./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB --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 bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:23:03,426 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:23:03,532 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 05:23:03,538 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:23:03,538 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:23:03,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:23:03,565 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:23:03,565 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:23:03,565 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:23:03,566 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:23:03,566 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:23:03,566 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:23:03,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:23:03,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:23:03,566 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:23:03,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:23:03,567 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:23:03,568 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:23:03,568 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:03,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:03,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:03,570 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:23:03,570 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:23:03,571 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:23:03,571 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:23:03,571 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB 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 -> bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 [2024-11-28 05:23:03,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:23:03,919 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:23:03,927 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:23:03,928 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:23:03,928 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:23:03,930 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:23:06,934 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/79f99ee9e/495713aaa4fb490db8f07248c82ba092/FLAGb57af6b50 [2024-11-28 05:23:07,227 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:23:07,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:23:07,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/79f99ee9e/495713aaa4fb490db8f07248c82ba092/FLAGb57af6b50 [2024-11-28 05:23:07,281 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/79f99ee9e/495713aaa4fb490db8f07248c82ba092 [2024-11-28 05:23:07,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:23:07,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:23:07,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:23:07,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:23:07,295 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:23:07,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b50b7b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07, skipping insertion in model container [2024-11-28 05:23:07,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:23:07,488 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2024-11-28 05:23:07,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:23:07,604 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:23:07,614 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2024-11-28 05:23:07,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:23:07,669 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:23:07,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07 WrapperNode [2024-11-28 05:23:07,670 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:23:07,671 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:23:07,671 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:23:07,671 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:23:07,679 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,701 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,777 INFO L138 Inliner]: procedures = 26, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2024-11-28 05:23:07,778 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:23:07,778 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:23:07,778 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:23:07,779 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:23:07,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,800 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,832 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]. [2024-11-28 05:23:07,833 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,852 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,867 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,873 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,880 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:23:07,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:23:07,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:23:07,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:23:07,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (1/1) ... [2024-11-28 05:23:07,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:07,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:07,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:23:07,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:23:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:23:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:23:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:23:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 05:23:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:23:07,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:23:08,092 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:23:08,094 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:23:08,726 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-28 05:23:08,726 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:23:08,737 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:23:08,738 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:23:08,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:08 BoogieIcfgContainer [2024-11-28 05:23:08,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:23:08,740 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:23:08,740 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:23:08,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:23:08,746 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:23:07" (1/3) ... [2024-11-28 05:23:08,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68832fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:23:08, skipping insertion in model container [2024-11-28 05:23:08,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:07" (2/3) ... [2024-11-28 05:23:08,747 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68832fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:23:08, skipping insertion in model container [2024-11-28 05:23:08,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:08" (3/3) ... [2024-11-28 05:23:08,748 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:23:08,779 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:23:08,780 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i that has 2 procedures, 99 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:23:08,848 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:23:08,864 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;@3904b4f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:23:08,864 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:23:08,869 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 73 states have (on average 1.547945205479452) internal successors, (113), 74 states have internal predecessors, (113), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:23:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:23:08,886 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:08,887 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:08,887 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:08,893 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:08,893 INFO L85 PathProgramCache]: Analyzing trace with hash 1539672163, now seen corresponding path program 1 times [2024-11-28 05:23:08,902 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:08,903 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813820956] [2024-11-28 05:23:08,904 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:08,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:09,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:09,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 05:23:09,329 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:09,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813820956] [2024-11-28 05:23:09,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813820956] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:23:09,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199133273] [2024-11-28 05:23:09,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:09,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:09,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:09,340 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:23:09,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 05:23:09,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:09,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:23:09,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:23:09,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-11-28 05:23:09,698 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:23:09,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199133273] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:09,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:23:09,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 05:23:09,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862175248] [2024-11-28 05:23:09,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:09,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:23:09,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:09,734 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:23:09,735 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:23:09,737 INFO L87 Difference]: Start difference. First operand has 99 states, 73 states have (on average 1.547945205479452) internal successors, (113), 74 states have internal predecessors, (113), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:23:09,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:09,788 INFO L93 Difference]: Finished difference Result 191 states and 335 transitions. [2024-11-28 05:23:09,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:23:09,792 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) Word has length 156 [2024-11-28 05:23:09,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:09,802 INFO L225 Difference]: With dead ends: 191 [2024-11-28 05:23:09,802 INFO L226 Difference]: Without dead ends: 95 [2024-11-28 05:23:09,806 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:23:09,809 INFO L435 NwaCegarLoop]: 151 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, 151 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 [2024-11-28 05:23:09,810 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:23:09,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-28 05:23:09,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-28 05:23:09,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 70 states have (on average 1.5) internal successors, (105), 70 states have internal predecessors, (105), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:23:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 151 transitions. [2024-11-28 05:23:09,881 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 151 transitions. Word has length 156 [2024-11-28 05:23:09,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:09,883 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 151 transitions. [2024-11-28 05:23:09,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (23), 2 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:23:09,884 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 151 transitions. [2024-11-28 05:23:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-28 05:23:09,893 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:09,893 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:09,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 05:23:10,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 05:23:10,094 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:10,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:10,095 INFO L85 PathProgramCache]: Analyzing trace with hash 951786525, now seen corresponding path program 1 times [2024-11-28 05:23:10,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:10,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729866684] [2024-11-28 05:23:10,096 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:10,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:10,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:10,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:10,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729866684] [2024-11-28 05:23:10,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729866684] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:10,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:10,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:23:10,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107995839] [2024-11-28 05:23:10,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:10,526 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:23:10,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:10,527 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:23:10,527 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:23:10,528 INFO L87 Difference]: Start difference. First operand 95 states and 151 transitions. Second operand has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:10,722 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:10,722 INFO L93 Difference]: Finished difference Result 279 states and 447 transitions. [2024-11-28 05:23:10,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:23:10,723 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 156 [2024-11-28 05:23:10,724 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:10,726 INFO L225 Difference]: With dead ends: 279 [2024-11-28 05:23:10,726 INFO L226 Difference]: Without dead ends: 187 [2024-11-28 05:23:10,728 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 [2024-11-28 05:23:10,730 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 99 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 243 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:10,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 243 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 05:23:10,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 187 states. [2024-11-28 05:23:10,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 187 to 184. [2024-11-28 05:23:10,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 135 states have (on average 1.4814814814814814) internal successors, (200), 135 states have internal predecessors, (200), 46 states have call successors, (46), 2 states have call predecessors, (46), 2 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-28 05:23:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 292 transitions. [2024-11-28 05:23:10,795 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 292 transitions. Word has length 156 [2024-11-28 05:23:10,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:10,796 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 292 transitions. [2024-11-28 05:23:10,799 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:10,799 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 292 transitions. [2024-11-28 05:23:10,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-28 05:23:10,801 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:10,802 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:10,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 05:23:10,806 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:10,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:10,807 INFO L85 PathProgramCache]: Analyzing trace with hash -1219592401, now seen corresponding path program 1 times [2024-11-28 05:23:10,807 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:10,807 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [960741419] [2024-11-28 05:23:10,807 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:10,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:10,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:11,997 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 12 proven. 54 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:23:11,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:12,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [960741419] [2024-11-28 05:23:12,000 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [960741419] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:23:12,000 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1427906993] [2024-11-28 05:23:12,000 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:12,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:12,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:12,005 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:23:12,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:23:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:12,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:23:12,222 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:23:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 498 proven. 24 refuted. 0 times theorem prover too weak. 490 trivial. 0 not checked. [2024-11-28 05:23:12,481 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:23:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:23:12,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1427906993] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:23:12,865 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:23:12,866 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 5, 5] total 13 [2024-11-28 05:23:12,866 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665201845] [2024-11-28 05:23:12,866 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:23:12,867 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 05:23:12,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:12,870 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 05:23:12,871 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:23:12,872 INFO L87 Difference]: Start difference. First operand 184 states and 292 transitions. Second operand has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2024-11-28 05:23:15,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:15,719 INFO L93 Difference]: Finished difference Result 816 states and 1250 transitions. [2024-11-28 05:23:15,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-28 05:23:15,720 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) Word has length 157 [2024-11-28 05:23:15,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:15,725 INFO L225 Difference]: With dead ends: 816 [2024-11-28 05:23:15,726 INFO L226 Difference]: Without dead ends: 618 [2024-11-28 05:23:15,728 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 473 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=419, Invalid=1561, Unknown=0, NotChecked=0, Total=1980 [2024-11-28 05:23:15,730 INFO L435 NwaCegarLoop]: 201 mSDtfsCounter, 1068 mSDsluCounter, 850 mSDsCounter, 0 mSdLazyCounter, 1320 mSolverCounterSat, 254 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 1051 SdHoareTripleChecker+Invalid, 1574 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 254 IncrementalHoareTripleChecker+Valid, 1320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:15,730 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 1051 Invalid, 1574 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [254 Valid, 1320 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-28 05:23:15,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 618 states. [2024-11-28 05:23:15,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 618 to 514. [2024-11-28 05:23:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 407 states have (on average 1.4471744471744472) internal successors, (589), 412 states have internal predecessors, (589), 93 states have call successors, (93), 13 states have call predecessors, (93), 13 states have return successors, (93), 88 states have call predecessors, (93), 93 states have call successors, (93) [2024-11-28 05:23:15,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 775 transitions. [2024-11-28 05:23:15,856 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 775 transitions. Word has length 157 [2024-11-28 05:23:15,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:15,857 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 775 transitions. [2024-11-28 05:23:15,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 5 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 5 states have call predecessors, (55), 5 states have call successors, (55) [2024-11-28 05:23:15,860 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 775 transitions. [2024-11-28 05:23:15,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 05:23:15,868 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:15,868 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:15,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 05:23:16,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:16,069 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:16,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:16,070 INFO L85 PathProgramCache]: Analyzing trace with hash -1992661651, now seen corresponding path program 1 times [2024-11-28 05:23:16,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:16,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061606628] [2024-11-28 05:23:16,070 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:16,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:16,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:18,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 57 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2024-11-28 05:23:18,091 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:18,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061606628] [2024-11-28 05:23:18,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061606628] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:23:18,091 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1059202540] [2024-11-28 05:23:18,091 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:18,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:18,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:18,095 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:23:18,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:23:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:18,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-28 05:23:18,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:23:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 687 proven. 57 refuted. 0 times theorem prover too weak. 268 trivial. 0 not checked. [2024-11-28 05:23:21,187 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:23:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 123 proven. 66 refuted. 0 times theorem prover too weak. 823 trivial. 0 not checked. [2024-11-28 05:23:23,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1059202540] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:23:23,451 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:23:23,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 13, 15] total 37 [2024-11-28 05:23:23,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563686143] [2024-11-28 05:23:23,451 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:23:23,452 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-28 05:23:23,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:23,454 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-28 05:23:23,455 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=1060, Unknown=0, NotChecked=0, Total=1332 [2024-11-28 05:23:23,455 INFO L87 Difference]: Start difference. First operand 514 states and 775 transitions. Second operand has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) [2024-11-28 05:23:34,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:34,287 INFO L93 Difference]: Finished difference Result 1893 states and 2838 transitions. [2024-11-28 05:23:34,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-11-28 05:23:34,288 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) Word has length 158 [2024-11-28 05:23:34,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:34,303 INFO L225 Difference]: With dead ends: 1893 [2024-11-28 05:23:34,307 INFO L226 Difference]: Without dead ends: 1409 [2024-11-28 05:23:34,312 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 411 GetRequests, 305 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3846 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=2306, Invalid=9250, Unknown=0, NotChecked=0, Total=11556 [2024-11-28 05:23:34,314 INFO L435 NwaCegarLoop]: 201 mSDtfsCounter, 2485 mSDsluCounter, 2914 mSDsCounter, 0 mSdLazyCounter, 5012 mSolverCounterSat, 686 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2533 SdHoareTripleChecker+Valid, 3115 SdHoareTripleChecker+Invalid, 5698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 686 IncrementalHoareTripleChecker+Valid, 5012 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:34,316 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2533 Valid, 3115 Invalid, 5698 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [686 Valid, 5012 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2024-11-28 05:23:34,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2024-11-28 05:23:34,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 747. [2024-11-28 05:23:34,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 747 states, 594 states have (on average 1.4511784511784511) internal successors, (862), 601 states have internal predecessors, (862), 126 states have call successors, (126), 26 states have call predecessors, (126), 26 states have return successors, (126), 119 states have call predecessors, (126), 126 states have call successors, (126) [2024-11-28 05:23:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1114 transitions. [2024-11-28 05:23:34,457 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1114 transitions. Word has length 158 [2024-11-28 05:23:34,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:34,459 INFO L471 AbstractCegarLoop]: Abstraction has 747 states and 1114 transitions. [2024-11-28 05:23:34,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 34 states have (on average 4.411764705882353) internal successors, (150), 34 states have internal predecessors, (150), 13 states have call successors, (69), 5 states have call predecessors, (69), 11 states have return successors, (69), 12 states have call predecessors, (69), 13 states have call successors, (69) [2024-11-28 05:23:34,460 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1114 transitions. [2024-11-28 05:23:34,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2024-11-28 05:23:34,464 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:34,464 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:34,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 05:23:34,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:34,665 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:34,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:34,667 INFO L85 PathProgramCache]: Analyzing trace with hash 1484657195, now seen corresponding path program 1 times [2024-11-28 05:23:34,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:34,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1627267763] [2024-11-28 05:23:34,667 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:34,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:34,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:34,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:34,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:34,850 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1627267763] [2024-11-28 05:23:34,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1627267763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:34,850 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:34,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:23:34,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533708350] [2024-11-28 05:23:34,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:34,851 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:23:34,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:34,852 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:23:34,852 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:23:34,855 INFO L87 Difference]: Start difference. First operand 747 states and 1114 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:35,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:35,160 INFO L93 Difference]: Finished difference Result 1617 states and 2416 transitions. [2024-11-28 05:23:35,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:23:35,160 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 158 [2024-11-28 05:23:35,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:35,167 INFO L225 Difference]: With dead ends: 1617 [2024-11-28 05:23:35,167 INFO L226 Difference]: Without dead ends: 912 [2024-11-28 05:23:35,169 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:23:35,170 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 92 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:35,170 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 373 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:23:35,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2024-11-28 05:23:35,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 906. [2024-11-28 05:23:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 906 states, 721 states have (on average 1.4410540915395285) internal successors, (1039), 729 states have internal predecessors, (1039), 151 states have call successors, (151), 33 states have call predecessors, (151), 33 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-28 05:23:35,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 906 states and 1341 transitions. [2024-11-28 05:23:35,278 INFO L78 Accepts]: Start accepts. Automaton has 906 states and 1341 transitions. Word has length 158 [2024-11-28 05:23:35,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:35,279 INFO L471 AbstractCegarLoop]: Abstraction has 906 states and 1341 transitions. [2024-11-28 05:23:35,279 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:35,279 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1341 transitions. [2024-11-28 05:23:35,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:23:35,281 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:35,282 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:35,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 05:23:35,282 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:35,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:35,283 INFO L85 PathProgramCache]: Analyzing trace with hash 676189598, now seen corresponding path program 1 times [2024-11-28 05:23:35,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:35,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047161771] [2024-11-28 05:23:35,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:35,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:35,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:23:35,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:35,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047161771] [2024-11-28 05:23:35,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047161771] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:23:35,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934556198] [2024-11-28 05:23:35,600 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:35,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:35,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:35,603 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:23:35,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 05:23:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:35,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-28 05:23:35,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:23:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 22 proven. 66 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2024-11-28 05:23:36,124 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:23:36,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:23:36,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934556198] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:23:36,467 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-28 05:23:36,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 10 [2024-11-28 05:23:36,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054661443] [2024-11-28 05:23:36,468 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-28 05:23:36,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 05:23:36,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:36,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 05:23:36,470 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-11-28 05:23:36,470 INFO L87 Difference]: Start difference. First operand 906 states and 1341 transitions. Second operand has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) [2024-11-28 05:23:36,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:36,826 INFO L93 Difference]: Finished difference Result 2032 states and 2987 transitions. [2024-11-28 05:23:36,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 05:23:36,827 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) Word has length 159 [2024-11-28 05:23:36,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:36,839 INFO L225 Difference]: With dead ends: 2032 [2024-11-28 05:23:36,839 INFO L226 Difference]: Without dead ends: 1168 [2024-11-28 05:23:36,842 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=58, Invalid=98, Unknown=0, NotChecked=0, Total=156 [2024-11-28 05:23:36,844 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 189 mSDsluCounter, 284 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 417 SdHoareTripleChecker+Invalid, 274 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:36,844 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 417 Invalid, 274 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:23:36,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1168 states. [2024-11-28 05:23:36,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1168 to 1032. [2024-11-28 05:23:36,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1032 states, 834 states have (on average 1.4436450839328536) internal successors, (1204), 842 states have internal predecessors, (1204), 151 states have call successors, (151), 46 states have call predecessors, (151), 46 states have return successors, (151), 143 states have call predecessors, (151), 151 states have call successors, (151) [2024-11-28 05:23:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1506 transitions. [2024-11-28 05:23:36,997 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1506 transitions. Word has length 159 [2024-11-28 05:23:36,997 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:36,997 INFO L471 AbstractCegarLoop]: Abstraction has 1032 states and 1506 transitions. [2024-11-28 05:23:36,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.8) internal successors, (88), 10 states have internal predecessors, (88), 3 states have call successors, (67), 2 states have call predecessors, (67), 4 states have return successors, (68), 2 states have call predecessors, (68), 3 states have call successors, (68) [2024-11-28 05:23:36,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1506 transitions. [2024-11-28 05:23:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:23:37,004 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:37,004 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:37,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 05:23:37,204 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:23:37,205 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:37,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:37,205 INFO L85 PathProgramCache]: Analyzing trace with hash 955643848, now seen corresponding path program 1 times [2024-11-28 05:23:37,205 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:37,205 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2131114963] [2024-11-28 05:23:37,206 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:37,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:37,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:37,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:37,463 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:37,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2131114963] [2024-11-28 05:23:37,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2131114963] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:37,464 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:37,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 05:23:37,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1560049037] [2024-11-28 05:23:37,464 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:37,465 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 05:23:37,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:37,466 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 05:23:37,466 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-28 05:23:37,466 INFO L87 Difference]: Start difference. First operand 1032 states and 1506 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:38,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:38,070 INFO L93 Difference]: Finished difference Result 2393 states and 3516 transitions. [2024-11-28 05:23:38,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 05:23:38,071 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-28 05:23:38,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:38,082 INFO L225 Difference]: With dead ends: 2393 [2024-11-28 05:23:38,082 INFO L226 Difference]: Without dead ends: 1864 [2024-11-28 05:23:38,085 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:23:38,086 INFO L435 NwaCegarLoop]: 157 mSDtfsCounter, 285 mSDsluCounter, 448 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 605 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:38,087 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 605 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 05:23:38,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1864 states. [2024-11-28 05:23:38,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1864 to 1152. [2024-11-28 05:23:38,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1152 states, 956 states have (on average 1.4686192468619246) internal successors, (1404), 963 states have internal predecessors, (1404), 149 states have call successors, (149), 46 states have call predecessors, (149), 46 states have return successors, (149), 142 states have call predecessors, (149), 149 states have call successors, (149) [2024-11-28 05:23:38,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1152 states to 1152 states and 1702 transitions. [2024-11-28 05:23:38,244 INFO L78 Accepts]: Start accepts. Automaton has 1152 states and 1702 transitions. Word has length 159 [2024-11-28 05:23:38,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:38,246 INFO L471 AbstractCegarLoop]: Abstraction has 1152 states and 1702 transitions. [2024-11-28 05:23:38,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:38,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1702 transitions. [2024-11-28 05:23:38,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:23:38,250 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:38,250 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:38,250 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-28 05:23:38,251 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:38,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:38,252 INFO L85 PathProgramCache]: Analyzing trace with hash 137995398, now seen corresponding path program 1 times [2024-11-28 05:23:38,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:38,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072824673] [2024-11-28 05:23:38,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:38,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:38,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072824673] [2024-11-28 05:23:38,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072824673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:38,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:38,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 05:23:38,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889069528] [2024-11-28 05:23:38,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:38,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:23:38,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:38,365 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:23:38,365 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:23:38,365 INFO L87 Difference]: Start difference. First operand 1152 states and 1702 transitions. Second operand has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:38,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:38,591 INFO L93 Difference]: Finished difference Result 3281 states and 4865 transitions. [2024-11-28 05:23:38,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:23:38,592 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-28 05:23:38,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:38,605 INFO L225 Difference]: With dead ends: 3281 [2024-11-28 05:23:38,605 INFO L226 Difference]: Without dead ends: 2175 [2024-11-28 05:23:38,608 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 [2024-11-28 05:23:38,609 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 139 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:38,609 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 293 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:23:38,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2175 states. [2024-11-28 05:23:38,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2175 to 2173. [2024-11-28 05:23:38,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2173 states, 1801 states have (on average 1.4497501388117713) internal successors, (2611), 1814 states have internal predecessors, (2611), 284 states have call successors, (284), 87 states have call predecessors, (284), 87 states have return successors, (284), 271 states have call predecessors, (284), 284 states have call successors, (284) [2024-11-28 05:23:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2173 states to 2173 states and 3179 transitions. [2024-11-28 05:23:38,862 INFO L78 Accepts]: Start accepts. Automaton has 2173 states and 3179 transitions. Word has length 159 [2024-11-28 05:23:38,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:38,862 INFO L471 AbstractCegarLoop]: Abstraction has 2173 states and 3179 transitions. [2024-11-28 05:23:38,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.666666666666666) internal successors, (47), 3 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:38,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2173 states and 3179 transitions. [2024-11-28 05:23:38,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-28 05:23:38,867 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:38,867 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:38,867 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-28 05:23:38,867 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:38,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:38,868 INFO L85 PathProgramCache]: Analyzing trace with hash -1667442936, now seen corresponding path program 1 times [2024-11-28 05:23:38,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:38,868 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [625238177] [2024-11-28 05:23:38,868 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:38,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:38,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:39,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:39,068 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:39,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [625238177] [2024-11-28 05:23:39,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [625238177] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:39,069 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:39,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-28 05:23:39,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670965159] [2024-11-28 05:23:39,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:39,071 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-28 05:23:39,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:39,072 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-28 05:23:39,072 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-28 05:23:39,072 INFO L87 Difference]: Start difference. First operand 2173 states and 3179 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:39,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:39,526 INFO L93 Difference]: Finished difference Result 3891 states and 5721 transitions. [2024-11-28 05:23:39,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-28 05:23:39,526 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 159 [2024-11-28 05:23:39,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:39,540 INFO L225 Difference]: With dead ends: 3891 [2024-11-28 05:23:39,540 INFO L226 Difference]: Without dead ends: 2533 [2024-11-28 05:23:39,544 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-28 05:23:39,545 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 66 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 66 SdHoareTripleChecker+Valid, 543 SdHoareTripleChecker+Invalid, 262 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:39,545 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [66 Valid, 543 Invalid, 262 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 05:23:39,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2533 states. [2024-11-28 05:23:39,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2533 to 2190. [2024-11-28 05:23:39,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2190 states, 1818 states have (on average 1.4515951595159515) internal successors, (2639), 1831 states have internal predecessors, (2639), 284 states have call successors, (284), 87 states have call predecessors, (284), 87 states have return successors, (284), 271 states have call predecessors, (284), 284 states have call successors, (284) [2024-11-28 05:23:39,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2190 states to 2190 states and 3207 transitions. [2024-11-28 05:23:39,831 INFO L78 Accepts]: Start accepts. Automaton has 2190 states and 3207 transitions. Word has length 159 [2024-11-28 05:23:39,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:39,835 INFO L471 AbstractCegarLoop]: Abstraction has 2190 states and 3207 transitions. [2024-11-28 05:23:39,835 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:39,835 INFO L276 IsEmpty]: Start isEmpty. Operand 2190 states and 3207 transitions. [2024-11-28 05:23:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 05:23:39,838 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:39,839 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:39,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-28 05:23:39,839 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:39,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:39,840 INFO L85 PathProgramCache]: Analyzing trace with hash -1747102670, now seen corresponding path program 1 times [2024-11-28 05:23:39,840 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:39,840 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209508979] [2024-11-28 05:23:39,840 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:39,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:23:40,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:23:40,081 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:23:40,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209508979] [2024-11-28 05:23:40,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209508979] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:23:40,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:23:40,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 05:23:40,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776578680] [2024-11-28 05:23:40,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:23:40,082 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 05:23:40,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:23:40,083 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 05:23:40,083 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:23:40,083 INFO L87 Difference]: Start difference. First operand 2190 states and 3207 transitions. Second operand has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:40,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:23:40,330 INFO L93 Difference]: Finished difference Result 4577 states and 6706 transitions. [2024-11-28 05:23:40,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 05:23:40,331 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 160 [2024-11-28 05:23:40,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:23:40,345 INFO L225 Difference]: With dead ends: 4577 [2024-11-28 05:23:40,345 INFO L226 Difference]: Without dead ends: 2433 [2024-11-28 05:23:40,349 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-28 05:23:40,350 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 31 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:23:40,350 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 305 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:23:40,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2433 states. [2024-11-28 05:23:40,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2433 to 2215. [2024-11-28 05:23:40,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2215 states, 1843 states have (on average 1.4487249050461204) internal successors, (2670), 1856 states have internal predecessors, (2670), 284 states have call successors, (284), 87 states have call predecessors, (284), 87 states have return successors, (284), 271 states have call predecessors, (284), 284 states have call successors, (284) [2024-11-28 05:23:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 2215 states and 3238 transitions. [2024-11-28 05:23:40,584 INFO L78 Accepts]: Start accepts. Automaton has 2215 states and 3238 transitions. Word has length 160 [2024-11-28 05:23:40,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:23:40,584 INFO L471 AbstractCegarLoop]: Abstraction has 2215 states and 3238 transitions. [2024-11-28 05:23:40,585 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.0) internal successors, (48), 4 states have internal predecessors, (48), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:23:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 2215 states and 3238 transitions. [2024-11-28 05:23:40,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-28 05:23:40,589 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:23:40,589 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:40,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-28 05:23:40,589 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:23:40,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:23:40,590 INFO L85 PathProgramCache]: Analyzing trace with hash 7832308, now seen corresponding path program 1 times [2024-11-28 05:23:40,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:23:40,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638331413] [2024-11-28 05:23:40,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:23:40,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:23:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:23:40,674 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 05:23:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 05:23:40,901 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 05:23:40,901 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 05:23:40,902 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 05:23:40,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-28 05:23:40,908 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:23:41,072 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 05:23:41,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:23:41 BoogieIcfgContainer [2024-11-28 05:23:41,079 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:23:41,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:23:41,080 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:23:41,080 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:23:41,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:23:08" (3/4) ... [2024-11-28 05:23:41,084 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 05:23:41,084 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:23:41,086 INFO L158 Benchmark]: Toolchain (without parser) took 33798.99ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 118.6MB in the beginning and 209.4MB in the end (delta: -90.7MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,086 INFO L158 Benchmark]: CDTParser took 1.58ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:23:41,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.95ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 103.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.95ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 99.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:23:41,088 INFO L158 Benchmark]: Boogie Preprocessor took 105.61ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 94.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,088 INFO L158 Benchmark]: RCFGBuilder took 853.55ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 64.2MB in the end (delta: 29.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,089 INFO L158 Benchmark]: TraceAbstraction took 32339.33ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 63.6MB in the beginning and 213.6MB in the end (delta: -150.0MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,089 INFO L158 Benchmark]: Witness Printer took 4.41ms. Allocated memory is still 427.8MB. Free memory was 213.6MB in the beginning and 209.4MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:23:41,091 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.58ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.95ms. Allocated memory is still 142.6MB. Free memory was 118.6MB in the beginning and 103.4MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.95ms. Allocated memory is still 142.6MB. Free memory was 103.4MB in the beginning and 99.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 105.61ms. Allocated memory is still 142.6MB. Free memory was 99.4MB in the beginning and 94.1MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 853.55ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 64.2MB in the end (delta: 29.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 32339.33ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 63.6MB in the beginning and 213.6MB in the end (delta: -150.0MB). Peak memory consumption was 134.3MB. Max. memory is 16.1GB. * Witness Printer took 4.41ms. Allocated memory is still 427.8MB. Free memory was 213.6MB in the beginning and 209.4MB in the end (delta: 4.2MB). Peak memory consumption was 8.4MB. 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 182, overapproximation of someBinaryFLOATComparisonOperation at line 157, overapproximation of someBinaryFLOATComparisonOperation at line 165, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 155, overapproximation of someBinaryFLOATComparisonOperation at line 85, overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryDOUBLEComparisonOperation at line 120, overapproximation of someBinaryDOUBLEComparisonOperation at line 174, overapproximation of someBinaryDOUBLEComparisonOperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 173, overapproximation of someBinaryDOUBLEComparisonOperation at line 182, overapproximation of someBinaryArithmeticFLOAToperation at line 71. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 2; [L23] unsigned char var_1_4 = 100; [L24] unsigned char var_1_5 = 2; [L25] unsigned char var_1_6 = 64; [L26] unsigned char var_1_7 = 32; [L27] unsigned char var_1_8 = 32; [L28] float var_1_9 = 100.5; [L29] float var_1_11 = 0.8; [L30] float var_1_12 = 2.5; [L31] signed short int var_1_13 = -32; [L32] unsigned char var_1_15 = 1; [L33] unsigned char var_1_16 = 0; [L34] unsigned char var_1_17 = 0; [L35] float var_1_18 = 0.25; [L36] float var_1_19 = 100000000.25; [L37] signed char var_1_20 = 0; [L38] signed char var_1_21 = 10; [L39] double var_1_22 = 1000000.5; [L40] unsigned long int var_1_23 = 256; [L41] unsigned long int var_1_24 = 50; [L42] signed long int var_1_25 = 64; [L43] unsigned long int var_1_32 = 2219578776; [L44] unsigned char var_1_34 = 0; [L45] unsigned char var_1_36 = 5; [L46] unsigned char var_1_41 = 32; [L47] double var_1_42 = 16.125; [L48] double var_1_43 = 256.5; [L49] signed short int var_1_45 = -10; [L50] unsigned char last_1_var_1_1 = 2; [L51] unsigned char last_1_var_1_15 = 1; [L52] signed char last_1_var_1_20 = 0; VAL [isInitial=0, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L186] isInitial = 1 [L187] FCALL initially() [L189] CALL updateLastVariables() [L177] last_1_var_1_1 = var_1_1 [L178] last_1_var_1_15 = var_1_15 [L179] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=100, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L189] RET updateLastVariables() [L190] CALL updateVariables() [L139] var_1_4 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_4 >= 95) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L140] RET assume_abort_if_not(var_1_4 >= 95) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L141] CALL assume_abort_if_not(var_1_4 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L141] RET assume_abort_if_not(var_1_4 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=2, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L142] var_1_5 = __VERIFIER_nondet_uchar() [L143] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L143] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L144] CALL assume_abort_if_not(var_1_5 <= 32) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L144] RET assume_abort_if_not(var_1_5 <= 32) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=64, var_1_7=32, var_1_8=32, var_1_9=201/2] [L145] var_1_6 = __VERIFIER_nondet_uchar() [L146] CALL assume_abort_if_not(var_1_6 >= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L146] RET assume_abort_if_not(var_1_6 >= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L147] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L147] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=32, var_1_8=32, var_1_9=201/2] [L148] var_1_7 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_8=32, var_1_9=201/2] [L149] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_8=32, var_1_9=201/2] [L150] CALL assume_abort_if_not(var_1_7 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=32, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=32, var_1_9=201/2] [L150] RET assume_abort_if_not(var_1_7 <= 64) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=32, var_1_9=201/2] [L151] var_1_8 = __VERIFIER_nondet_uchar() [L152] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_9=201/2] [L152] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_9=201/2] [L153] CALL assume_abort_if_not(var_1_8 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L153] RET assume_abort_if_not(var_1_8 <= 63) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_11=4/5, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L154] var_1_11 = __VERIFIER_nondet_float() [L155] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L155] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=5/2, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L156] var_1_12 = __VERIFIER_nondet_float() [L157] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L157] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L158] var_1_16 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L159] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L160] CALL assume_abort_if_not(var_1_16 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L160] RET assume_abort_if_not(var_1_16 <= 0) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=0, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L161] var_1_17 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L162] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L163] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L163] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_19=400000001/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [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_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [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_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=10, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L166] var_1_21 = __VERIFIER_nondet_char() [L167] CALL assume_abort_if_not(var_1_21 >= -31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L167] RET assume_abort_if_not(var_1_21 >= -31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L168] CALL assume_abort_if_not(var_1_21 <= 31) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L168] RET assume_abort_if_not(var_1_21 <= 31) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=2219578776, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L169] var_1_32 = __VERIFIER_nondet_ulong() [L170] CALL assume_abort_if_not(var_1_32 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L170] RET assume_abort_if_not(var_1_32 >= 2147483647) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L171] CALL assume_abort_if_not(var_1_32 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L171] RET assume_abort_if_not(var_1_32 <= 4294967295) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_42=129/8, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L172] var_1_42 = __VERIFIER_nondet_double() [L173] CALL assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L173] RET assume_abort_if_not((var_1_42 >= -922337.2036854776000e+13F && var_1_42 <= -1.0e-20F) || (var_1_42 <= 9223372.036854776000e+12F && var_1_42 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L174] CALL assume_abort_if_not(var_1_42 != 0.0F) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L174] RET assume_abort_if_not(var_1_42 != 0.0F) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=1, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L190] RET updateVariables() [L191] CALL step() [L56] COND FALSE !(var_1_5 >= var_1_6) [L65] var_1_15 = var_1_17 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L67] unsigned char stepLocal_1 = var_1_15; [L68] unsigned char stepLocal_0 = var_1_15; VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_0=-255, stepLocal_1=-255, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L69] COND TRUE var_1_17 || stepLocal_0 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, stepLocal_1=-255, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_18=1/4, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L70] COND TRUE var_1_15 && stepLocal_1 [L71] var_1_18 = (var_1_11 + var_1_19) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L76] COND FALSE !((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=0, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L85] COND TRUE var_1_11 == var_1_18 [L86] var_1_20 = ((var_1_5 + var_1_21) + var_1_8) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L88] COND FALSE !(-32 < var_1_13) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=201/2] [L91] COND FALSE !((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) [L94] var_1_9 = var_1_12 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2000001/2, var_1_23=256, var_1_24=50, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L96] var_1_22 = var_1_12 [L97] var_1_23 = var_1_8 [L98] var_1_24 = var_1_6 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L99] EXPR var_1_13 >> var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L99] EXPR ((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L99] EXPR var_1_13 >> var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L99] EXPR ((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5)) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=64, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L99] COND FALSE !(var_1_13 < ((((var_1_20) < ((var_1_13 >> var_1_5))) ? (var_1_20) : ((var_1_13 >> var_1_5))))) [L108] COND TRUE (var_1_5 - var_1_7) <= (~ (var_1_32 - var_1_5)) [L109] var_1_25 = ((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7))) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L114] COND TRUE var_1_6 >= -25 [L115] var_1_34 = var_1_16 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L117] COND TRUE (var_1_12 - var_1_12) >= (var_1_11 * var_1_11) [L118] var_1_36 = 5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=32, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L120] COND TRUE (var_1_12 / ((((var_1_42) > (256.5)) ? (var_1_42) : (256.5)))) < var_1_11 [L121] var_1_41 = var_1_5 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L123] COND FALSE !((((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11))) >= (var_1_12 / var_1_42)) || var_1_16) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L128] EXPR var_1_5 & var_1_4 VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L128] EXPR var_1_13 ^ (var_1_5 & var_1_4) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L128] COND FALSE !(var_1_5 <= (var_1_13 ^ (var_1_5 & var_1_4))) [L191] RET step() [L192] CALL, EXPR property() [L182-L183] return (((((((((-32 < var_1_13) ? (var_1_1 == ((unsigned char) (((var_1_4 - var_1_5) + var_1_6) - (var_1_7 + ((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))))) : 1) && (((var_1_13 + ((((var_1_13) > (var_1_6)) ? (var_1_13) : (var_1_6)))) == var_1_5) ? (var_1_9 == ((float) ((4.5f + var_1_11) - var_1_12))) : (var_1_9 == ((float) var_1_12)))) && (((var_1_12 * ((((var_1_18) < (var_1_11)) ? (var_1_18) : (var_1_11)))) > (- var_1_18)) ? ((var_1_6 <= var_1_8) ? (var_1_15 ? (var_1_13 == ((signed short int) var_1_8)) : (var_1_13 == ((signed short int) var_1_5))) : 1) : 1)) && ((var_1_5 >= var_1_6) ? ((last_1_var_1_1 <= last_1_var_1_20) ? (var_1_15 == ((unsigned char) var_1_16)) : ((last_1_var_1_15 || var_1_16) ? (var_1_15 == ((unsigned char) var_1_17)) : 1)) : (var_1_15 == ((unsigned char) var_1_17)))) && ((var_1_17 || var_1_15) ? ((var_1_15 && var_1_15) ? (var_1_18 == ((float) (var_1_11 + var_1_19))) : (var_1_18 == ((float) var_1_19))) : 1)) && ((var_1_11 == var_1_18) ? (var_1_20 == ((signed char) ((var_1_5 + var_1_21) + var_1_8))) : 1)) && (var_1_22 == ((double) var_1_12))) && (var_1_23 == ((unsigned long int) var_1_8))) && (var_1_24 == ((unsigned long int) var_1_6)) ; VAL [\result=0, isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L192] RET, EXPR property() [L192] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] [L19] reach_error() VAL [isInitial=1, last_1_var_1_15=1, last_1_var_1_1=2, last_1_var_1_20=0, var_1_12=2219578781, var_1_13=-32, var_1_15=-255, var_1_16=0, var_1_17=-255, var_1_1=2, var_1_20=94, var_1_21=31, var_1_22=2219578781, var_1_23=63, var_1_24=127, var_1_25=127, var_1_32=-1, var_1_34=0, var_1_36=5, var_1_41=0, var_1_43=513/2, var_1_45=-10, var_1_4=-129, var_1_5=0, var_1_6=49535, var_1_7=-256, var_1_8=63, var_1_9=2219578781] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 99 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.1s, OverallIterations: 11, TraceHistogramMax: 23, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4517 SdHoareTripleChecker+Valid, 9.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4454 mSDsluCounter, 7096 SdHoareTripleChecker+Invalid, 8.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5467 mSDsCounter, 989 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7474 IncrementalHoareTripleChecker+Invalid, 8463 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 989 mSolverCounterUnsat, 1629 mSDtfsCounter, 7474 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1287 GetRequests, 1108 SyntacticMatches, 1 SemanticMatches, 178 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4329 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2215occurred in iteration=10, InterpolantAutomatonStates: 166, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 10 MinimizatonAttempts, 2186 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 11.0s InterpolantComputationTime, 2371 NumberOfCodeBlocks, 2371 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2668 ConstructedInterpolants, 0 QuantifiedInterpolants, 10657 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1532 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 17 InterpolantComputations, 7 PerfectInterpolantSequences, 16680/17204 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 [2024-11-28 05:23:41,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB --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 bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:23:43,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:23:43,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-28 05:23:43,878 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:23:43,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:23:43,919 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:23:43,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:23:43,922 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:23:43,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:23:43,922 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:23:43,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:23:43,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:23:43,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:23:43,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:23:43,925 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:23:43,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:23:43,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:23:43,925 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:23:43,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:23:43,926 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:23:43,927 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:23:43,927 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:23:43,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:23:43,927 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:23:43,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:23:43,927 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:23:43,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:43,928 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:43,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:43,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:43,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:23:43,929 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:43,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:43,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:43,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:43,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:23:43,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:23:43,930 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:23:43,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:23:43,930 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:23:43,930 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:23:43,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:23:43,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:23:43,931 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:23:43,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:23:43,931 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB 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 -> bc5779ebdfe5c74a3db41d9bf7ba8251563c3c8378a523b151aca96b4ca86800 [2024-11-28 05:23:44,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:23:44,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:23:44,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:23:44,236 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:23:44,236 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:23:44,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:23:47,268 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/6e5f2227c/04d963ed0be74a07b276609f70246497/FLAG9da75f895 [2024-11-28 05:23:47,566 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:23:47,570 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:23:47,586 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/6e5f2227c/04d963ed0be74a07b276609f70246497/FLAG9da75f895 [2024-11-28 05:23:47,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/data/6e5f2227c/04d963ed0be74a07b276609f70246497 [2024-11-28 05:23:47,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:23:47,848 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:23:47,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:23:47,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:23:47,857 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:23:47,858 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:47" (1/1) ... [2024-11-28 05:23:47,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125c1d18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:47, skipping insertion in model container [2024-11-28 05:23:47,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:47" (1/1) ... [2024-11-28 05:23:47,889 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:23:48,065 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2024-11-28 05:23:48,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:23:48,171 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:23:48,183 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_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i[919,932] [2024-11-28 05:23:48,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:23:48,244 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:23:48,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48 WrapperNode [2024-11-28 05:23:48,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:23:48,247 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:23:48,247 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:23:48,247 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:23:48,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,274 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,321 INFO L138 Inliner]: procedures = 27, calls = 36, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 178 [2024-11-28 05:23:48,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:23:48,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:23:48,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:23:48,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:23:48,338 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,347 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,372 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]. [2024-11-28 05:23:48,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,393 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,394 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,402 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,408 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:23:48,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:23:48,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:23:48,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:23:48,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (1/1) ... [2024-11-28 05:23:48,430 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:48,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:23:48,460 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:23:48,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:23:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:23:48,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:23:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:23:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:23:48,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:23:48,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:23:48,579 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:23:48,581 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:24:09,749 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 05:24:09,749 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:24:09,768 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:24:09,771 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:24:09,771 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:09 BoogieIcfgContainer [2024-11-28 05:24:09,772 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:24:09,776 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:24:09,776 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:24:09,784 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:24:09,784 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:23:47" (1/3) ... [2024-11-28 05:24:09,785 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bffab41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:09, skipping insertion in model container [2024-11-28 05:24:09,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:48" (2/3) ... [2024-11-28 05:24:09,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bffab41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:09, skipping insertion in model container [2024-11-28 05:24:09,787 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:09" (3/3) ... [2024-11-28 05:24:09,790 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i [2024-11-28 05:24:09,810 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:24:09,814 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-32.i that has 2 procedures, 80 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 05:24:09,921 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 05:24:09,936 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;@12b7be, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 05:24:09,937 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 05:24:09,944 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:24:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 05:24:09,959 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:24:09,960 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:24:09,961 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:24:09,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:24:09,967 INFO L85 PathProgramCache]: Analyzing trace with hash 762980394, now seen corresponding path program 1 times [2024-11-28 05:24:09,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:24:09,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [369094815] [2024-11-28 05:24:09,982 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:24:09,983 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 [2024-11-28 05:24:09,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:24:09,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 05:24:09,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:24:12,414 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 05:24:12,432 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:24:12,493 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 548 trivial. 0 not checked. [2024-11-28 05:24:12,494 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:24:12,495 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:24:12,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [369094815] [2024-11-28 05:24:12,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [369094815] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:24:12,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:24:12,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 05:24:12,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333782555] [2024-11-28 05:24:12,503 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:24:12,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 05:24:12,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:24:12,537 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 05:24:12,538 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:24:12,541 INFO L87 Difference]: Start difference. First operand has 80 states, 54 states have (on average 1.5185185185185186) internal successors, (82), 55 states have internal predecessors, (82), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:24:12,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:24:12,601 INFO L93 Difference]: Finished difference Result 153 states and 273 transitions. [2024-11-28 05:24:12,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 05:24:12,604 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 152 [2024-11-28 05:24:12,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:24:12,615 INFO L225 Difference]: With dead ends: 153 [2024-11-28 05:24:12,617 INFO L226 Difference]: Without dead ends: 76 [2024-11-28 05:24:12,622 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 05:24:12,630 INFO L435 NwaCegarLoop]: 120 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, 120 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 [2024-11-28 05:24:12,633 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 05:24:12,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-28 05:24:12,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-28 05:24:12,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 51 states have (on average 1.4509803921568627) internal successors, (74), 51 states have internal predecessors, (74), 23 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-28 05:24:12,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 120 transitions. [2024-11-28 05:24:12,705 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 120 transitions. Word has length 152 [2024-11-28 05:24:12,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:24:12,706 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 120 transitions. [2024-11-28 05:24:12,707 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2024-11-28 05:24:12,708 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2024-11-28 05:24:12,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-28 05:24:12,715 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:24:12,715 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:24:12,754 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:12,916 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:12,917 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:24:12,918 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:24:12,919 INFO L85 PathProgramCache]: Analyzing trace with hash 812820708, now seen corresponding path program 1 times [2024-11-28 05:24:12,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:24:12,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1300174780] [2024-11-28 05:24:12,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:24:12,921 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 [2024-11-28 05:24:12,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:24:12,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 05:24:12,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:15,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:24:15,324 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 05:24:15,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:24:20,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 508 proven. 42 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2024-11-28 05:24:20,091 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:24:23,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 946 trivial. 0 not checked. [2024-11-28 05:24:23,380 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:24:23,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1300174780] [2024-11-28 05:24:23,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1300174780] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 05:24:23,380 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 05:24:23,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 14 [2024-11-28 05:24:23,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728664359] [2024-11-28 05:24:23,381 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 05:24:23,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-28 05:24:23,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:24:23,388 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-28 05:24:23,388 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=0, NotChecked=0, Total=182 [2024-11-28 05:24:23,388 INFO L87 Difference]: Start difference. First operand 76 states and 120 transitions. Second operand has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:24:30,971 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:24:33,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:24:39,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:24:39,644 INFO L93 Difference]: Finished difference Result 351 states and 535 transitions. [2024-11-28 05:24:39,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-28 05:24:39,645 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 152 [2024-11-28 05:24:39,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:24:39,650 INFO L225 Difference]: With dead ends: 351 [2024-11-28 05:24:39,650 INFO L226 Difference]: Without dead ends: 278 [2024-11-28 05:24:39,652 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 293 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 346 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=339, Invalid=1067, Unknown=0, NotChecked=0, Total=1406 [2024-11-28 05:24:39,653 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 667 mSDsluCounter, 489 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 247 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 697 SdHoareTripleChecker+Valid, 621 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 247 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.1s IncrementalHoareTripleChecker+Time [2024-11-28 05:24:39,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [697 Valid, 621 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [247 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 12.1s Time] [2024-11-28 05:24:39,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-28 05:24:39,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 265. [2024-11-28 05:24:39,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 172 states have (on average 1.3488372093023255) internal successors, (232), 173 states have internal predecessors, (232), 83 states have call successors, (83), 9 states have call predecessors, (83), 9 states have return successors, (83), 82 states have call predecessors, (83), 83 states have call successors, (83) [2024-11-28 05:24:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 398 transitions. [2024-11-28 05:24:39,723 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 398 transitions. Word has length 152 [2024-11-28 05:24:39,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:24:39,724 INFO L471 AbstractCegarLoop]: Abstraction has 265 states and 398 transitions. [2024-11-28 05:24:39,724 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 4.285714285714286) internal successors, (60), 14 states have internal predecessors, (60), 3 states have call successors, (31), 3 states have call predecessors, (31), 5 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2024-11-28 05:24:39,724 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 398 transitions. [2024-11-28 05:24:39,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 05:24:39,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:24:39,730 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:24:39,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:39,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:39,931 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:24:39,931 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:24:39,931 INFO L85 PathProgramCache]: Analyzing trace with hash -208187288, now seen corresponding path program 1 times [2024-11-28 05:24:39,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:24:39,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [675106198] [2024-11-28 05:24:39,932 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:24:39,932 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 [2024-11-28 05:24:39,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:24:39,936 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 05:24:39,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:24:41,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 261 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-28 05:24:41,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:24:45,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2024-11-28 05:24:45,230 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:24:45,230 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:24:45,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [675106198] [2024-11-28 05:24:45,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [675106198] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:24:45,231 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:24:45,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 05:24:45,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528707261] [2024-11-28 05:24:45,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:24:45,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 05:24:45,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 05:24:45,233 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 05:24:45,233 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:24:45,234 INFO L87 Difference]: Start difference. First operand 265 states and 398 transitions. Second operand has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:24:49,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:24:51,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-28 05:24:51,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:24:51,241 INFO L93 Difference]: Finished difference Result 737 states and 1104 transitions. [2024-11-28 05:24:51,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 05:24:51,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 153 [2024-11-28 05:24:51,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:24:51,272 INFO L225 Difference]: With dead ends: 737 [2024-11-28 05:24:51,272 INFO L226 Difference]: Without dead ends: 498 [2024-11-28 05:24:51,275 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 05:24:51,276 INFO L435 NwaCegarLoop]: 109 mSDtfsCounter, 37 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-28 05:24:51,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 210 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-28 05:24:51,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 498 states. [2024-11-28 05:24:51,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 498 to 414. [2024-11-28 05:24:51,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 269 states have (on average 1.3234200743494424) internal successors, (356), 270 states have internal predecessors, (356), 129 states have call successors, (129), 15 states have call predecessors, (129), 15 states have return successors, (129), 128 states have call predecessors, (129), 129 states have call successors, (129) [2024-11-28 05:24:51,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 614 transitions. [2024-11-28 05:24:51,356 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 614 transitions. Word has length 153 [2024-11-28 05:24:51,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:24:51,360 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 614 transitions. [2024-11-28 05:24:51,360 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.666666666666666) internal successors, (41), 2 states have internal predecessors, (41), 1 states have call successors, (23), 1 states have call predecessors, (23), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2024-11-28 05:24:51,360 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 614 transitions. [2024-11-28 05:24:51,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-28 05:24:51,366 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:24:51,366 INFO L218 NwaCegarLoop]: trace histogram [23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 05:24:51,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:51,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:51,567 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:24:51,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:24:51,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1219304538, now seen corresponding path program 1 times [2024-11-28 05:24:51,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 05:24:51,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1008668453] [2024-11-28 05:24:51,568 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:24:51,568 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 [2024-11-28 05:24:51,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/mathsat [2024-11-28 05:24:51,570 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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) [2024-11-28 05:24:51,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/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 [2024-11-28 05:24:53,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:24:53,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-28 05:24:53,413 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:25:27,795 WARN L286 SmtUtils]: Spent 10.09s on a formula simplification that was a NOOP. DAG size: 31 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:25:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 536 proven. 66 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-28 05:25:28,833 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 05:26:04,590 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 05:26:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1008668453] [2024-11-28 05:26:04,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1008668453] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:26:04,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [145136239] [2024-11-28 05:26:04,590 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:26:04,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-28 05:26:04,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 [2024-11-28 05:26:04,594 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-28 05:26:04,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_529a7f88-2c3e-4d6f-a598-6a9c05a77bf2/bin/uautomizer-verify-aQ6SnzHsRB/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-28 05:26:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:26:08,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-28 05:26:08,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:27:25,825 WARN L286 SmtUtils]: Spent 17.92s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 05:27:26,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1012 backedges. 536 proven. 66 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-11-28 05:27:26,707 INFO L312 TraceCheckSpWp]: Computing backward predicates...