./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 47ce8d22fd075593205198574febc2a46fe49e2219a687d8db5742bbbc42e722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:39:55,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:39:55,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 13:39:55,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:39:55,095 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:39:55,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:39:55,117 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:39:55,117 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:39:55,117 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:39:55,117 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:39:55,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:39:55,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:39:55,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:39:55,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:39:55,118 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:39:55,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:39:55,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:39:55,119 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:39:55,119 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:39:55,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:39:55,120 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:39:55,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:39:55,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:39:55,121 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 -> 47ce8d22fd075593205198574febc2a46fe49e2219a687d8db5742bbbc42e722 [2024-12-02 13:39:55,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:39:55,364 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:39:55,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:39:55,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:39:55,368 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:39:55,369 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:39:57,991 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/d6403eefc/4833f63ef42243f980c43f317b10f16b/FLAG176b3122d [2024-12-02 13:39:58,212 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:39:58,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:39:58,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/d6403eefc/4833f63ef42243f980c43f317b10f16b/FLAG176b3122d [2024-12-02 13:39:58,552 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/d6403eefc/4833f63ef42243f980c43f317b10f16b [2024-12-02 13:39:58,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:39:58,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:39:58,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:39:58,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:39:58,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:39:58,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e2dee60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58, skipping insertion in model container [2024-12-02 13:39:58,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,575 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:39:58,676 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i[919,932] [2024-12-02 13:39:58,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:39:58,753 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:39:58,761 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i[919,932] [2024-12-02 13:39:58,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:39:58,808 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:39:58,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58 WrapperNode [2024-12-02 13:39:58,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:39:58,809 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:39:58,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:39:58,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:39:58,816 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,824 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,860 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 237 [2024-12-02 13:39:58,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:39:58,861 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:39:58,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:39:58,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:39:58,867 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,871 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,890 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 13:39:58,890 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,890 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,901 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,903 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,907 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:39:58,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:39:58,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:39:58,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:39:58,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (1/1) ... [2024-12-02 13:39:58,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:39:58,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:39:58,949 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:39:58,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:39:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:39:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:39:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:39:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 13:39:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:39:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:39:59,046 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:39:59,048 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:39:59,431 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-12-02 13:39:59,431 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:39:59,442 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:39:59,442 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:39:59,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:59 BoogieIcfgContainer [2024-12-02 13:39:59,443 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:39:59,445 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:39:59,445 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:39:59,449 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:39:59,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:39:58" (1/3) ... [2024-12-02 13:39:59,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51af9d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:59, skipping insertion in model container [2024-12-02 13:39:59,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:39:58" (2/3) ... [2024-12-02 13:39:59,450 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51af9d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:39:59, skipping insertion in model container [2024-12-02 13:39:59,450 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:59" (3/3) ... [2024-12-02 13:39:59,451 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:39:59,463 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:39:59,465 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i that has 2 procedures, 104 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:39:59,514 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:39:59,524 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;@68c422b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:39:59,524 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:39:59,528 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 76 states have (on average 1.4736842105263157) internal successors, (112), 77 states have internal predecessors, (112), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-12-02 13:39:59,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-02 13:39:59,540 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:39:59,541 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:39:59,541 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:39:59,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:39:59,546 INFO L85 PathProgramCache]: Analyzing trace with hash -810674329, now seen corresponding path program 1 times [2024-12-02 13:39:59,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:39:59,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101707510] [2024-12-02 13:39:59,554 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:39:59,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:39:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:39:59,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-12-02 13:39:59,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:39:59,807 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101707510] [2024-12-02 13:39:59,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101707510] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:39:59,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1985470894] [2024-12-02 13:39:59,808 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:39:59,808 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:39:59,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:39:59,811 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:39:59,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 13:39:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:39:59,971 INFO L256 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:39:59,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:00,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-12-02 13:40:00,002 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:40:00,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1985470894] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:00,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 13:40:00,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 13:40:00,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [713056840] [2024-12-02 13:40:00,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:00,008 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:40:00,008 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:00,022 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:40:00,022 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:40:00,024 INFO L87 Difference]: Start difference. First operand has 104 states, 76 states have (on average 1.4736842105263157) internal successors, (112), 77 states have internal predecessors, (112), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 13:40:00,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:00,046 INFO L93 Difference]: Finished difference Result 198 states and 337 transitions. [2024-12-02 13:40:00,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:40:00,047 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 172 [2024-12-02 13:40:00,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:00,052 INFO L225 Difference]: With dead ends: 198 [2024-12-02 13:40:00,052 INFO L226 Difference]: Without dead ends: 97 [2024-12-02 13:40:00,054 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 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 13:40:00,056 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 13:40:00,056 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 13:40:00,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2024-12-02 13:40:00,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2024-12-02 13:40:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 70 states have internal predecessors, (93), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-12-02 13:40:00,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 143 transitions. [2024-12-02 13:40:00,088 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 143 transitions. Word has length 172 [2024-12-02 13:40:00,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:00,089 INFO L471 AbstractCegarLoop]: Abstraction has 97 states and 143 transitions. [2024-12-02 13:40:00,089 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 13:40:00,089 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 143 transitions. [2024-12-02 13:40:00,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-02 13:40:00,092 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:00,092 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:00,099 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 13:40:00,292 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 13:40:00,293 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:00,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:00,293 INFO L85 PathProgramCache]: Analyzing trace with hash -2069795409, now seen corresponding path program 1 times [2024-12-02 13:40:00,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:00,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1435145686] [2024-12-02 13:40:00,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:00,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:00,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:00,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:00,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1435145686] [2024-12-02 13:40:00,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1435145686] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:00,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:00,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:40:00,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731460206] [2024-12-02 13:40:00,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:00,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:40:00,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:00,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:40:00,518 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:40:00,518 INFO L87 Difference]: Start difference. First operand 97 states and 143 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:00,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:00,570 INFO L93 Difference]: Finished difference Result 244 states and 357 transitions. [2024-12-02 13:40:00,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:40:00,570 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 172 [2024-12-02 13:40:00,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:00,573 INFO L225 Difference]: With dead ends: 244 [2024-12-02 13:40:00,573 INFO L226 Difference]: Without dead ends: 150 [2024-12-02 13:40:00,574 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 13:40:00,575 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 74 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 74 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:00,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [74 Valid, 271 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:40:00,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-12-02 13:40:00,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 147. [2024-12-02 13:40:00,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 147 states, 111 states have (on average 1.3333333333333333) internal successors, (148), 112 states have internal predecessors, (148), 33 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2024-12-02 13:40:00,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 214 transitions. [2024-12-02 13:40:00,593 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 214 transitions. Word has length 172 [2024-12-02 13:40:00,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:00,594 INFO L471 AbstractCegarLoop]: Abstraction has 147 states and 214 transitions. [2024-12-02 13:40:00,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:00,595 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2024-12-02 13:40:00,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-12-02 13:40:00,597 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:00,597 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:00,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 13:40:00,598 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:00,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:00,598 INFO L85 PathProgramCache]: Analyzing trace with hash 536228145, now seen corresponding path program 1 times [2024-12-02 13:40:00,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:00,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511726536] [2024-12-02 13:40:00,598 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:00,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:01,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:01,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:01,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511726536] [2024-12-02 13:40:01,214 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511726536] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:01,214 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:01,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:40:01,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487496411] [2024-12-02 13:40:01,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:01,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:40:01,215 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:01,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:40:01,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:40:01,216 INFO L87 Difference]: Start difference. First operand 147 states and 214 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:01,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:01,352 INFO L93 Difference]: Finished difference Result 351 states and 514 transitions. [2024-12-02 13:40:01,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 13:40:01,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 172 [2024-12-02 13:40:01,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:01,356 INFO L225 Difference]: With dead ends: 351 [2024-12-02 13:40:01,357 INFO L226 Difference]: Without dead ends: 207 [2024-12-02 13:40:01,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 13:40:01,358 INFO L435 NwaCegarLoop]: 204 mSDtfsCounter, 127 mSDsluCounter, 368 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:01,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 572 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 13:40:01,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-12-02 13:40:01,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 197. [2024-12-02 13:40:01,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 134 states have (on average 1.2462686567164178) internal successors, (167), 136 states have internal predecessors, (167), 58 states have call successors, (58), 4 states have call predecessors, (58), 4 states have return successors, (58), 56 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 13:40:01,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 283 transitions. [2024-12-02 13:40:01,389 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 283 transitions. Word has length 172 [2024-12-02 13:40:01,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:01,390 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 283 transitions. [2024-12-02 13:40:01,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:01,390 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 283 transitions. [2024-12-02 13:40:01,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-02 13:40:01,393 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:01,393 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:01,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 13:40:01,393 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:01,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:01,394 INFO L85 PathProgramCache]: Analyzing trace with hash 1834016962, now seen corresponding path program 1 times [2024-12-02 13:40:01,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:01,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108021179] [2024-12-02 13:40:01,394 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:01,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:01,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:01,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:01,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108021179] [2024-12-02 13:40:01,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108021179] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:01,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:01,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-12-02 13:40:01,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100262569] [2024-12-02 13:40:01,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:01,995 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 13:40:01,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:01,996 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 13:40:01,996 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-12-02 13:40:01,997 INFO L87 Difference]: Start difference. First operand 197 states and 283 transitions. Second operand has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:02,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:02,663 INFO L93 Difference]: Finished difference Result 550 states and 778 transitions. [2024-12-02 13:40:02,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 13:40:02,664 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 174 [2024-12-02 13:40:02,664 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:02,668 INFO L225 Difference]: With dead ends: 550 [2024-12-02 13:40:02,668 INFO L226 Difference]: Without dead ends: 406 [2024-12-02 13:40:02,669 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:40:02,670 INFO L435 NwaCegarLoop]: 196 mSDtfsCounter, 178 mSDsluCounter, 469 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 665 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:02,670 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 665 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 13:40:02,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 406 states. [2024-12-02 13:40:02,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 406 to 321. [2024-12-02 13:40:02,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 238 states have (on average 1.2605042016806722) internal successors, (300), 242 states have internal predecessors, (300), 76 states have call successors, (76), 6 states have call predecessors, (76), 6 states have return successors, (76), 72 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 13:40:02,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 452 transitions. [2024-12-02 13:40:02,730 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 452 transitions. Word has length 174 [2024-12-02 13:40:02,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:02,731 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 452 transitions. [2024-12-02 13:40:02,731 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.666666666666666) internal successors, (52), 6 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:02,731 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 452 transitions. [2024-12-02 13:40:02,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-12-02 13:40:02,733 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:02,733 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:02,733 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 13:40:02,733 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:02,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:02,734 INFO L85 PathProgramCache]: Analyzing trace with hash 145073220, now seen corresponding path program 1 times [2024-12-02 13:40:02,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:02,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [114432015] [2024-12-02 13:40:02,734 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:02,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:03,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:03,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [114432015] [2024-12-02 13:40:03,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [114432015] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:03,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:03,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 13:40:03,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704954236] [2024-12-02 13:40:03,204 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:03,204 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:40:03,204 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:03,205 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:40:03,205 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:40:03,205 INFO L87 Difference]: Start difference. First operand 321 states and 452 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:03,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:03,551 INFO L93 Difference]: Finished difference Result 761 states and 1061 transitions. [2024-12-02 13:40:03,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:40:03,552 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 174 [2024-12-02 13:40:03,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:03,555 INFO L225 Difference]: With dead ends: 761 [2024-12-02 13:40:03,555 INFO L226 Difference]: Without dead ends: 493 [2024-12-02 13:40:03,556 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:40:03,557 INFO L435 NwaCegarLoop]: 135 mSDtfsCounter, 103 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 174 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:03,557 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 460 Invalid, 174 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:40:03,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 493 states. [2024-12-02 13:40:03,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 493 to 323. [2024-12-02 13:40:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 240 states have (on average 1.2583333333333333) internal successors, (302), 243 states have internal predecessors, (302), 76 states have call successors, (76), 6 states have call predecessors, (76), 6 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 13:40:03,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 454 transitions. [2024-12-02 13:40:03,620 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 454 transitions. Word has length 174 [2024-12-02 13:40:03,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:03,620 INFO L471 AbstractCegarLoop]: Abstraction has 323 states and 454 transitions. [2024-12-02 13:40:03,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 454 transitions. [2024-12-02 13:40:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-12-02 13:40:03,623 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:03,623 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:03,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 13:40:03,623 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:03,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:03,624 INFO L85 PathProgramCache]: Analyzing trace with hash 604010525, now seen corresponding path program 1 times [2024-12-02 13:40:03,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:03,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152226485] [2024-12-02 13:40:03,624 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:03,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:03,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 6 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:03,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:03,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152226485] [2024-12-02 13:40:03,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152226485] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:40:03,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991927592] [2024-12-02 13:40:03,860 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:03,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:03,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:03,865 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:40:03,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 13:40:03,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:03,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 13:40:04,004 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:04,097 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 244 proven. 6 refuted. 0 times theorem prover too weak. 950 trivial. 0 not checked. [2024-12-02 13:40:04,097 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:04,299 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 6 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:04,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991927592] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:04,299 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:40:04,300 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-12-02 13:40:04,300 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308964446] [2024-12-02 13:40:04,300 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:04,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-12-02 13:40:04,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:04,301 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-12-02 13:40:04,301 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:40:04,301 INFO L87 Difference]: Start difference. First operand 323 states and 454 transitions. Second operand has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 13:40:04,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:04,706 INFO L93 Difference]: Finished difference Result 615 states and 856 transitions. [2024-12-02 13:40:04,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 13:40:04,707 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 175 [2024-12-02 13:40:04,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:04,709 INFO L225 Difference]: With dead ends: 615 [2024-12-02 13:40:04,710 INFO L226 Difference]: Without dead ends: 347 [2024-12-02 13:40:04,710 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2024-12-02 13:40:04,711 INFO L435 NwaCegarLoop]: 106 mSDtfsCounter, 295 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 341 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 317 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 482 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:04,711 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [317 Valid, 485 Invalid, 482 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 341 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 13:40:04,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 347 states. [2024-12-02 13:40:04,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 347 to 331. [2024-12-02 13:40:04,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 246 states have (on average 1.2276422764227641) internal successors, (302), 249 states have internal predecessors, (302), 76 states have call successors, (76), 8 states have call predecessors, (76), 8 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 13:40:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 454 transitions. [2024-12-02 13:40:04,765 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 454 transitions. Word has length 175 [2024-12-02 13:40:04,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:04,765 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 454 transitions. [2024-12-02 13:40:04,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.545454545454546) internal successors, (83), 11 states have internal predecessors, (83), 3 states have call successors, (29), 2 states have call predecessors, (29), 4 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2024-12-02 13:40:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 454 transitions. [2024-12-02 13:40:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-12-02 13:40:04,767 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:04,768 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:04,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 13:40:04,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-12-02 13:40:04,968 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:04,969 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:04,969 INFO L85 PathProgramCache]: Analyzing trace with hash 8921897, now seen corresponding path program 1 times [2024-12-02 13:40:04,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:04,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416527479] [2024-12-02 13:40:04,969 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:04,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 60 proven. 78 refuted. 0 times theorem prover too weak. 1062 trivial. 0 not checked. [2024-12-02 13:40:05,243 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:05,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416527479] [2024-12-02 13:40:05,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416527479] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:40:05,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [140505660] [2024-12-02 13:40:05,243 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:05,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:05,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:05,245 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:40:05,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 13:40:05,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:05,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 13:40:05,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 712 proven. 72 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-02 13:40:05,734 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:06,183 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 75 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-12-02 13:40:06,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [140505660] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:06,183 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:40:06,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 10] total 20 [2024-12-02 13:40:06,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888713763] [2024-12-02 13:40:06,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:06,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-12-02 13:40:06,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:06,185 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-12-02 13:40:06,185 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-12-02 13:40:06,185 INFO L87 Difference]: Start difference. First operand 331 states and 454 transitions. Second operand has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 6 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) [2024-12-02 13:40:08,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:08,190 INFO L93 Difference]: Finished difference Result 1291 states and 1732 transitions. [2024-12-02 13:40:08,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-12-02 13:40:08,191 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 6 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) Word has length 177 [2024-12-02 13:40:08,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:08,196 INFO L225 Difference]: With dead ends: 1291 [2024-12-02 13:40:08,196 INFO L226 Difference]: Without dead ends: 1019 [2024-12-02 13:40:08,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 439 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2377 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=1764, Invalid=5376, Unknown=0, NotChecked=0, Total=7140 [2024-12-02 13:40:08,199 INFO L435 NwaCegarLoop]: 215 mSDtfsCounter, 1086 mSDsluCounter, 630 mSDsCounter, 0 mSdLazyCounter, 943 mSolverCounterSat, 519 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1087 SdHoareTripleChecker+Valid, 845 SdHoareTripleChecker+Invalid, 1462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 943 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:08,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1087 Valid, 845 Invalid, 1462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 943 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 13:40:08,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2024-12-02 13:40:08,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 501. [2024-12-02 13:40:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 501 states, 370 states have (on average 1.2162162162162162) internal successors, (450), 375 states have internal predecessors, (450), 109 states have call successors, (109), 21 states have call predecessors, (109), 21 states have return successors, (109), 104 states have call predecessors, (109), 109 states have call successors, (109) [2024-12-02 13:40:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 668 transitions. [2024-12-02 13:40:08,252 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 668 transitions. Word has length 177 [2024-12-02 13:40:08,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:08,252 INFO L471 AbstractCegarLoop]: Abstraction has 501 states and 668 transitions. [2024-12-02 13:40:08,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 6.35) internal successors, (127), 20 states have internal predecessors, (127), 6 states have call successors, (53), 3 states have call predecessors, (53), 7 states have return successors, (54), 6 states have call predecessors, (54), 6 states have call successors, (54) [2024-12-02 13:40:08,253 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 668 transitions. [2024-12-02 13:40:08,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-12-02 13:40:08,254 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:08,254 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:08,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 13:40:08,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:08,455 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:08,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:08,456 INFO L85 PathProgramCache]: Analyzing trace with hash 781261522, now seen corresponding path program 1 times [2024-12-02 13:40:08,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:08,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570463856] [2024-12-02 13:40:08,456 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:08,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:08,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:08,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570463856] [2024-12-02 13:40:08,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570463856] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:08,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:08,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:40:08,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808185331] [2024-12-02 13:40:08,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:08,531 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:40:08,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:08,532 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:40:08,532 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:40:08,532 INFO L87 Difference]: Start difference. First operand 501 states and 668 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:08,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:08,617 INFO L93 Difference]: Finished difference Result 1018 states and 1337 transitions. [2024-12-02 13:40:08,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:40:08,618 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 179 [2024-12-02 13:40:08,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:08,622 INFO L225 Difference]: With dead ends: 1018 [2024-12-02 13:40:08,622 INFO L226 Difference]: Without dead ends: 588 [2024-12-02 13:40:08,623 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 13:40:08,624 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 36 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 269 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:08,624 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 269 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 13:40:08,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-12-02 13:40:08,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 584. [2024-12-02 13:40:08,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 443 states have (on average 1.1557562076749435) internal successors, (512), 450 states have internal predecessors, (512), 113 states have call successors, (113), 27 states have call predecessors, (113), 27 states have return successors, (113), 106 states have call predecessors, (113), 113 states have call successors, (113) [2024-12-02 13:40:08,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 738 transitions. [2024-12-02 13:40:08,673 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 738 transitions. Word has length 179 [2024-12-02 13:40:08,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:08,673 INFO L471 AbstractCegarLoop]: Abstraction has 584 states and 738 transitions. [2024-12-02 13:40:08,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 738 transitions. [2024-12-02 13:40:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 13:40:08,676 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:08,676 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:08,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-12-02 13:40:08,676 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:08,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:08,677 INFO L85 PathProgramCache]: Analyzing trace with hash -707506633, now seen corresponding path program 1 times [2024-12-02 13:40:08,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:08,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1196850870] [2024-12-02 13:40:08,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:08,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:08,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:09,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:09,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:09,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1196850870] [2024-12-02 13:40:09,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1196850870] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:09,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:09,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 13:40:09,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148652119] [2024-12-02 13:40:09,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:09,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 13:40:09,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:09,297 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 13:40:09,297 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:40:09,297 INFO L87 Difference]: Start difference. First operand 584 states and 738 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:09,890 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:09,891 INFO L93 Difference]: Finished difference Result 1668 states and 2094 transitions. [2024-12-02 13:40:09,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 13:40:09,891 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 181 [2024-12-02 13:40:09,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:09,896 INFO L225 Difference]: With dead ends: 1668 [2024-12-02 13:40:09,896 INFO L226 Difference]: Without dead ends: 1155 [2024-12-02 13:40:09,897 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2024-12-02 13:40:09,898 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 175 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 600 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:09,898 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 600 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 13:40:09,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2024-12-02 13:40:09,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 755. [2024-12-02 13:40:09,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 755 states, 592 states have (on average 1.1638513513513513) internal successors, (689), 601 states have internal predecessors, (689), 131 states have call successors, (131), 31 states have call predecessors, (131), 31 states have return successors, (131), 122 states have call predecessors, (131), 131 states have call successors, (131) [2024-12-02 13:40:09,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 755 states and 951 transitions. [2024-12-02 13:40:09,970 INFO L78 Accepts]: Start accepts. Automaton has 755 states and 951 transitions. Word has length 181 [2024-12-02 13:40:09,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:09,970 INFO L471 AbstractCegarLoop]: Abstraction has 755 states and 951 transitions. [2024-12-02 13:40:09,970 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:09,970 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 951 transitions. [2024-12-02 13:40:09,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 13:40:09,972 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:09,972 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:09,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 13:40:09,973 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:09,973 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:09,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1782022329, now seen corresponding path program 1 times [2024-12-02 13:40:09,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:09,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220604894] [2024-12-02 13:40:09,973 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:09,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:10,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 6 proven. 66 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:10,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:10,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220604894] [2024-12-02 13:40:10,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220604894] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:40:10,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1584401796] [2024-12-02 13:40:10,264 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:10,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:10,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:10,266 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:40:10,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 13:40:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:10,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 13:40:10,402 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 384 proven. 120 refuted. 0 times theorem prover too weak. 696 trivial. 0 not checked. [2024-12-02 13:40:10,945 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:11,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 18 proven. 123 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-12-02 13:40:11,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1584401796] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:11,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:40:11,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 8] total 16 [2024-12-02 13:40:11,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140872464] [2024-12-02 13:40:11,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:11,234 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-12-02 13:40:11,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:11,234 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-12-02 13:40:11,234 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2024-12-02 13:40:11,235 INFO L87 Difference]: Start difference. First operand 755 states and 951 transitions. Second operand has 16 states, 16 states have (on average 7.4375) internal successors, (119), 16 states have internal predecessors, (119), 5 states have call successors, (69), 3 states have call predecessors, (69), 7 states have return successors, (70), 5 states have call predecessors, (70), 5 states have call successors, (70) [2024-12-02 13:40:11,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:11,615 INFO L93 Difference]: Finished difference Result 1004 states and 1260 transitions. [2024-12-02 13:40:11,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-12-02 13:40:11,615 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.4375) internal successors, (119), 16 states have internal predecessors, (119), 5 states have call successors, (69), 3 states have call predecessors, (69), 7 states have return successors, (70), 5 states have call predecessors, (70), 5 states have call successors, (70) Word has length 181 [2024-12-02 13:40:11,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:11,617 INFO L225 Difference]: With dead ends: 1004 [2024-12-02 13:40:11,617 INFO L226 Difference]: Without dead ends: 320 [2024-12-02 13:40:11,618 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 353 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=162, Invalid=344, Unknown=0, NotChecked=0, Total=506 [2024-12-02 13:40:11,618 INFO L435 NwaCegarLoop]: 97 mSDtfsCounter, 306 mSDsluCounter, 350 mSDsCounter, 0 mSdLazyCounter, 328 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 309 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 349 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 328 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:11,619 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [309 Valid, 447 Invalid, 349 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 328 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 13:40:11,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 320 states. [2024-12-02 13:40:11,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 320 to 251. [2024-12-02 13:40:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 173 states have (on average 1.115606936416185) internal successors, (193), 174 states have internal predecessors, (193), 58 states have call successors, (58), 19 states have call predecessors, (58), 19 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 13:40:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 309 transitions. [2024-12-02 13:40:11,654 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 309 transitions. Word has length 181 [2024-12-02 13:40:11,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:11,654 INFO L471 AbstractCegarLoop]: Abstraction has 251 states and 309 transitions. [2024-12-02 13:40:11,655 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.4375) internal successors, (119), 16 states have internal predecessors, (119), 5 states have call successors, (69), 3 states have call predecessors, (69), 7 states have return successors, (70), 5 states have call predecessors, (70), 5 states have call successors, (70) [2024-12-02 13:40:11,655 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 309 transitions. [2024-12-02 13:40:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 13:40:11,656 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:11,656 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:11,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 13:40:11,856 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-12-02 13:40:11,856 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:11,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:11,857 INFO L85 PathProgramCache]: Analyzing trace with hash 438494977, now seen corresponding path program 1 times [2024-12-02 13:40:11,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:11,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772291605] [2024-12-02 13:40:11,857 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:11,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:12,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:12,219 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 13:40:12,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772291605] [2024-12-02 13:40:12,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [772291605] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 13:40:12,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1121323238] [2024-12-02 13:40:12,219 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:12,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:12,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:12,221 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:40:12,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 13:40:12,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:12,389 INFO L256 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-12-02 13:40:12,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:12,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 712 proven. 72 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-02 13:40:12,695 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:13,421 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 66 proven. 75 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2024-12-02 13:40:13,421 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1121323238] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:13,421 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 13:40:13,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 28 [2024-12-02 13:40:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1719911663] [2024-12-02 13:40:13,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:13,422 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2024-12-02 13:40:13,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 13:40:13,422 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2024-12-02 13:40:13,423 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=566, Unknown=0, NotChecked=0, Total=756 [2024-12-02 13:40:13,423 INFO L87 Difference]: Start difference. First operand 251 states and 309 transitions. Second operand has 28 states, 27 states have (on average 4.703703703703703) internal successors, (127), 28 states have internal predecessors, (127), 7 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 6 states have call predecessors, (55), 7 states have call successors, (55) [2024-12-02 13:40:14,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:14,495 INFO L93 Difference]: Finished difference Result 566 states and 693 transitions. [2024-12-02 13:40:14,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-12-02 13:40:14,496 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 27 states have (on average 4.703703703703703) internal successors, (127), 28 states have internal predecessors, (127), 7 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 6 states have call predecessors, (55), 7 states have call successors, (55) Word has length 181 [2024-12-02 13:40:14,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:14,498 INFO L225 Difference]: With dead ends: 566 [2024-12-02 13:40:14,498 INFO L226 Difference]: Without dead ends: 394 [2024-12-02 13:40:14,499 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 459 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=644, Invalid=1708, Unknown=0, NotChecked=0, Total=2352 [2024-12-02 13:40:14,499 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 573 mSDsluCounter, 521 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 208 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 573 SdHoareTripleChecker+Valid, 617 SdHoareTripleChecker+Invalid, 1165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 208 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:14,500 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [573 Valid, 617 Invalid, 1165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [208 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 13:40:14,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2024-12-02 13:40:14,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 256. [2024-12-02 13:40:14,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 178 states have (on average 1.1067415730337078) internal successors, (197), 179 states have internal predecessors, (197), 58 states have call successors, (58), 19 states have call predecessors, (58), 19 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 13:40:14,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 313 transitions. [2024-12-02 13:40:14,537 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 313 transitions. Word has length 181 [2024-12-02 13:40:14,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:14,537 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 313 transitions. [2024-12-02 13:40:14,537 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 27 states have (on average 4.703703703703703) internal successors, (127), 28 states have internal predecessors, (127), 7 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 6 states have call predecessors, (55), 7 states have call successors, (55) [2024-12-02 13:40:14,538 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 313 transitions. [2024-12-02 13:40:14,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-12-02 13:40:14,539 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:14,539 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:14,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-12-02 13:40:14,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-12-02 13:40:14,739 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:14,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:14,740 INFO L85 PathProgramCache]: Analyzing trace with hash 579043587, now seen corresponding path program 1 times [2024-12-02 13:40:14,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 13:40:14,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577218319] [2024-12-02 13:40:14,740 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:14,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 13:40:14,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 13:40:14,791 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [801161999] [2024-12-02 13:40:14,791 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:14,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 13:40:14,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:14,793 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 13:40:14,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 13:40:14,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:40:14,943 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 13:40:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 13:40:15,085 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 13:40:15,085 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 13:40:15,086 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 13:40:15,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 13:40:15,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-02 13:40:15,290 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:15,372 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 13:40:15,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:40:15 BoogieIcfgContainer [2024-12-02 13:40:15,375 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 13:40:15,375 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 13:40:15,375 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 13:40:15,375 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 13:40:15,376 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:39:59" (3/4) ... [2024-12-02 13:40:15,377 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 13:40:15,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 13:40:15,378 INFO L158 Benchmark]: Toolchain (without parser) took 16823.90ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 119.1MB in the beginning and 148.4MB in the end (delta: -29.3MB). Peak memory consumption was 245.9MB. Max. memory is 16.1GB. [2024-12-02 13:40:15,379 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:40:15,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.62ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 103.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 13:40:15,379 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.63ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 97.6MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:40:15,379 INFO L158 Benchmark]: Boogie Preprocessor took 59.15ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 89.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 13:40:15,379 INFO L158 Benchmark]: RCFGBuilder took 522.51ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 111.2MB in the end (delta: -21.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-12-02 13:40:15,380 INFO L158 Benchmark]: TraceAbstraction took 15930.18ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 110.7MB in the beginning and 148.5MB in the end (delta: -37.8MB). Peak memory consumption was 240.3MB. Max. memory is 16.1GB. [2024-12-02 13:40:15,380 INFO L158 Benchmark]: Witness Printer took 2.69ms. Allocated memory is still 419.4MB. Free memory was 148.5MB in the beginning and 148.4MB in the end (delta: 37.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 13:40:15,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.62ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 103.1MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.63ms. Allocated memory is still 142.6MB. Free memory was 102.9MB in the beginning and 97.6MB in the end (delta: 5.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.15ms. Allocated memory is still 142.6MB. Free memory was 97.6MB in the beginning and 89.6MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 522.51ms. Allocated memory is still 142.6MB. Free memory was 89.6MB in the beginning and 111.2MB in the end (delta: -21.6MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * TraceAbstraction took 15930.18ms. Allocated memory was 142.6MB in the beginning and 419.4MB in the end (delta: 276.8MB). Free memory was 110.7MB in the beginning and 148.5MB in the end (delta: -37.8MB). Peak memory consumption was 240.3MB. Max. memory is 16.1GB. * Witness Printer took 2.69ms. Allocated memory is still 419.4MB. Free memory was 148.5MB in the beginning and 148.4MB in the end (delta: 37.1kB). 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 163, overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 167, overapproximation of someBinaryFLOATComparisonOperation at line 171, overapproximation of someBinaryFLOATComparisonOperation at line 169, overapproximation of someBinaryFLOATComparisonOperation at line 185, overapproximation of someBinaryFLOATComparisonOperation at line 173, overapproximation of bitwiseOr at line 113, overapproximation of bitwiseOr at line 113, overapproximation of someBinaryDOUBLEComparisonOperation at line 185, overapproximation of someBinaryDOUBLEComparisonOperation at line 178, overapproximation of someBinaryArithmeticFLOAToperation at line 95. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 64; [L23] unsigned char var_1_4 = 0; [L24] unsigned long int var_1_5 = 3914692693; [L25] unsigned long int var_1_7 = 1; [L26] unsigned char var_1_8 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 50; [L30] signed long int var_1_12 = 25; [L31] signed long int var_1_13 = 1; [L32] float var_1_15 = 4.75; [L33] unsigned char var_1_16 = 100; [L34] float var_1_17 = 50.1; [L35] float var_1_18 = 100.9; [L36] float var_1_19 = 8.5; [L37] float var_1_20 = 10.625; [L38] float var_1_21 = 0.0; [L39] float var_1_22 = 7.8; [L40] float var_1_23 = 8.25; [L41] double var_1_24 = 5.5; [L42] signed char var_1_25 = -16; [L43] signed char var_1_27 = 4; [L44] float var_1_28 = 3.5; [L45] signed short int var_1_29 = -8; [L46] signed char var_1_31 = -32; [L47] signed char var_1_32 = 2; [L48] signed long int var_1_34 = -4; [L49] double var_1_38 = 0.5; [L50] double var_1_39 = 255.8; [L51] unsigned long int last_1_var_1_1 = 64; [L52] unsigned char last_1_var_1_11 = 50; VAL [isInitial=0, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L189] isInitial = 1 [L190] FCALL initially() [L192] CALL updateLastVariables() [L181] last_1_var_1_1 = var_1_1 [L182] last_1_var_1_11 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L192] RET updateLastVariables() [L193] CALL updateVariables() [L138] var_1_4 = __VERIFIER_nondet_uchar() [L139] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L139] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L140] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L140] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3914692693, var_1_7=1, var_1_8=0, var_1_9=0] [L141] var_1_5 = __VERIFIER_nondet_ulong() [L142] CALL assume_abort_if_not(var_1_5 >= 3221225470) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L142] RET assume_abort_if_not(var_1_5 >= 3221225470) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L143] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L143] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=1, var_1_8=0, var_1_9=0] [L144] var_1_7 = __VERIFIER_nondet_ulong() [L145] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L145] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_8=0, var_1_9=0] [L146] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L146] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L147] var_1_9 = __VERIFIER_nondet_uchar() [L148] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L148] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0] [L149] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L149] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L150] var_1_10 = __VERIFIER_nondet_uchar() [L151] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L151] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L152] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L152] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=25, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L153] var_1_12 = __VERIFIER_nondet_long() [L154] CALL assume_abort_if_not(var_1_12 >= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L154] RET assume_abort_if_not(var_1_12 >= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L155] CALL assume_abort_if_not(var_1_12 <= 29) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L155] RET assume_abort_if_not(var_1_12 <= 29) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=1, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L156] var_1_13 = __VERIFIER_nondet_long() [L157] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L157] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L158] CALL assume_abort_if_not(var_1_13 <= 14) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L158] RET assume_abort_if_not(var_1_13 <= 14) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=100, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L159] var_1_16 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L160] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L161] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_17=501/10, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L162] var_1_17 = __VERIFIER_nondet_float() [L163] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L163] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_19=17/2, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L164] var_1_19 = __VERIFIER_nondet_float() [L165] CALL assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L165] RET assume_abort_if_not((var_1_19 >= -461168.6018427382800e+13F && var_1_19 <= -1.0e-20F) || (var_1_19 <= 4611686.018427382800e+12F && var_1_19 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_20=85/8, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L166] var_1_20 = __VERIFIER_nondet_float() [L167] CALL assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L167] RET assume_abort_if_not((var_1_20 >= -461168.6018427382800e+13F && var_1_20 <= -1.0e-20F) || (var_1_20 <= 4611686.018427382800e+12F && var_1_20 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_21=0, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L168] var_1_21 = __VERIFIER_nondet_float() [L169] CALL assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L169] RET assume_abort_if_not((var_1_21 >= 2305843.009213691390e+12F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 4611686.018427382800e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_22=39/5, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L170] var_1_22 = __VERIFIER_nondet_float() [L171] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L171] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 2305843.009213691390e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_23=33/4, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L172] var_1_23 = __VERIFIER_nondet_float() [L173] CALL assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L173] RET assume_abort_if_not((var_1_23 >= 0.0F && var_1_23 <= -1.0e-20F) || (var_1_23 <= 4611686.018427382800e+12F && var_1_23 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=4, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L174] var_1_27 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L175] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L176] CALL assume_abort_if_not(var_1_27 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L176] RET assume_abort_if_not(var_1_27 <= 126) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_39=1279/5, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L177] var_1_39 = __VERIFIER_nondet_double() [L178] CALL assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L178] RET assume_abort_if_not((var_1_39 >= -922337.2036854765600e+13F && var_1_39 <= -1.0e-20F) || (var_1_39 <= 9223372.036854765600e+12F && var_1_39 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L193] RET updateVariables() [L194] CALL step() [L56] signed long int stepLocal_1 = last_1_var_1_11; [L57] signed long int stepLocal_0 = last_1_var_1_11; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, stepLocal_1=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L58] COND TRUE stepLocal_1 < last_1_var_1_1 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_0=50, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L59] COND FALSE !(last_1_var_1_1 <= stepLocal_0) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L63] unsigned long int stepLocal_3 = var_1_7; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L64] EXPR 5u << (var_1_12 - var_1_13) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_3=0, var_1_10=0, var_1_11=50, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L64] unsigned long int stepLocal_2 = 5u << (var_1_12 - var_1_13); [L65] COND FALSE !(! ((var_1_5 > var_1_7) || var_1_8)) [L76] var_1_11 = var_1_12 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=64, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L78] COND FALSE !(! (var_1_11 >= var_1_11)) [L85] var_1_1 = var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L87] COND FALSE !(\read(var_1_10)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_18=1009/10, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L92] COND FALSE !(\read(var_1_10)) [L95] var_1_18 = (((var_1_21 - var_1_22) - var_1_23) + var_1_20) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L97] unsigned long int stepLocal_4 = ~ var_1_1; VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, stepLocal_4=4294967281, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L98] COND FALSE !(stepLocal_4 <= (var_1_12 - var_1_11)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L101] COND FALSE !((~ (var_1_11 % 200u)) < 32u) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L104] COND FALSE !(var_1_1 > var_1_11) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=-8, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L107] COND TRUE (~ (5 + var_1_11)) >= 10000u [L108] var_1_29 = (((((var_1_11 + var_1_27)) > (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11))))) ? ((var_1_11 + var_1_27)) : (((((var_1_11) < 0 ) ? -(var_1_11) : (var_1_11)))))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=-32, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L112] var_1_31 = var_1_27 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] EXPR var_1_11 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] EXPR ((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] EXPR var_1_11 | -5 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] EXPR ((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L113] COND FALSE !(var_1_11 <= ((((var_1_27) < ((var_1_11 | -5))) ? (var_1_27) : ((var_1_11 | -5))))) [L118] COND TRUE ((((var_1_11) < (var_1_27)) ? (var_1_11) : (var_1_27))) <= var_1_11 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L119] COND FALSE !(\read(var_1_8)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=1/2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L135] var_1_38 = var_1_39 VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, stepLocal_2=5, stepLocal_3=0, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L194] RET step() [L195] CALL, EXPR property() [L185] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L185] EXPR (! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L185] EXPR (((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L185-L186] return ((((((! (var_1_11 >= var_1_11)) ? (var_1_8 ? (var_1_1 == ((unsigned long int) ((var_1_5 - var_1_11) - var_1_11))) : (var_1_1 == ((unsigned long int) var_1_5))) : (var_1_1 == ((unsigned long int) var_1_11))) && ((last_1_var_1_11 < last_1_var_1_1) ? ((last_1_var_1_1 <= last_1_var_1_11) ? (var_1_8 == ((unsigned char) ((var_1_4 && var_1_9) || var_1_10))) : 1) : 1)) && ((! ((var_1_5 > var_1_7) || var_1_8)) ? (((5u << (var_1_12 - var_1_13)) > (var_1_5 / 25u)) ? (((-64 * var_1_5) != var_1_7) ? (var_1_11 == ((unsigned char) ((((var_1_13) < (var_1_12)) ? (var_1_13) : (var_1_12))))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12))) : (var_1_11 == ((unsigned char) var_1_12)))) && (var_1_10 ? ((var_1_1 > (var_1_11 / (var_1_12 + var_1_16))) ? (var_1_15 == ((float) var_1_17)) : 1) : 1)) && (var_1_10 ? (var_1_18 == ((float) (var_1_19 + var_1_20))) : (var_1_18 == ((float) (((var_1_21 - var_1_22) - var_1_23) + var_1_20))))) && (((~ var_1_1) <= (var_1_12 - var_1_11)) ? (var_1_24 == ((double) var_1_22)) : 1) ; [L195] RET, EXPR property() [L195] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=50, last_1_var_1_1=64, var_1_10=0, var_1_11=14, var_1_12=14, var_1_13=14, var_1_15=19/4, var_1_16=1, var_1_1=14, var_1_24=11/2, var_1_25=-16, var_1_27=1, var_1_28=7/2, var_1_29=15, var_1_31=1, var_1_32=2, var_1_34=-4, var_1_38=2, var_1_39=2, var_1_4=0, var_1_5=3221225470, var_1_7=0, var_1_8=0, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.8s, OverallIterations: 12, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 5.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2979 SdHoareTripleChecker+Valid, 3.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2953 mSDsluCounter, 5374 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3698 mSDsCounter, 1059 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3315 IncrementalHoareTripleChecker+Invalid, 4374 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1059 mSolverCounterUnsat, 1676 mSDtfsCounter, 3315 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1784 GetRequests, 1595 SyntacticMatches, 0 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2941 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=755occurred in iteration=9, InterpolantAutomatonStates: 154, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 11 MinimizatonAttempts, 1413 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 3186 NumberOfCodeBlocks, 3186 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3518 ConstructedInterpolants, 0 QuantifiedInterpolants, 10459 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2027 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 20 InterpolantComputations, 7 PerfectInterpolantSequences, 23211/24000 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 13:40:15,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 47ce8d22fd075593205198574febc2a46fe49e2219a687d8db5742bbbc42e722 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 13:40:17,302 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 13:40:17,374 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 13:40:17,380 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 13:40:17,381 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 13:40:17,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 13:40:17,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 13:40:17,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 13:40:17,403 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 13:40:17,403 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 13:40:17,403 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 13:40:17,404 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 13:40:17,404 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 13:40:17,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 13:40:17,404 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 13:40:17,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 13:40:17,404 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 13:40:17,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 13:40:17,406 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:40:17,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 13:40:17,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:40:17,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 13:40:17,407 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 13:40:17,407 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 -> 47ce8d22fd075593205198574febc2a46fe49e2219a687d8db5742bbbc42e722 [2024-12-02 13:40:17,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 13:40:17,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 13:40:17,652 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 13:40:17,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 13:40:17,654 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 13:40:17,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:40:20,295 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/bf7ee0406/318e113c6b86437aa8e9172c56649a76/FLAG8d7468e7f [2024-12-02 13:40:20,503 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 13:40:20,503 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:40:20,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/bf7ee0406/318e113c6b86437aa8e9172c56649a76/FLAG8d7468e7f [2024-12-02 13:40:20,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/data/bf7ee0406/318e113c6b86437aa8e9172c56649a76 [2024-12-02 13:40:20,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 13:40:20,528 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 13:40:20,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 13:40:20,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 13:40:20,532 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 13:40:20,533 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e3e46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20, skipping insertion in model container [2024-12-02 13:40:20,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 13:40:20,658 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i[919,932] [2024-12-02 13:40:20,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:40:20,734 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 13:40:20,743 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_2f5cfe44-4ab5-4ec5-827d-a2204540748f/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i[919,932] [2024-12-02 13:40:20,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 13:40:20,795 INFO L204 MainTranslator]: Completed translation [2024-12-02 13:40:20,795 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20 WrapperNode [2024-12-02 13:40:20,795 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 13:40:20,796 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 13:40:20,796 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 13:40:20,796 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 13:40:20,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,835 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 188 [2024-12-02 13:40:20,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 13:40:20,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 13:40:20,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 13:40:20,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 13:40:20,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,850 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,863 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 13:40:20,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,874 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,875 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,884 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 13:40:20,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 13:40:20,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 13:40:20,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 13:40:20,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (1/1) ... [2024-12-02 13:40:20,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 13:40:20,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 13:40:20,916 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 13:40:20,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 13:40:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 13:40:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 13:40:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 13:40:20,936 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 13:40:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 13:40:20,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 13:40:21,006 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 13:40:21,008 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 13:40:23,968 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-12-02 13:40:23,968 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 13:40:23,979 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 13:40:23,979 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 13:40:23,979 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:40:23 BoogieIcfgContainer [2024-12-02 13:40:23,979 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 13:40:23,982 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 13:40:23,982 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 13:40:23,987 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 13:40:23,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:40:20" (1/3) ... [2024-12-02 13:40:23,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448929b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:40:23, skipping insertion in model container [2024-12-02 13:40:23,988 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:40:20" (2/3) ... [2024-12-02 13:40:23,988 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@448929b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:40:23, skipping insertion in model container [2024-12-02 13:40:23,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:40:23" (3/3) ... [2024-12-02 13:40:23,990 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i [2024-12-02 13:40:24,005 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 13:40:24,007 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-co_file-74.i that has 2 procedures, 86 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 13:40:24,058 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 13:40:24,069 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;@73894eaa, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 13:40:24,069 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 13:40:24,073 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 59 states have internal predecessors, (85), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-12-02 13:40:24,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 13:40:24,083 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:24,084 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:24,084 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:24,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:24,089 INFO L85 PathProgramCache]: Analyzing trace with hash -130451147, now seen corresponding path program 1 times [2024-12-02 13:40:24,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:24,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [160822955] [2024-12-02 13:40:24,098 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:24,098 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 13:40:24,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:24,100 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:24,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:24,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 13:40:24,514 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-12-02 13:40:24,552 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:40:24,552 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:40:24,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [160822955] [2024-12-02 13:40:24,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [160822955] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:24,553 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:24,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 13:40:24,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90533963] [2024-12-02 13:40:24,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:24,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 13:40:24,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:40:24,573 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 13:40:24,573 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 13:40:24,575 INFO L87 Difference]: Start difference. First operand has 86 states, 58 states have (on average 1.4655172413793103) internal successors, (85), 59 states have internal predecessors, (85), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 13:40:24,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:24,599 INFO L93 Difference]: Finished difference Result 161 states and 281 transitions. [2024-12-02 13:40:24,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 13:40:24,601 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 166 [2024-12-02 13:40:24,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:24,606 INFO L225 Difference]: With dead ends: 161 [2024-12-02 13:40:24,606 INFO L226 Difference]: Without dead ends: 78 [2024-12-02 13:40:24,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 165 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 13:40:24,611 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 13:40:24,612 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 13:40:24,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2024-12-02 13:40:24,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2024-12-02 13:40:24,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-12-02 13:40:24,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 115 transitions. [2024-12-02 13:40:24,644 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 115 transitions. Word has length 166 [2024-12-02 13:40:24,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:24,644 INFO L471 AbstractCegarLoop]: Abstraction has 78 states and 115 transitions. [2024-12-02 13:40:24,645 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-12-02 13:40:24,645 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 115 transitions. [2024-12-02 13:40:24,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2024-12-02 13:40:24,648 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:24,648 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:24,657 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:24,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:24,849 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:24,849 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:24,850 INFO L85 PathProgramCache]: Analyzing trace with hash -808643529, now seen corresponding path program 1 times [2024-12-02 13:40:24,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:24,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [742148636] [2024-12-02 13:40:24,850 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:24,850 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 13:40:24,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:24,852 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:24,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:25,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:25,246 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 13:40:25,254 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:27,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:27,210 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:40:27,210 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:40:27,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [742148636] [2024-12-02 13:40:27,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [742148636] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:27,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:27,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 13:40:27,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1900124630] [2024-12-02 13:40:27,211 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:27,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 13:40:27,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:40:27,213 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 13:40:27,213 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 13:40:27,214 INFO L87 Difference]: Start difference. First operand 78 states and 115 transitions. Second operand has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:29,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.69s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:31,065 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:31,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:31,066 INFO L93 Difference]: Finished difference Result 229 states and 340 transitions. [2024-12-02 13:40:31,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 13:40:31,083 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 166 [2024-12-02 13:40:31,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:31,085 INFO L225 Difference]: With dead ends: 229 [2024-12-02 13:40:31,085 INFO L226 Difference]: Without dead ends: 154 [2024-12-02 13:40:31,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 167 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:40:31,086 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 70 mSDsluCounter, 254 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 363 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:31,086 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 363 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-12-02 13:40:31,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2024-12-02 13:40:31,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 126. [2024-12-02 13:40:31,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 73 states have (on average 1.1917808219178083) internal successors, (87), 73 states have internal predecessors, (87), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 13:40:31,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 187 transitions. [2024-12-02 13:40:31,118 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 187 transitions. Word has length 166 [2024-12-02 13:40:31,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:31,119 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 187 transitions. [2024-12-02 13:40:31,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.8) internal successors, (44), 4 states have internal predecessors, (44), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:31,119 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 187 transitions. [2024-12-02 13:40:31,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 13:40:31,121 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:31,122 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:31,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 13:40:31,322 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:31,322 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:31,323 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:31,323 INFO L85 PathProgramCache]: Analyzing trace with hash -2048014510, now seen corresponding path program 1 times [2024-12-02 13:40:31,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:31,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [976170294] [2024-12-02 13:40:31,324 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:31,324 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 13:40:31,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:31,325 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:31,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:31,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 13:40:31,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 582 proven. 45 refuted. 0 times theorem prover too weak. 573 trivial. 0 not checked. [2024-12-02 13:40:32,150 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:32,751 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 27 proven. 45 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:32,751 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:40:32,751 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [976170294] [2024-12-02 13:40:32,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [976170294] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:32,751 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:40:32,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-12-02 13:40:32,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128903284] [2024-12-02 13:40:32,752 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:32,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 13:40:32,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:40:32,754 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 13:40:32,754 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 13:40:32,754 INFO L87 Difference]: Start difference. First operand 126 states and 187 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-12-02 13:40:36,307 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:36,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:36,383 INFO L93 Difference]: Finished difference Result 216 states and 311 transitions. [2024-12-02 13:40:36,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 13:40:36,400 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 167 [2024-12-02 13:40:36,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:36,402 INFO L225 Difference]: With dead ends: 216 [2024-12-02 13:40:36,402 INFO L226 Difference]: Without dead ends: 141 [2024-12-02 13:40:36,403 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 336 GetRequests, 326 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 13:40:36,403 INFO L435 NwaCegarLoop]: 80 mSDtfsCounter, 86 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 190 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:36,404 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 190 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-12-02 13:40:36,405 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-12-02 13:40:36,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 133. [2024-12-02 13:40:36,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.141025641025641) internal successors, (89), 78 states have internal predecessors, (89), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 13:40:36,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 189 transitions. [2024-12-02 13:40:36,429 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 189 transitions. Word has length 167 [2024-12-02 13:40:36,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:36,429 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 189 transitions. [2024-12-02 13:40:36,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2024-12-02 13:40:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2024-12-02 13:40:36,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 13:40:36,432 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:36,432 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:36,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:36,633 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:36,633 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:36,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:36,633 INFO L85 PathProgramCache]: Analyzing trace with hash 967089108, now seen corresponding path program 1 times [2024-12-02 13:40:36,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:36,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2140257106] [2024-12-02 13:40:36,634 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:36,634 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 13:40:36,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:36,635 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:36,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:37,044 INFO L256 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 13:40:37,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:37,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-12-02 13:40:37,090 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 13:40:37,090 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:40:37,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2140257106] [2024-12-02 13:40:37,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2140257106] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 13:40:37,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 13:40:37,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 13:40:37,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256838655] [2024-12-02 13:40:37,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 13:40:37,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 13:40:37,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:40:37,091 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 13:40:37,091 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 13:40:37,092 INFO L87 Difference]: Start difference. First operand 133 states and 189 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:39,332 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:39,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:39,387 INFO L93 Difference]: Finished difference Result 216 states and 309 transitions. [2024-12-02 13:40:39,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 13:40:39,388 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 167 [2024-12-02 13:40:39,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:39,390 INFO L225 Difference]: With dead ends: 216 [2024-12-02 13:40:39,390 INFO L226 Difference]: Without dead ends: 138 [2024-12-02 13:40:39,391 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 165 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 13:40:39,392 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 97 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:39,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 257 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-12-02 13:40:39,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-12-02 13:40:39,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 133. [2024-12-02 13:40:39,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 78 states have (on average 1.1282051282051282) internal successors, (88), 78 states have internal predecessors, (88), 50 states have call successors, (50), 4 states have call predecessors, (50), 4 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-12-02 13:40:39,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 188 transitions. [2024-12-02 13:40:39,418 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 188 transitions. Word has length 167 [2024-12-02 13:40:39,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:39,418 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 188 transitions. [2024-12-02 13:40:39,418 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-12-02 13:40:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 188 transitions. [2024-12-02 13:40:39,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 13:40:39,421 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:39,421 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:39,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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)] Ended with exit code 0 [2024-12-02 13:40:39,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:39,621 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:39,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:39,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1668153686, now seen corresponding path program 1 times [2024-12-02 13:40:39,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:39,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2010930268] [2024-12-02 13:40:39,622 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:39,623 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 13:40:39,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:39,624 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:39,625 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 (6)] Waiting until timeout for monitored process [2024-12-02 13:40:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:39,958 INFO L256 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-02 13:40:39,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:40:41,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 620 proven. 78 refuted. 0 times theorem prover too weak. 502 trivial. 0 not checked. [2024-12-02 13:40:41,004 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 13:40:41,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 30 proven. 42 refuted. 0 times theorem prover too weak. 1128 trivial. 0 not checked. [2024-12-02 13:40:41,844 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 13:40:41,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2010930268] [2024-12-02 13:40:41,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2010930268] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 13:40:41,844 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 13:40:41,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 17 [2024-12-02 13:40:41,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949130734] [2024-12-02 13:40:41,844 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 13:40:41,845 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-12-02 13:40:41,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 13:40:41,846 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-12-02 13:40:41,846 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=193, Unknown=0, NotChecked=0, Total=272 [2024-12-02 13:40:41,846 INFO L87 Difference]: Start difference. First operand 133 states and 188 transitions. Second operand has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-12-02 13:40:46,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:49,112 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 13:40:49,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 13:40:49,674 INFO L93 Difference]: Finished difference Result 285 states and 380 transitions. [2024-12-02 13:40:49,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 13:40:49,675 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) Word has length 167 [2024-12-02 13:40:49,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 13:40:49,676 INFO L225 Difference]: With dead ends: 285 [2024-12-02 13:40:49,676 INFO L226 Difference]: Without dead ends: 207 [2024-12-02 13:40:49,677 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 339 GetRequests, 317 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=171, Invalid=381, Unknown=0, NotChecked=0, Total=552 [2024-12-02 13:40:49,677 INFO L435 NwaCegarLoop]: 83 mSDtfsCounter, 284 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 115 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 343 SdHoareTripleChecker+Invalid, 679 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 115 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.5s IncrementalHoareTripleChecker+Time [2024-12-02 13:40:49,678 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 343 Invalid, 679 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [115 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 7.5s Time] [2024-12-02 13:40:49,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-12-02 13:40:49,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 185. [2024-12-02 13:40:49,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 117 states have (on average 1.1196581196581197) internal successors, (131), 118 states have internal predecessors, (131), 58 states have call successors, (58), 9 states have call predecessors, (58), 9 states have return successors, (58), 57 states have call predecessors, (58), 58 states have call successors, (58) [2024-12-02 13:40:49,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 247 transitions. [2024-12-02 13:40:49,701 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 247 transitions. Word has length 167 [2024-12-02 13:40:49,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 13:40:49,702 INFO L471 AbstractCegarLoop]: Abstraction has 185 states and 247 transitions. [2024-12-02 13:40:49,702 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 4.529411764705882) internal successors, (77), 16 states have internal predecessors, (77), 4 states have call successors, (39), 3 states have call predecessors, (39), 5 states have return successors, (40), 4 states have call predecessors, (40), 4 states have call successors, (40) [2024-12-02 13:40:49,702 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 247 transitions. [2024-12-02 13:40:49,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-12-02 13:40:49,704 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 13:40:49,705 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 13:40:49,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 (6)] Ended with exit code 0 [2024-12-02 13:40:49,905 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:49,905 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 13:40:49,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 13:40:49,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1081347672, now seen corresponding path program 1 times [2024-12-02 13:40:49,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 13:40:49,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2104926922] [2024-12-02 13:40:49,906 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 13:40:49,906 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 13:40:49,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 13:40:49,908 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 13:40:49,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f5cfe44-4ab5-4ec5-827d-a2204540748f/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 (7)] Waiting until timeout for monitored process [2024-12-02 13:40:50,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 13:40:50,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 38 conjuncts are in the unsatisfiable core [2024-12-02 13:40:50,273 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 13:41:41,415 WARN L286 SmtUtils]: Spent 16.03s on a formula simplification that was a NOOP. DAG size: 56 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-12-02 13:42:22,129 WARN L286 SmtUtils]: Spent 15.87s on a formula simplification that was a NOOP. DAG size: 59 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)