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:40,867 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:40,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 14:02:40,867 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:40,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:40,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1398247656, now seen corresponding path program 1 times [2024-12-02 14:02:40,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:40,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344032162] [2024-12-02 14:02:40,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:40,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:40,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:41,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:02:41,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:41,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344032162] [2024-12-02 14:02:41,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344032162] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:41,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:41,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:02:41,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796106093] [2024-12-02 14:02:41,393 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:41,394 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:02:41,394 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:41,395 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:02:41,395 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:02:41,395 INFO L87 Difference]: Start difference. First operand 94 states and 142 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:41,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:41,586 INFO L93 Difference]: Finished difference Result 185 states and 281 transitions. [2024-12-02 14:02:41,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:02:41,587 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2024-12-02 14:02:41,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:41,589 INFO L225 Difference]: With dead ends: 185 [2024-12-02 14:02:41,589 INFO L226 Difference]: Without dead ends: 94 [2024-12-02 14:02:41,590 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:02:41,591 INFO L435 NwaCegarLoop]: 136 mSDtfsCounter, 87 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 213 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:41,591 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 213 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 14:02:41,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2024-12-02 14:02:41,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2024-12-02 14:02:41,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 64 states have (on average 1.328125) internal successors, (85), 64 states have internal predecessors, (85), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:41,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 141 transitions. [2024-12-02 14:02:41,604 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 141 transitions. Word has length 181 [2024-12-02 14:02:41,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:41,605 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 141 transitions. [2024-12-02 14:02:41,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:41,605 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 141 transitions. [2024-12-02 14:02:41,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 14:02:41,608 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:41,608 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:41,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 14:02:41,608 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:41,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:41,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1616855962, now seen corresponding path program 1 times [2024-12-02 14:02:41,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:41,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731363811] [2024-12-02 14:02:41,609 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:41,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:41,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:02:42,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731363811] [2024-12-02 14:02:42,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731363811] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:42,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:42,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:02:42,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788465414] [2024-12-02 14:02:42,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:42,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:02:42,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:42,224 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:02:42,224 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:02:42,224 INFO L87 Difference]: Start difference. First operand 94 states and 141 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:42,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:42,533 INFO L93 Difference]: Finished difference Result 275 states and 415 transitions. [2024-12-02 14:02:42,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:02:42,533 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2024-12-02 14:02:42,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:42,536 INFO L225 Difference]: With dead ends: 275 [2024-12-02 14:02:42,536 INFO L226 Difference]: Without dead ends: 184 [2024-12-02 14:02:42,537 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:02:42,538 INFO L435 NwaCegarLoop]: 248 mSDtfsCounter, 216 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 311 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:42,538 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 311 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 14:02:42,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-12-02 14:02:42,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 118. [2024-12-02 14:02:42,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 88 states have (on average 1.3636363636363635) internal successors, (120), 88 states have internal predecessors, (120), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:42,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 176 transitions. [2024-12-02 14:02:42,581 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 176 transitions. Word has length 181 [2024-12-02 14:02:42,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:42,581 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 176 transitions. [2024-12-02 14:02:42,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:42,582 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 176 transitions. [2024-12-02 14:02:42,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 14:02:42,585 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:42,585 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:42,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 14:02:42,586 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:42,586 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:42,586 INFO L85 PathProgramCache]: Analyzing trace with hash 28508060, now seen corresponding path program 1 times [2024-12-02 14:02:42,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:42,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332474552] [2024-12-02 14:02:42,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:42,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:42,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:02:42,940 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:42,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332474552] [2024-12-02 14:02:42,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332474552] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:02:42,940 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:02:42,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:02:42,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [601272174] [2024-12-02 14:02:42,941 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:02:42,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:02:42,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:42,942 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:02:42,942 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:02:42,943 INFO L87 Difference]: Start difference. First operand 118 states and 176 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:43,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:43,158 INFO L93 Difference]: Finished difference Result 299 states and 446 transitions. [2024-12-02 14:02:43,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:02:43,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 181 [2024-12-02 14:02:43,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:43,162 INFO L225 Difference]: With dead ends: 299 [2024-12-02 14:02:43,162 INFO L226 Difference]: Without dead ends: 184 [2024-12-02 14:02:43,163 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:02:43,164 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 126 mSDsluCounter, 243 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 372 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:43,164 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 372 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 14:02:43,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2024-12-02 14:02:43,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 118. [2024-12-02 14:02:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 88 states have (on average 1.3522727272727273) internal successors, (119), 88 states have internal predecessors, (119), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 175 transitions. [2024-12-02 14:02:43,211 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 175 transitions. Word has length 181 [2024-12-02 14:02:43,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:43,212 INFO L471 AbstractCegarLoop]: Abstraction has 118 states and 175 transitions. [2024-12-02 14:02:43,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:02:43,212 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 175 transitions. [2024-12-02 14:02:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 14:02:43,214 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:43,214 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:43,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 14:02:43,215 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:43,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:43,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1338624892, now seen corresponding path program 1 times [2024-12-02 14:02:43,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:43,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654662634] [2024-12-02 14:02:43,216 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:43,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:02:43,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [256279173] [2024-12-02 14:02:43,349 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:43,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:43,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:43,351 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:43,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 14:02:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:43,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-12-02 14:02:43,520 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:02:45,205 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 753 proven. 54 refuted. 0 times theorem prover too weak. 705 trivial. 0 not checked. [2024-12-02 14:02:45,205 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:02:53,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 102 proven. 57 refuted. 0 times theorem prover too weak. 1353 trivial. 0 not checked. [2024-12-02 14:02:53,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:53,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654662634] [2024-12-02 14:02:53,495 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 14:02:53,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [256279173] [2024-12-02 14:02:53,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [256279173] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:02:53,495 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 14:02:53,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2024-12-02 14:02:53,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567789618] [2024-12-02 14:02:53,495 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 14:02:53,496 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-02 14:02:53,496 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:02:53,496 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-02 14:02:53,497 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2024-12-02 14:02:53,497 INFO L87 Difference]: Start difference. First operand 118 states and 175 transitions. Second operand has 20 states, 19 states have (on average 4.315789473684211) internal successors, (82), 18 states have internal predecessors, (82), 5 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) [2024-12-02 14:02:59,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:02:59,098 INFO L93 Difference]: Finished difference Result 249 states and 358 transitions. [2024-12-02 14:02:59,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 14:02:59,099 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 19 states have (on average 4.315789473684211) internal successors, (82), 18 states have internal predecessors, (82), 5 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) Word has length 183 [2024-12-02 14:02:59,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:02:59,100 INFO L225 Difference]: With dead ends: 249 [2024-12-02 14:02:59,100 INFO L226 Difference]: Without dead ends: 134 [2024-12-02 14:02:59,101 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 10.7s TimeCoverageRelationStatistics Valid=267, Invalid=603, Unknown=0, NotChecked=0, Total=870 [2024-12-02 14:02:59,102 INFO L435 NwaCegarLoop]: 104 mSDtfsCounter, 127 mSDsluCounter, 367 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 85 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 471 SdHoareTripleChecker+Invalid, 417 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 85 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-12-02 14:02:59,102 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 471 Invalid, 417 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [85 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-12-02 14:02:59,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2024-12-02 14:02:59,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 128. [2024-12-02 14:02:59,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 95 states have (on average 1.2842105263157895) internal successors, (122), 95 states have internal predecessors, (122), 28 states have call successors, (28), 4 states have call predecessors, (28), 4 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:02:59,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 178 transitions. [2024-12-02 14:02:59,129 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 178 transitions. Word has length 183 [2024-12-02 14:02:59,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:02:59,130 INFO L471 AbstractCegarLoop]: Abstraction has 128 states and 178 transitions. [2024-12-02 14:02:59,130 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 19 states have (on average 4.315789473684211) internal successors, (82), 18 states have internal predecessors, (82), 5 states have call successors, (38), 3 states have call predecessors, (38), 6 states have return successors, (39), 5 states have call predecessors, (39), 5 states have call successors, (39) [2024-12-02 14:02:59,130 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2024-12-02 14:02:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 14:02:59,132 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:02:59,132 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:02:59,142 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 14:02:59,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-12-02 14:02:59,333 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:02:59,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:02:59,333 INFO L85 PathProgramCache]: Analyzing trace with hash 870557822, now seen corresponding path program 1 times [2024-12-02 14:02:59,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:02:59,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1128430105] [2024-12-02 14:02:59,334 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:59,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:02:59,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:59,719 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 39 proven. 42 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 14:02:59,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 14:02:59,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1128430105] [2024-12-02 14:02:59,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1128430105] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 14:02:59,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360724746] [2024-12-02 14:02:59,720 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:02:59,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:02:59,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:02:59,721 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:02:59,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 14:02:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:02:59,830 INFO L256 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-02 14:02:59,833 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 797 proven. 78 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-12-02 14:03:00,102 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 14:03:00,354 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 39 proven. 42 refuted. 0 times theorem prover too weak. 1431 trivial. 0 not checked. [2024-12-02 14:03:00,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360724746] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 14:03:00,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 14:03:00,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 6] total 13 [2024-12-02 14:03:00,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940917113] [2024-12-02 14:03:00,354 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 14:03:00,355 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 14:03:00,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 14:03:00,356 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 14:03:00,356 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=114, Unknown=0, NotChecked=0, Total=156 [2024-12-02 14:03:00,356 INFO L87 Difference]: Start difference. First operand 128 states and 178 transitions. Second operand has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-12-02 14:03:01,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:01,308 INFO L93 Difference]: Finished difference Result 567 states and 771 transitions. [2024-12-02 14:03:01,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-12-02 14:03:01,309 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) Word has length 183 [2024-12-02 14:03:01,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:01,312 INFO L225 Difference]: With dead ends: 567 [2024-12-02 14:03:01,312 INFO L226 Difference]: Without dead ends: 442 [2024-12-02 14:03:01,313 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 363 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=446, Invalid=1276, Unknown=0, NotChecked=0, Total=1722 [2024-12-02 14:03:01,314 INFO L435 NwaCegarLoop]: 131 mSDtfsCounter, 548 mSDsluCounter, 511 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 301 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 563 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 722 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 301 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:01,314 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [563 Valid, 642 Invalid, 722 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [301 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 14:03:01,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 442 states. [2024-12-02 14:03:01,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 442 to 142. [2024-12-02 14:03:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 107 states have (on average 1.2523364485981308) internal successors, (134), 107 states have internal predecessors, (134), 28 states have call successors, (28), 6 states have call predecessors, (28), 6 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:03:01,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 190 transitions. [2024-12-02 14:03:01,353 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 190 transitions. Word has length 183 [2024-12-02 14:03:01,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:01,353 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 190 transitions. [2024-12-02 14:03:01,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.538461538461538) internal successors, (85), 13 states have internal predecessors, (85), 3 states have call successors, (42), 3 states have call predecessors, (42), 5 states have return successors, (43), 3 states have call predecessors, (43), 3 states have call successors, (43) [2024-12-02 14:03:01,354 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 190 transitions. [2024-12-02 14:03:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-12-02 14:03:01,355 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:01,356 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:01,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-12-02 14:03:01,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:03:01,556 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:01,557 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:01,557 INFO L85 PathProgramCache]: Analyzing trace with hash 190499452, now seen corresponding path program 1 times [2024-12-02 14:03:01,557 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 14:03:01,557 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982670248] [2024-12-02 14:03:01,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:01,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 14:03:01,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 14:03:01,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [304433188] [2024-12-02 14:03:01,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:01,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:03:01,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:03:01,624 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 14:03:01,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 14:03:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:03:01,734 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 14:03:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 14:03:01,867 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 14:03:01,867 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 14:03:01,868 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 14:03:01,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 14:03:02,069 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 14:03:02,072 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 14:03:02,159 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 14:03:02,161 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:03:02 BoogieIcfgContainer [2024-12-02 14:03:02,162 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 14:03:02,162 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 14:03:02,162 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 14:03:02,162 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 14:03:02,163 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:02:39" (3/4) ... [2024-12-02 14:03:02,165 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 14:03:02,165 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 14:03:02,166 INFO L158 Benchmark]: Toolchain (without parser) took 23430.59ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 116.8MB in the beginning and 258.1MB in the end (delta: -141.3MB). Peak memory consumption was 84.8MB. Max. memory is 16.1GB. [2024-12-02 14:03:02,166 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:02,166 INFO L158 Benchmark]: CACSL2BoogieTranslator took 277.73ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 14:03:02,167 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.55ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 99.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:02,167 INFO L158 Benchmark]: Boogie Preprocessor took 51.22ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 96.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:02,167 INFO L158 Benchmark]: RCFGBuilder took 492.45ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 71.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-02 14:03:02,167 INFO L158 Benchmark]: TraceAbstraction took 22558.12ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 71.1MB in the beginning and 258.2MB in the end (delta: -187.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2024-12-02 14:03:02,168 INFO L158 Benchmark]: Witness Printer took 3.20ms. Allocated memory is still 369.1MB. Free memory was 258.2MB in the beginning and 258.1MB in the end (delta: 47.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 14:03:02,169 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 277.73ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.4MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.55ms. Allocated memory is still 142.6MB. Free memory was 102.4MB in the beginning and 99.6MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.22ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 96.1MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 492.45ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 71.7MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 22558.12ms. Allocated memory was 142.6MB in the beginning and 369.1MB in the end (delta: 226.5MB). Free memory was 71.1MB in the beginning and 258.2MB in the end (delta: -187.1MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. * Witness Printer took 3.20ms. Allocated memory is still 369.1MB. Free memory was 258.2MB in the beginning and 258.1MB in the end (delta: 47.2kB). 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 someBinaryFLOATComparisonOperation at line 121, overapproximation of someBinaryFLOATComparisonOperation at line 161, overapproximation of someBinaryDOUBLEComparisonOperation at line 161. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_4 = 1; [L24] unsigned long int var_1_5 = 50; [L25] unsigned long int var_1_6 = 4; [L26] float var_1_7 = 15.8; [L27] float var_1_8 = 64.25; [L28] signed long int var_1_9 = -50; [L29] unsigned char var_1_13 = 1; [L30] unsigned long int var_1_14 = 3207304078; [L31] unsigned long int var_1_15 = 50; [L32] unsigned long int var_1_16 = 25; [L33] unsigned char var_1_17 = 1; [L34] unsigned char var_1_18 = 0; [L35] unsigned char var_1_19 = 0; [L36] unsigned short int var_1_20 = 1; [L37] unsigned long int var_1_21 = 50; [L38] signed char var_1_22 = -4; [L39] signed char var_1_23 = -10; [L40] unsigned long int var_1_24 = 2; [L41] unsigned long int var_1_25 = 2; [L42] unsigned long int var_1_26 = 1; [L43] unsigned short int var_1_27 = 256; [L44] unsigned short int var_1_28 = 10; [L45] unsigned short int var_1_29 = 16; [L46] signed long int var_1_30 = -16; [L47] unsigned char var_1_31 = 0; [L48] unsigned char var_1_32 = 32; [L49] unsigned char var_1_33 = 5; [L50] signed long int last_1_var_1_9 = -50; VAL [isInitial=0, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L165] isInitial = 1 [L166] FCALL initially() [L168] CALL updateLastVariables() [L158] last_1_var_1_9 = var_1_9 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L168] RET updateLastVariables() [L169] CALL updateVariables() [L114] var_1_5 = __VERIFIER_nondet_ulong() [L115] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L115] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L116] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L116] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L117] var_1_6 = __VERIFIER_nondet_ulong() [L118] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L118] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L119] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L119] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L120] var_1_8 = __VERIFIER_nondet_float() [L121] 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_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L121] 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_9=-50, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L122] var_1_14 = __VERIFIER_nondet_ulong() [L123] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L123] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L124] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L124] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L125] var_1_15 = __VERIFIER_nondet_ulong() [L126] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L126] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L127] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L127] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L128] var_1_16 = __VERIFIER_nondet_ulong() [L129] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L129] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L130] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L130] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L131] var_1_17 = __VERIFIER_nondet_uchar() [L132] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L132] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L133] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L133] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L134] var_1_18 = __VERIFIER_nondet_uchar() [L135] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L135] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L136] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L136] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L137] var_1_20 = __VERIFIER_nondet_ushort() [L138] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L138] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L139] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L139] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L140] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L140] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L141] var_1_23 = __VERIFIER_nondet_char() [L142] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L142] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L143] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L143] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L144] var_1_25 = __VERIFIER_nondet_ulong() [L145] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L145] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L146] CALL assume_abort_if_not(var_1_25 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L146] RET assume_abort_if_not(var_1_25 <= 4294967294) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=10, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L147] var_1_28 = __VERIFIER_nondet_ushort() [L148] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L148] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L149] CALL assume_abort_if_not(var_1_28 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L149] RET assume_abort_if_not(var_1_28 <= 65534) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L150] var_1_31 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_31 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L151] RET assume_abort_if_not(var_1_31 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L152] CALL assume_abort_if_not(var_1_31 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L152] RET assume_abort_if_not(var_1_31 <= 1) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=5, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L153] var_1_33 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_33 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L154] RET assume_abort_if_not(var_1_33 >= 0) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L155] CALL assume_abort_if_not(var_1_33 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L155] RET assume_abort_if_not(var_1_33 <= 254) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=2, var_1_25=1, var_1_26=1, var_1_27=256, var_1_28=0, var_1_29=16, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L169] RET updateVariables() [L170] CALL step() [L54] var_1_24 = var_1_25 [L55] var_1_26 = var_1_25 [L56] var_1_27 = var_1_28 [L57] var_1_29 = var_1_28 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L58] EXPR var_1_29 & var_1_27 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=32, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L58] COND FALSE !(var_1_24 <= (var_1_29 & var_1_27)) [L63] var_1_32 = var_1_33 [L64] signed long int stepLocal_0 = last_1_var_1_9; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_0=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L65] COND FALSE !(stepLocal_0 < last_1_var_1_9) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=50, var_1_22=-4, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L68] var_1_21 = var_1_6 [L69] var_1_22 = var_1_23 VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L70] COND FALSE !((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L73] unsigned long int stepLocal_4 = 4256310412u - 128u; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_4=4256310284, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L74] COND FALSE !(var_1_4 >= stepLocal_4) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L77] signed long int stepLocal_3 = var_1_9; [L78] unsigned long int stepLocal_2 = (((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)); VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=0, stepLocal_3=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L79] EXPR var_1_21 ^ 4u VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_2=0, stepLocal_3=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=79/5, var_1_9=-50] [L79] unsigned long int stepLocal_1 = var_1_21 ^ 4u; [L80] COND FALSE !(var_1_9 <= stepLocal_2) [L89] var_1_7 = var_1_8 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=1, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L91] COND FALSE !(var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L98] var_1_13 = var_1_18 VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L100] signed long int stepLocal_5 = (var_1_22 / 2) / var_1_20; VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, stepLocal_5=0, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L101] COND TRUE stepLocal_5 >= (~ 100) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=0, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L102] COND TRUE \read(var_1_13) [L103] var_1_19 = (var_1_17 && var_1_18) VAL [isInitial=1, last_1_var_1_9=-50, stepLocal_1=4, stepLocal_3=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L170] RET step() [L171] CALL, EXPR property() [L161] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L161] EXPR (var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L161] EXPR ((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L161-L162] return (((((((((var_1_21 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_4) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((last_1_var_1_9 < last_1_var_1_9) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_9 <= ((((var_1_21) > (var_1_5)) ? (var_1_21) : (var_1_5)))) ? ((var_1_9 < var_1_5) ? ((var_1_9 >= (var_1_21 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_22 + var_1_22) < 0 ) ? -(var_1_22 + var_1_22) : (var_1_22 + var_1_22))) + var_1_22))) : 1)) && ((var_1_21 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_22 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L171] RET, EXPR property() [L171] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] [L19] reach_error() VAL [isInitial=1, last_1_var_1_9=-50, var_1_13=-255, var_1_14=6442450943, var_1_15=0, var_1_16=4294967296, var_1_17=1, var_1_18=-255, var_1_19=1, var_1_1=17/2, var_1_20=2, var_1_21=0, var_1_22=3, var_1_23=3, var_1_24=1, var_1_25=1, var_1_26=1, var_1_27=0, var_1_28=0, var_1_29=0, var_1_30=-16, var_1_31=0, var_1_32=0, var_1_33=0, var_1_4=1, var_1_5=0, var_1_6=0, var_1_7=2, var_1_8=2, var_1_9=-50] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.4s, OverallIterations: 8, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1122 SdHoareTripleChecker+Valid, 1.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1104 mSDsluCounter, 2429 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1397 mSDsCounter, 390 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 980 IncrementalHoareTripleChecker+Invalid, 1370 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 390 mSolverCounterUnsat, 1032 mSDtfsCounter, 980 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 981 GetRequests, 903 SyntacticMatches, 2 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 11.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred in iteration=7, InterpolantAutomatonStates: 75, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 438 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 2184 NumberOfCodeBlocks, 2184 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1990 ConstructedInterpolants, 5 QuantifiedInterpolants, 8174 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1257 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 11 InterpolantComputations, 5 PerfectInterpolantSequences, 16305/16632 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 14:03:02,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 1c87c35ab7f46dfa906881dc78cf3989a4c72119f7f55258ddc47878726c0a4a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 14:03:04,137 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 14:03:04,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 14:03:04,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 14:03:04,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 14:03:04,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 14:03:04,248 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 14:03:04,248 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 14:03:04,249 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 14:03:04,249 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 14:03:04,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 14:03:04,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 14:03:04,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 14:03:04,249 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 14:03:04,249 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 14:03:04,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 14:03:04,250 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 14:03:04,251 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:03:04,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:04,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:04,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 14:03:04,252 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 14:03:04,253 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 14:03:04,253 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 -> 1c87c35ab7f46dfa906881dc78cf3989a4c72119f7f55258ddc47878726c0a4a [2024-12-02 14:03:04,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 14:03:04,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 14:03:04,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 14:03:04,500 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 14:03:04,501 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 14:03:04,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:03:07,233 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/971033529/8bbcb21f1e2b4f00acd7a8ef70f7a5a1/FLAGef284006f [2024-12-02 14:03:07,425 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 14:03:07,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:03:07,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/971033529/8bbcb21f1e2b4f00acd7a8ef70f7a5a1/FLAGef284006f [2024-12-02 14:03:07,446 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/data/971033529/8bbcb21f1e2b4f00acd7a8ef70f7a5a1 [2024-12-02 14:03:07,448 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 14:03:07,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 14:03:07,450 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 14:03:07,450 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 14:03:07,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 14:03:07,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@204978d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07, skipping insertion in model container [2024-12-02 14:03:07,455 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,470 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 14:03:07,596 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i[915,928] [2024-12-02 14:03:07,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:03:07,664 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 14:03:07,672 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_2b8aa21a-d117-442c-b781-cc0d41a0e801/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-10_file-61.i[915,928] [2024-12-02 14:03:07,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 14:03:07,710 INFO L204 MainTranslator]: Completed translation [2024-12-02 14:03:07,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07 WrapperNode [2024-12-02 14:03:07,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 14:03:07,711 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 14:03:07,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 14:03:07,712 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 14:03:07,717 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,729 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,752 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 172 [2024-12-02 14:03:07,753 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 14:03:07,753 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 14:03:07,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 14:03:07,754 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 14:03:07,763 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,763 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,767 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,780 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 14:03:07,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,781 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,791 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,792 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,796 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,798 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,799 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 14:03:07,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 14:03:07,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 14:03:07,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 14:03:07,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (1/1) ... [2024-12-02 14:03:07,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 14:03:07,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 14:03:07,832 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 14:03:07,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 14:03:07,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 14:03:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 14:03:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 14:03:07,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 14:03:07,856 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 14:03:07,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 14:03:07,923 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 14:03:07,924 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 14:03:08,338 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-12-02 14:03:08,338 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 14:03:08,348 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 14:03:08,348 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 14:03:08,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:03:08 BoogieIcfgContainer [2024-12-02 14:03:08,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 14:03:08,351 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 14:03:08,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 14:03:08,356 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 14:03:08,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:03:07" (1/3) ... [2024-12-02 14:03:08,356 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1504ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:03:08, skipping insertion in model container [2024-12-02 14:03:08,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:03:07" (2/3) ... [2024-12-02 14:03:08,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1504ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:03:08, skipping insertion in model container [2024-12-02 14:03:08,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:03:08" (3/3) ... [2024-12-02 14:03:08,358 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-61.i [2024-12-02 14:03:08,372 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 14:03:08,374 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-10_file-61.i that has 2 procedures, 79 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 14:03:08,417 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 14:03:08,427 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;@3b753363, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 14:03:08,427 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 14:03:08,431 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:03:08,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 14:03:08,442 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:08,443 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:08,443 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:08,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:08,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1803062383, now seen corresponding path program 1 times [2024-12-02 14:03:08,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:08,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1329748558] [2024-12-02 14:03:08,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:08,456 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 14:03:08,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:08,458 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:08,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:08,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:08,739 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 14:03:08,746 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:08,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 558 proven. 0 refuted. 0 times theorem prover too weak. 954 trivial. 0 not checked. [2024-12-02 14:03:08,788 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:03:08,788 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:03:08,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1329748558] [2024-12-02 14:03:08,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1329748558] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:08,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:08,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 14:03:08,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1570816468] [2024-12-02 14:03:08,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:08,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 14:03:08,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:03:08,811 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 14:03:08,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 14:03:08,813 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.375) internal successors, (66), 49 states have internal predecessors, (66), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 14:03:08,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:08,840 INFO L93 Difference]: Finished difference Result 151 states and 266 transitions. [2024-12-02 14:03:08,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 14:03:08,841 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 176 [2024-12-02 14:03:08,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:08,848 INFO L225 Difference]: With dead ends: 151 [2024-12-02 14:03:08,848 INFO L226 Difference]: Without dead ends: 75 [2024-12-02 14:03:08,851 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 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 14:03:08,854 INFO L435 NwaCegarLoop]: 115 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, 115 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 14:03:08,855 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 14:03:08,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-12-02 14:03:08,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-12-02 14:03:08,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 45 states have internal predecessors, (59), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:03:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 115 transitions. [2024-12-02 14:03:08,896 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 115 transitions. Word has length 176 [2024-12-02 14:03:08,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:08,896 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 115 transitions. [2024-12-02 14:03:08,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2024-12-02 14:03:08,897 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2024-12-02 14:03:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 14:03:08,900 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:08,900 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:08,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:09,101 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:09,101 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:09,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:09,102 INFO L85 PathProgramCache]: Analyzing trace with hash 1025274641, now seen corresponding path program 1 times [2024-12-02 14:03:09,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:09,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [556214158] [2024-12-02 14:03:09,103 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:09,103 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 14:03:09,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:09,104 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:09,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:09,419 INFO L256 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 14:03:09,425 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:10,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:03:10,179 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:03:10,179 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:03:10,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [556214158] [2024-12-02 14:03:10,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [556214158] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:10,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:10,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 14:03:10,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1298334550] [2024-12-02 14:03:10,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:10,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 14:03:10,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:03:10,183 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 14:03:10,183 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 14:03:10,183 INFO L87 Difference]: Start difference. First operand 75 states and 115 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:03:10,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:10,985 INFO L93 Difference]: Finished difference Result 236 states and 364 transitions. [2024-12-02 14:03:10,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 14:03:10,993 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2024-12-02 14:03:10,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:10,995 INFO L225 Difference]: With dead ends: 236 [2024-12-02 14:03:10,995 INFO L226 Difference]: Without dead ends: 164 [2024-12-02 14:03:10,996 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 14:03:10,996 INFO L435 NwaCegarLoop]: 127 mSDtfsCounter, 90 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:10,997 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 404 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 14:03:10,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-12-02 14:03:11,036 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 145. [2024-12-02 14:03:11,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 86 states have (on average 1.313953488372093) internal successors, (113), 86 states have internal predecessors, (113), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2024-12-02 14:03:11,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 225 transitions. [2024-12-02 14:03:11,041 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 225 transitions. Word has length 176 [2024-12-02 14:03:11,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:11,042 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 225 transitions. [2024-12-02 14:03:11,042 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:03:11,042 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 225 transitions. [2024-12-02 14:03:11,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 14:03:11,045 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:11,046 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:11,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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)] Forceful destruction successful, exit code 0 [2024-12-02 14:03:11,246 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:11,247 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:11,247 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:11,247 INFO L85 PathProgramCache]: Analyzing trace with hash -254589037, now seen corresponding path program 1 times [2024-12-02 14:03:11,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:11,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [591518521] [2024-12-02 14:03:11,248 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:11,248 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 14:03:11,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:11,251 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:11,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:11,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:11,506 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 14:03:11,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 14:03:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2024-12-02 14:03:12,077 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 14:03:12,077 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 14:03:12,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [591518521] [2024-12-02 14:03:12,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [591518521] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 14:03:12,078 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 14:03:12,078 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 14:03:12,078 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620462157] [2024-12-02 14:03:12,078 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 14:03:12,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 14:03:12,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 14:03:12,080 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 14:03:12,080 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:03:12,081 INFO L87 Difference]: Start difference. First operand 145 states and 225 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:03:12,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 14:03:12,473 INFO L93 Difference]: Finished difference Result 147 states and 226 transitions. [2024-12-02 14:03:12,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 14:03:12,479 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 176 [2024-12-02 14:03:12,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 14:03:12,481 INFO L225 Difference]: With dead ends: 147 [2024-12-02 14:03:12,481 INFO L226 Difference]: Without dead ends: 75 [2024-12-02 14:03:12,482 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-12-02 14:03:12,483 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 29 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 14:03:12,483 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 159 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 14:03:12,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-12-02 14:03:12,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-12-02 14:03:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 45 states have (on average 1.2666666666666666) internal successors, (57), 45 states have internal predecessors, (57), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-12-02 14:03:12,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 113 transitions. [2024-12-02 14:03:12,501 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 113 transitions. Word has length 176 [2024-12-02 14:03:12,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 14:03:12,502 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 113 transitions. [2024-12-02 14:03:12,503 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2024-12-02 14:03:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-12-02 14:03:12,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-12-02 14:03:12,506 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 14:03:12,506 INFO L218 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:03:12,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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)] Ended with exit code 0 [2024-12-02 14:03:12,707 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:12,707 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 14:03:12,708 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 14:03:12,708 INFO L85 PathProgramCache]: Analyzing trace with hash 446475541, now seen corresponding path program 1 times [2024-12-02 14:03:12,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 14:03:12,708 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2129223762] [2024-12-02 14:03:12,708 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 14:03:12,708 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 14:03:12,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 14:03:12,710 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 14:03:12,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b8aa21a-d117-442c-b781-cc0d41a0e801/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 (5)] Waiting until timeout for monitored process [2024-12-02 14:03:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 14:03:12,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-12-02 14:03:12,946 INFO L279 TraceCheckSpWp]: Computing forward predicates...