./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.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_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 09:01:13,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 09:01:13,336 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 09:01:13,342 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 09:01:13,342 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 09:01:13,365 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 09:01:13,366 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 09:01:13,366 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 09:01:13,367 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 09:01:13,367 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 09:01:13,367 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 09:01:13,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 09:01:13,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 09:01:13,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 09:01:13,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 09:01:13,368 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 09:01:13,369 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:01:13,369 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:01:13,370 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:01:13,370 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 09:01:13,370 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 09:01:13,371 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 09:01:13,371 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_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2024-12-02 09:01:13,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 09:01:13,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 09:01:13,609 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 09:01:13,610 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 09:01:13,611 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 09:01:13,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-12-02 09:01:16,530 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/4700314fa/2a450ddb02774384b6ea422457ad9319/FLAG07a487a35 [2024-12-02 09:01:16,742 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 09:01:16,742 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-12-02 09:01:16,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/4700314fa/2a450ddb02774384b6ea422457ad9319/FLAG07a487a35 [2024-12-02 09:01:16,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/4700314fa/2a450ddb02774384b6ea422457ad9319 [2024-12-02 09:01:16,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 09:01:16,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 09:01:16,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 09:01:16,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 09:01:16,776 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 09:01:16,777 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:16" (1/1) ... [2024-12-02 09:01:16,778 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb03654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:16, skipping insertion in model container [2024-12-02 09:01:16,778 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:01:16" (1/1) ... [2024-12-02 09:01:16,800 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 09:01:16,921 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_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-12-02 09:01:17,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:01:17,012 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 09:01:17,021 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_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-12-02 09:01:17,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:01:17,076 INFO L204 MainTranslator]: Completed translation [2024-12-02 09:01:17,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17 WrapperNode [2024-12-02 09:01:17,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 09:01:17,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 09:01:17,078 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 09:01:17,078 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 09:01:17,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,094 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,137 INFO L138 Inliner]: procedures = 26, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 389 [2024-12-02 09:01:17,137 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 09:01:17,138 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 09:01:17,138 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 09:01:17,138 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 09:01:17,145 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,150 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,172 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 09:01:17,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,172 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,185 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,186 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,191 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,194 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,197 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,205 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 09:01:17,206 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 09:01:17,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 09:01:17,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 09:01:17,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (1/1) ... [2024-12-02 09:01:17,214 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:01:17,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:17,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 09:01:17,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 09:01:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 09:01:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 09:01:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 09:01:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 09:01:17,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 09:01:17,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 09:01:17,354 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 09:01:17,356 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 09:01:18,011 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-12-02 09:01:18,012 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 09:01:18,027 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 09:01:18,027 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 09:01:18,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:18 BoogieIcfgContainer [2024-12-02 09:01:18,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 09:01:18,031 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 09:01:18,031 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 09:01:18,036 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 09:01:18,036 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:01:16" (1/3) ... [2024-12-02 09:01:18,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57598376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:01:18, skipping insertion in model container [2024-12-02 09:01:18,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:01:17" (2/3) ... [2024-12-02 09:01:18,037 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57598376 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:01:18, skipping insertion in model container [2024-12-02 09:01:18,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:18" (3/3) ... [2024-12-02 09:01:18,039 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2024-12-02 09:01:18,057 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 09:01:18,059 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-68.i that has 2 procedures, 162 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 09:01:18,123 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 09:01:18,137 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;@70cacecd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 09:01:18,137 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 09:01:18,142 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 119 states have (on average 1.4621848739495797) internal successors, (174), 120 states have internal predecessors, (174), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:01:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-02 09:01:18,158 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:18,159 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:18,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:18,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:18,165 INFO L85 PathProgramCache]: Analyzing trace with hash 54061879, now seen corresponding path program 1 times [2024-12-02 09:01:18,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:18,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102489022] [2024-12-02 09:01:18,175 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:18,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:18,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:18,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2024-12-02 09:01:18,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:18,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102489022] [2024-12-02 09:01:18,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102489022] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:01:18,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611064727] [2024-12-02 09:01:18,580 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:18,580 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:18,580 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:18,583 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:01:18,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 09:01:18,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:18,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 09:01:18,844 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:01:18,880 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 3042 trivial. 0 not checked. [2024-12-02 09:01:18,880 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:01:18,880 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611064727] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:18,881 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:01:18,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 09:01:18,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074467319] [2024-12-02 09:01:18,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:18,887 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 09:01:18,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:18,904 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 09:01:18,905 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:01:18,907 INFO L87 Difference]: Start difference. First operand has 162 states, 119 states have (on average 1.4621848739495797) internal successors, (174), 120 states have internal predecessors, (174), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:01:18,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:18,949 INFO L93 Difference]: Finished difference Result 317 states and 542 transitions. [2024-12-02 09:01:18,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 09:01:18,951 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) Word has length 268 [2024-12-02 09:01:18,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:18,959 INFO L225 Difference]: With dead ends: 317 [2024-12-02 09:01:18,959 INFO L226 Difference]: Without dead ends: 158 [2024-12-02 09:01:18,963 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 269 GetRequests, 269 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:01:18,966 INFO L435 NwaCegarLoop]: 247 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, 247 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:18,967 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 247 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:01:18,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-12-02 09:01:19,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-12-02 09:01:19,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 116 states have (on average 1.4396551724137931) internal successors, (167), 116 states have internal predecessors, (167), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:01:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 247 transitions. [2024-12-02 09:01:19,018 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 247 transitions. Word has length 268 [2024-12-02 09:01:19,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:19,019 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 247 transitions. [2024-12-02 09:01:19,019 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.5) internal successors, (73), 2 states have internal predecessors, (73), 2 states have call successors, (40), 2 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:01:19,019 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 247 transitions. [2024-12-02 09:01:19,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-02 09:01:19,026 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:19,026 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:19,034 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 09:01:19,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-12-02 09:01:19,227 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:19,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:19,228 INFO L85 PathProgramCache]: Analyzing trace with hash 467577979, now seen corresponding path program 1 times [2024-12-02 09:01:19,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:19,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115646521] [2024-12-02 09:01:19,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:19,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:01:19,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:19,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115646521] [2024-12-02 09:01:19,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115646521] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:19,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:01:19,606 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:01:19,606 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362322265] [2024-12-02 09:01:19,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:19,608 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:01:19,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:19,609 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:01:19,609 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:01:19,610 INFO L87 Difference]: Start difference. First operand 158 states and 247 transitions. Second operand has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:19,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:19,652 INFO L93 Difference]: Finished difference Result 313 states and 491 transitions. [2024-12-02 09:01:19,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:01:19,653 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 268 [2024-12-02 09:01:19,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:19,656 INFO L225 Difference]: With dead ends: 313 [2024-12-02 09:01:19,656 INFO L226 Difference]: Without dead ends: 158 [2024-12-02 09:01:19,657 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:01:19,658 INFO L435 NwaCegarLoop]: 245 mSDtfsCounter, 0 mSDsluCounter, 242 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:19,659 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 487 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:01:19,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-12-02 09:01:19,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2024-12-02 09:01:19,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 116 states have (on average 1.4310344827586208) internal successors, (166), 116 states have internal predecessors, (166), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:01:19,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 246 transitions. [2024-12-02 09:01:19,676 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 246 transitions. Word has length 268 [2024-12-02 09:01:19,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:19,678 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 246 transitions. [2024-12-02 09:01:19,678 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:19,679 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 246 transitions. [2024-12-02 09:01:19,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-02 09:01:19,682 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:19,682 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:19,682 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 09:01:19,682 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:19,683 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:19,683 INFO L85 PathProgramCache]: Analyzing trace with hash -376427523, now seen corresponding path program 1 times [2024-12-02 09:01:19,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:19,683 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681841934] [2024-12-02 09:01:19,683 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:19,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:24,361 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:01:24,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:24,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681841934] [2024-12-02 09:01:24,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681841934] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:24,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:01:24,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-12-02 09:01:24,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141567814] [2024-12-02 09:01:24,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:24,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 09:01:24,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:24,364 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 09:01:24,364 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-12-02 09:01:24,364 INFO L87 Difference]: Start difference. First operand 158 states and 246 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:25,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:25,770 INFO L93 Difference]: Finished difference Result 473 states and 729 transitions. [2024-12-02 09:01:25,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-12-02 09:01:25,771 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 268 [2024-12-02 09:01:25,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:25,773 INFO L225 Difference]: With dead ends: 473 [2024-12-02 09:01:25,773 INFO L226 Difference]: Without dead ends: 318 [2024-12-02 09:01:25,774 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:01:25,775 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 715 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 715 SdHoareTripleChecker+Valid, 584 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:25,775 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [715 Valid, 584 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 09:01:25,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2024-12-02 09:01:25,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 293. [2024-12-02 09:01:25,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 247 states have (on average 1.4817813765182186) internal successors, (366), 248 states have internal predecessors, (366), 43 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2024-12-02 09:01:25,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 452 transitions. [2024-12-02 09:01:25,809 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 452 transitions. Word has length 268 [2024-12-02 09:01:25,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:25,810 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 452 transitions. [2024-12-02 09:01:25,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:25,810 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 452 transitions. [2024-12-02 09:01:25,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2024-12-02 09:01:25,815 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:25,815 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:25,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 09:01:25,815 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:25,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:25,816 INFO L85 PathProgramCache]: Analyzing trace with hash -1656291201, now seen corresponding path program 1 times [2024-12-02 09:01:25,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:25,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816580403] [2024-12-02 09:01:25,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:25,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:25,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:26,359 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:01:26,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:26,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816580403] [2024-12-02 09:01:26,359 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816580403] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:01:26,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029670829] [2024-12-02 09:01:26,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:26,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:26,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:26,361 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:01:26,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 09:01:26,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:26,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-02 09:01:26,560 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:01:27,420 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1543 proven. 147 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2024-12-02 09:01:27,420 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:01:27,911 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 81 proven. 150 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2024-12-02 09:01:27,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029670829] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:01:27,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:01:27,911 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 8, 8] total 15 [2024-12-02 09:01:27,911 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815712304] [2024-12-02 09:01:27,911 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:01:27,913 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 09:01:27,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:27,914 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 09:01:27,914 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-12-02 09:01:27,914 INFO L87 Difference]: Start difference. First operand 293 states and 452 transitions. Second operand has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) [2024-12-02 09:01:28,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:28,622 INFO L93 Difference]: Finished difference Result 548 states and 838 transitions. [2024-12-02 09:01:28,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 09:01:28,623 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) Word has length 268 [2024-12-02 09:01:28,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:28,627 INFO L225 Difference]: With dead ends: 548 [2024-12-02 09:01:28,627 INFO L226 Difference]: Without dead ends: 258 [2024-12-02 09:01:28,628 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 528 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=235, Invalid=521, Unknown=0, NotChecked=0, Total=756 [2024-12-02 09:01:28,629 INFO L435 NwaCegarLoop]: 151 mSDtfsCounter, 263 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 264 SdHoareTripleChecker+Valid, 588 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:28,629 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [264 Valid, 588 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 09:01:28,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-12-02 09:01:28,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 256. [2024-12-02 09:01:28,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 207 states have (on average 1.3623188405797102) internal successors, (282), 208 states have internal predecessors, (282), 43 states have call successors, (43), 5 states have call predecessors, (43), 5 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2024-12-02 09:01:28,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 368 transitions. [2024-12-02 09:01:28,653 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 368 transitions. Word has length 268 [2024-12-02 09:01:28,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:28,653 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 368 transitions. [2024-12-02 09:01:28,654 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 9.266666666666667) internal successors, (139), 15 states have internal predecessors, (139), 6 states have call successors, (102), 3 states have call predecessors, (102), 7 states have return successors, (104), 6 states have call predecessors, (104), 6 states have call successors, (104) [2024-12-02 09:01:28,654 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 368 transitions. [2024-12-02 09:01:28,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-12-02 09:01:28,656 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:28,657 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:28,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-12-02 09:01:28,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:28,857 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:28,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:28,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1151353825, now seen corresponding path program 1 times [2024-12-02 09:01:28,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:28,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95577905] [2024-12-02 09:01:28,858 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:28,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:01:33,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:33,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95577905] [2024-12-02 09:01:33,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95577905] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:33,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:01:33,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-12-02 09:01:33,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383360778] [2024-12-02 09:01:33,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:33,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-12-02 09:01:33,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:33,237 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-12-02 09:01:33,237 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2024-12-02 09:01:33,237 INFO L87 Difference]: Start difference. First operand 256 states and 368 transitions. Second operand has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:01:36,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:36,282 INFO L93 Difference]: Finished difference Result 1064 states and 1499 transitions. [2024-12-02 09:01:36,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 09:01:36,283 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 270 [2024-12-02 09:01:36,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:36,288 INFO L225 Difference]: With dead ends: 1064 [2024-12-02 09:01:36,288 INFO L226 Difference]: Without dead ends: 811 [2024-12-02 09:01:36,290 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=194, Invalid=358, Unknown=0, NotChecked=0, Total=552 [2024-12-02 09:01:36,290 INFO L435 NwaCegarLoop]: 258 mSDtfsCounter, 1861 mSDsluCounter, 989 mSDsCounter, 0 mSdLazyCounter, 1655 mSolverCounterSat, 179 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1861 SdHoareTripleChecker+Valid, 1247 SdHoareTripleChecker+Invalid, 1834 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 179 IncrementalHoareTripleChecker+Valid, 1655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:36,290 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1861 Valid, 1247 Invalid, 1834 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [179 Valid, 1655 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 09:01:36,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-12-02 09:01:36,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 514. [2024-12-02 09:01:36,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 427 states have (on average 1.3840749414519906) internal successors, (591), 430 states have internal predecessors, (591), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 09:01:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 743 transitions. [2024-12-02 09:01:36,329 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 743 transitions. Word has length 270 [2024-12-02 09:01:36,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:36,329 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 743 transitions. [2024-12-02 09:01:36,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.214285714285714) internal successors, (73), 14 states have internal predecessors, (73), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:01:36,330 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 743 transitions. [2024-12-02 09:01:36,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-12-02 09:01:36,332 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:36,332 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:36,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 09:01:36,332 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:36,333 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:36,333 INFO L85 PathProgramCache]: Analyzing trace with hash -128509853, now seen corresponding path program 1 times [2024-12-02 09:01:36,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:36,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1103276343] [2024-12-02 09:01:36,333 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:36,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:40,342 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:01:40,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:40,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1103276343] [2024-12-02 09:01:40,343 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1103276343] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:40,343 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:01:40,343 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 09:01:40,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809751299] [2024-12-02 09:01:40,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:40,344 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 09:01:40,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:40,344 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 09:01:40,344 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:01:40,345 INFO L87 Difference]: Start difference. First operand 514 states and 743 transitions. Second operand has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:48,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:48,826 INFO L93 Difference]: Finished difference Result 1245 states and 1770 transitions. [2024-12-02 09:01:48,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 09:01:48,827 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 270 [2024-12-02 09:01:48,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:48,830 INFO L225 Difference]: With dead ends: 1245 [2024-12-02 09:01:48,830 INFO L226 Difference]: Without dead ends: 734 [2024-12-02 09:01:48,832 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=141, Invalid=321, Unknown=0, NotChecked=0, Total=462 [2024-12-02 09:01:48,832 INFO L435 NwaCegarLoop]: 277 mSDtfsCounter, 1879 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 1915 mSolverCounterSat, 141 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1879 SdHoareTripleChecker+Valid, 1071 SdHoareTripleChecker+Invalid, 2056 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 141 IncrementalHoareTripleChecker+Valid, 1915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:48,833 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1879 Valid, 1071 Invalid, 2056 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [141 Valid, 1915 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2024-12-02 09:01:48,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 734 states. [2024-12-02 09:01:48,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 734 to 514. [2024-12-02 09:01:48,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 427 states have (on average 1.3817330210772834) internal successors, (590), 430 states have internal predecessors, (590), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 09:01:48,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 742 transitions. [2024-12-02 09:01:48,869 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 742 transitions. Word has length 270 [2024-12-02 09:01:48,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:48,870 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 742 transitions. [2024-12-02 09:01:48,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.615384615384615) internal successors, (73), 13 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:48,870 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 742 transitions. [2024-12-02 09:01:48,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-12-02 09:01:48,872 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:48,872 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:48,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 09:01:48,873 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:48,873 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:48,873 INFO L85 PathProgramCache]: Analyzing trace with hash 1574055651, now seen corresponding path program 1 times [2024-12-02 09:01:48,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:48,873 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086967865] [2024-12-02 09:01:48,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:48,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:50,161 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:01:50,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:50,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086967865] [2024-12-02 09:01:50,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086967865] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:01:50,162 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:01:50,162 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 09:01:50,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31267088] [2024-12-02 09:01:50,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:01:50,163 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 09:01:50,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:50,163 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 09:01:50,163 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:01:50,164 INFO L87 Difference]: Start difference. First operand 514 states and 742 transitions. Second operand has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:51,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:51,798 INFO L93 Difference]: Finished difference Result 1280 states and 1830 transitions. [2024-12-02 09:01:51,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 09:01:51,799 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 270 [2024-12-02 09:01:51,799 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:51,802 INFO L225 Difference]: With dead ends: 1280 [2024-12-02 09:01:51,802 INFO L226 Difference]: Without dead ends: 769 [2024-12-02 09:01:51,803 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-12-02 09:01:51,803 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 927 mSDsluCounter, 515 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 86 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 927 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 793 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 86 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:51,804 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [927 Valid, 705 Invalid, 793 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [86 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 09:01:51,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2024-12-02 09:01:51,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 527. [2024-12-02 09:01:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 440 states have (on average 1.3863636363636365) internal successors, (610), 443 states have internal predecessors, (610), 76 states have call successors, (76), 10 states have call predecessors, (76), 10 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 09:01:51,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 762 transitions. [2024-12-02 09:01:51,841 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 762 transitions. Word has length 270 [2024-12-02 09:01:51,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:51,842 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 762 transitions. [2024-12-02 09:01:51,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.3) internal successors, (73), 10 states have internal predecessors, (73), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:01:51,842 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 762 transitions. [2024-12-02 09:01:51,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2024-12-02 09:01:51,844 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:51,844 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:51,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 09:01:51,844 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:51,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:51,845 INFO L85 PathProgramCache]: Analyzing trace with hash 294191973, now seen corresponding path program 1 times [2024-12-02 09:01:51,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:51,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100656693] [2024-12-02 09:01:51,845 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:51,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:52,242 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 84 proven. 33 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:01:52,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:52,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [100656693] [2024-12-02 09:01:52,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [100656693] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:01:52,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1588240570] [2024-12-02 09:01:52,242 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:52,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:52,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:52,244 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:01:52,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 09:01:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:52,393 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 09:01:52,398 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:01:53,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1613 proven. 237 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2024-12-02 09:01:53,682 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:01:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 141 refuted. 0 times theorem prover too weak. 2889 trivial. 0 not checked. [2024-12-02 09:01:54,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1588240570] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:01:54,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:01:54,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 9] total 22 [2024-12-02 09:01:54,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177054258] [2024-12-02 09:01:54,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:01:54,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-02 09:01:54,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:54,241 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-02 09:01:54,242 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=335, Unknown=0, NotChecked=0, Total=462 [2024-12-02 09:01:54,242 INFO L87 Difference]: Start difference. First operand 527 states and 762 transitions. Second operand has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) [2024-12-02 09:01:55,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:55,318 INFO L93 Difference]: Finished difference Result 1086 states and 1562 transitions. [2024-12-02 09:01:55,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 09:01:55,319 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) Word has length 270 [2024-12-02 09:01:55,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:55,323 INFO L225 Difference]: With dead ends: 1086 [2024-12-02 09:01:55,323 INFO L226 Difference]: Without dead ends: 562 [2024-12-02 09:01:55,325 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 557 GetRequests, 527 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 216 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=281, Invalid=711, Unknown=0, NotChecked=0, Total=992 [2024-12-02 09:01:55,325 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 1067 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1094 SdHoareTripleChecker+Valid, 792 SdHoareTripleChecker+Invalid, 1164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:55,326 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1094 Valid, 792 Invalid, 1164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 09:01:55,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2024-12-02 09:01:55,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 553. [2024-12-02 09:01:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 553 states, 462 states have (on average 1.367965367965368) internal successors, (632), 465 states have internal predecessors, (632), 76 states have call successors, (76), 14 states have call predecessors, (76), 14 states have return successors, (76), 73 states have call predecessors, (76), 76 states have call successors, (76) [2024-12-02 09:01:55,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 553 states and 784 transitions. [2024-12-02 09:01:55,361 INFO L78 Accepts]: Start accepts. Automaton has 553 states and 784 transitions. Word has length 270 [2024-12-02 09:01:55,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:55,361 INFO L471 AbstractCegarLoop]: Abstraction has 553 states and 784 transitions. [2024-12-02 09:01:55,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 7.454545454545454) internal successors, (164), 21 states have internal predecessors, (164), 7 states have call successors, (112), 4 states have call predecessors, (112), 8 states have return successors, (114), 7 states have call predecessors, (114), 7 states have call successors, (114) [2024-12-02 09:01:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 784 transitions. [2024-12-02 09:01:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-12-02 09:01:55,363 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:55,363 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:55,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 09:01:55,564 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-12-02 09:01:55,564 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:55,564 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:55,565 INFO L85 PathProgramCache]: Analyzing trace with hash -768790168, now seen corresponding path program 1 times [2024-12-02 09:01:55,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:55,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929954733] [2024-12-02 09:01:55,565 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:55,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:55,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:55,966 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 27 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:01:55,966 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:01:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929954733] [2024-12-02 09:01:55,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929954733] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:01:55,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [887031217] [2024-12-02 09:01:55,967 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:55,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:01:55,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:01:55,969 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:01:55,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 09:01:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:01:56,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-02 09:01:56,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:01:56,522 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1190 proven. 48 refuted. 0 times theorem prover too weak. 1882 trivial. 0 not checked. [2024-12-02 09:01:56,522 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:01:56,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 90 proven. 27 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:01:56,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [887031217] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:01:56,812 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:01:56,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10, 7] total 15 [2024-12-02 09:01:56,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543619220] [2024-12-02 09:01:56,813 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:01:56,813 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-12-02 09:01:56,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:01:56,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-12-02 09:01:56,814 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-12-02 09:01:56,815 INFO L87 Difference]: Start difference. First operand 553 states and 784 transitions. Second operand has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 09:01:58,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:01:58,406 INFO L93 Difference]: Finished difference Result 1470 states and 2060 transitions. [2024-12-02 09:01:58,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-12-02 09:01:58,407 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) Word has length 271 [2024-12-02 09:01:58,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:01:58,411 INFO L225 Difference]: With dead ends: 1470 [2024-12-02 09:01:58,411 INFO L226 Difference]: Without dead ends: 920 [2024-12-02 09:01:58,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 577 GetRequests, 539 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=332, Invalid=1000, Unknown=0, NotChecked=0, Total=1332 [2024-12-02 09:01:58,413 INFO L435 NwaCegarLoop]: 177 mSDtfsCounter, 1041 mSDsluCounter, 1420 mSDsCounter, 0 mSdLazyCounter, 949 mSolverCounterSat, 430 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1073 SdHoareTripleChecker+Valid, 1597 SdHoareTripleChecker+Invalid, 1379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 430 IncrementalHoareTripleChecker+Valid, 949 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:01:58,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1073 Valid, 1597 Invalid, 1379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [430 Valid, 949 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 09:01:58,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2024-12-02 09:01:58,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 639. [2024-12-02 09:01:58,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 639 states, 497 states have (on average 1.3179074446680081) internal successors, (655), 501 states have internal predecessors, (655), 116 states have call successors, (116), 25 states have call predecessors, (116), 25 states have return successors, (116), 112 states have call predecessors, (116), 116 states have call successors, (116) [2024-12-02 09:01:58,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 639 states and 887 transitions. [2024-12-02 09:01:58,472 INFO L78 Accepts]: Start accepts. Automaton has 639 states and 887 transitions. Word has length 271 [2024-12-02 09:01:58,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:01:58,472 INFO L471 AbstractCegarLoop]: Abstraction has 639 states and 887 transitions. [2024-12-02 09:01:58,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.533333333333333) internal successors, (113), 15 states have internal predecessors, (113), 3 states have call successors, (49), 3 states have call predecessors, (49), 5 states have return successors, (50), 3 states have call predecessors, (50), 3 states have call successors, (50) [2024-12-02 09:01:58,473 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 887 transitions. [2024-12-02 09:01:58,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:01:58,474 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:01:58,475 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:01:58,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 09:01:58,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-12-02 09:01:58,675 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:01:58,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:01:58,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1334653701, now seen corresponding path program 1 times [2024-12-02 09:01:58,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:01:58,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326757342] [2024-12-02 09:01:58,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:01:58,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:01:58,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:00,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:02:00,542 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:00,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326757342] [2024-12-02 09:02:00,542 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326757342] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:02:00,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:02:00,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-12-02 09:02:00,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269138022] [2024-12-02 09:02:00,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:02:00,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-12-02 09:02:00,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:00,543 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-12-02 09:02:00,543 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2024-12-02 09:02:00,543 INFO L87 Difference]: Start difference. First operand 639 states and 887 transitions. Second operand has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:02:02,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:02,608 INFO L93 Difference]: Finished difference Result 1538 states and 2128 transitions. [2024-12-02 09:02:02,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-12-02 09:02:02,609 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 272 [2024-12-02 09:02:02,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:02,612 INFO L225 Difference]: With dead ends: 1538 [2024-12-02 09:02:02,612 INFO L226 Difference]: Without dead ends: 973 [2024-12-02 09:02:02,614 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2024-12-02 09:02:02,614 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 1054 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 817 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1054 SdHoareTripleChecker+Valid, 637 SdHoareTripleChecker+Invalid, 886 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 817 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:02,614 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1054 Valid, 637 Invalid, 886 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 817 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 09:02:02,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2024-12-02 09:02:02,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 628. [2024-12-02 09:02:02,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 628 states, 516 states have (on average 1.3488372093023255) internal successors, (696), 520 states have internal predecessors, (696), 89 states have call successors, (89), 22 states have call predecessors, (89), 22 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 09:02:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 628 states and 874 transitions. [2024-12-02 09:02:02,707 INFO L78 Accepts]: Start accepts. Automaton has 628 states and 874 transitions. Word has length 272 [2024-12-02 09:02:02,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:02,708 INFO L471 AbstractCegarLoop]: Abstraction has 628 states and 874 transitions. [2024-12-02 09:02:02,708 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.5) internal successors, (75), 10 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:02:02,708 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 874 transitions. [2024-12-02 09:02:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:02:02,710 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:02,711 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:02,711 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-12-02 09:02:02,711 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:02,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:02,712 INFO L85 PathProgramCache]: Analyzing trace with hash 54790023, now seen corresponding path program 1 times [2024-12-02 09:02:02,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:02,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607585356] [2024-12-02 09:02:02,712 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:02,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:02,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:05,129 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:02:05,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:05,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607585356] [2024-12-02 09:02:05,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607585356] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:02:05,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:02:05,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-12-02 09:02:05,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316838400] [2024-12-02 09:02:05,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:02:05,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-12-02 09:02:05,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:05,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-12-02 09:02:05,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:02:05,130 INFO L87 Difference]: Start difference. First operand 628 states and 874 transitions. Second operand has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:02:09,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:09,283 INFO L93 Difference]: Finished difference Result 1629 states and 2252 transitions. [2024-12-02 09:02:09,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-12-02 09:02:09,284 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 272 [2024-12-02 09:02:09,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:09,287 INFO L225 Difference]: With dead ends: 1629 [2024-12-02 09:02:09,287 INFO L226 Difference]: Without dead ends: 1042 [2024-12-02 09:02:09,288 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=143, Invalid=319, Unknown=0, NotChecked=0, Total=462 [2024-12-02 09:02:09,289 INFO L435 NwaCegarLoop]: 216 mSDtfsCounter, 1815 mSDsluCounter, 601 mSDsCounter, 0 mSdLazyCounter, 1166 mSolverCounterSat, 152 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1815 SdHoareTripleChecker+Valid, 817 SdHoareTripleChecker+Invalid, 1318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 152 IncrementalHoareTripleChecker+Valid, 1166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:09,289 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1815 Valid, 817 Invalid, 1318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [152 Valid, 1166 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-12-02 09:02:09,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2024-12-02 09:02:09,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 642. [2024-12-02 09:02:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 642 states, 530 states have (on average 1.3547169811320754) internal successors, (718), 534 states have internal predecessors, (718), 89 states have call successors, (89), 22 states have call predecessors, (89), 22 states have return successors, (89), 85 states have call predecessors, (89), 89 states have call successors, (89) [2024-12-02 09:02:09,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 642 states and 896 transitions. [2024-12-02 09:02:09,351 INFO L78 Accepts]: Start accepts. Automaton has 642 states and 896 transitions. Word has length 272 [2024-12-02 09:02:09,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:09,351 INFO L471 AbstractCegarLoop]: Abstraction has 642 states and 896 transitions. [2024-12-02 09:02:09,352 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.769230769230769) internal successors, (75), 13 states have internal predecessors, (75), 2 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:02:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 896 transitions. [2024-12-02 09:02:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:02:09,353 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:09,353 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:09,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-12-02 09:02:09,353 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:09,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:09,354 INFO L85 PathProgramCache]: Analyzing trace with hash 477491849, now seen corresponding path program 1 times [2024-12-02 09:02:09,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:09,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198288575] [2024-12-02 09:02:09,354 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:09,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:09,690 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 39 proven. 78 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:02:09,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:09,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198288575] [2024-12-02 09:02:09,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198288575] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:02:09,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853985282] [2024-12-02 09:02:09,691 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:09,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:02:09,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:02:09,693 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:02:09,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-12-02 09:02:09,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:09,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 09:02:09,860 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:02:10,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2021 proven. 126 refuted. 0 times theorem prover too weak. 973 trivial. 0 not checked. [2024-12-02 09:02:10,574 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:02:11,213 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 207 proven. 135 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-12-02 09:02:11,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1853985282] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:02:11,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:02:11,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 12, 12] total 24 [2024-12-02 09:02:11,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199639482] [2024-12-02 09:02:11,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:02:11,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-02 09:02:11,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:11,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-02 09:02:11,216 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=397, Unknown=0, NotChecked=0, Total=552 [2024-12-02 09:02:11,216 INFO L87 Difference]: Start difference. First operand 642 states and 896 transitions. Second operand has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) [2024-12-02 09:02:13,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:13,061 INFO L93 Difference]: Finished difference Result 1431 states and 1974 transitions. [2024-12-02 09:02:13,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-12-02 09:02:13,062 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) Word has length 272 [2024-12-02 09:02:13,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:13,065 INFO L225 Difference]: With dead ends: 1431 [2024-12-02 09:02:13,065 INFO L226 Difference]: Without dead ends: 830 [2024-12-02 09:02:13,066 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 583 GetRequests, 533 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 581 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=830, Invalid=1822, Unknown=0, NotChecked=0, Total=2652 [2024-12-02 09:02:13,067 INFO L435 NwaCegarLoop]: 153 mSDtfsCounter, 2198 mSDsluCounter, 443 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 513 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2198 SdHoareTripleChecker+Valid, 596 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 513 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:13,067 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2198 Valid, 596 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [513 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 09:02:13,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 830 states. [2024-12-02 09:02:13,153 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 830 to 463. [2024-12-02 09:02:13,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 463 states, 391 states have (on average 1.3478260869565217) internal successors, (527), 393 states have internal predecessors, (527), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 09:02:13,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 635 transitions. [2024-12-02 09:02:13,155 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 635 transitions. Word has length 272 [2024-12-02 09:02:13,155 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:13,155 INFO L471 AbstractCegarLoop]: Abstraction has 463 states and 635 transitions. [2024-12-02 09:02:13,156 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.086956521739131) internal successors, (163), 22 states have internal predecessors, (163), 9 states have call successors, (108), 4 states have call predecessors, (108), 9 states have return successors, (109), 9 states have call predecessors, (109), 9 states have call successors, (109) [2024-12-02 09:02:13,156 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 635 transitions. [2024-12-02 09:02:13,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:02:13,157 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:13,157 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:13,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-12-02 09:02:13,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-12-02 09:02:13,358 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:13,358 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:13,358 INFO L85 PathProgramCache]: Analyzing trace with hash -834176678, now seen corresponding path program 1 times [2024-12-02 09:02:13,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:13,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729763062] [2024-12-02 09:02:13,359 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:13,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:02:14,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:14,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729763062] [2024-12-02 09:02:14,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729763062] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:02:14,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:02:14,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-12-02 09:02:14,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1689536706] [2024-12-02 09:02:14,610 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:02:14,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-12-02 09:02:14,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:14,611 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-12-02 09:02:14,612 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-12-02 09:02:14,612 INFO L87 Difference]: Start difference. First operand 463 states and 635 transitions. Second operand has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:15,873 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:15,873 INFO L93 Difference]: Finished difference Result 986 states and 1357 transitions. [2024-12-02 09:02:15,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-12-02 09:02:15,874 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 272 [2024-12-02 09:02:15,874 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:15,875 INFO L225 Difference]: With dead ends: 986 [2024-12-02 09:02:15,875 INFO L226 Difference]: Without dead ends: 561 [2024-12-02 09:02:15,876 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2024-12-02 09:02:15,876 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 541 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 684 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 541 SdHoareTripleChecker+Valid, 694 SdHoareTripleChecker+Invalid, 708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 684 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:15,877 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [541 Valid, 694 Invalid, 708 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 684 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-12-02 09:02:15,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2024-12-02 09:02:15,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 449. [2024-12-02 09:02:15,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 449 states, 377 states have (on average 1.3342175066312998) internal successors, (503), 379 states have internal predecessors, (503), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 09:02:15,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 611 transitions. [2024-12-02 09:02:15,918 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 611 transitions. Word has length 272 [2024-12-02 09:02:15,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:15,918 INFO L471 AbstractCegarLoop]: Abstraction has 449 states and 611 transitions. [2024-12-02 09:02:15,918 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 8.333333333333334) internal successors, (75), 9 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:15,918 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 611 transitions. [2024-12-02 09:02:15,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:02:15,920 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:15,920 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:15,920 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-12-02 09:02:15,920 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:15,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:15,921 INFO L85 PathProgramCache]: Analyzing trace with hash -2114040356, now seen corresponding path program 1 times [2024-12-02 09:02:15,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:15,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [385290084] [2024-12-02 09:02:15,921 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:15,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:15,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:20,651 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:02:20,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:20,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [385290084] [2024-12-02 09:02:20,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [385290084] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:02:20,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:02:20,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-12-02 09:02:20,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [572109591] [2024-12-02 09:02:20,651 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:02:20,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 09:02:20,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:20,652 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 09:02:20,653 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2024-12-02 09:02:20,653 INFO L87 Difference]: Start difference. First operand 449 states and 611 transitions. Second operand has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:24,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:24,409 INFO L93 Difference]: Finished difference Result 1212 states and 1659 transitions. [2024-12-02 09:02:24,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 09:02:24,410 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 272 [2024-12-02 09:02:24,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:24,413 INFO L225 Difference]: With dead ends: 1212 [2024-12-02 09:02:24,413 INFO L226 Difference]: Without dead ends: 801 [2024-12-02 09:02:24,413 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=105, Invalid=237, Unknown=0, NotChecked=0, Total=342 [2024-12-02 09:02:24,414 INFO L435 NwaCegarLoop]: 219 mSDtfsCounter, 1322 mSDsluCounter, 505 mSDsCounter, 0 mSdLazyCounter, 1093 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1322 SdHoareTripleChecker+Valid, 724 SdHoareTripleChecker+Invalid, 1173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 1093 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:24,414 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1322 Valid, 724 Invalid, 1173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 1093 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-12-02 09:02:24,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 801 states. [2024-12-02 09:02:24,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 801 to 489. [2024-12-02 09:02:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 489 states, 417 states have (on average 1.3501199040767387) internal successors, (563), 419 states have internal predecessors, (563), 54 states have call successors, (54), 17 states have call predecessors, (54), 17 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 09:02:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 489 states and 671 transitions. [2024-12-02 09:02:24,464 INFO L78 Accepts]: Start accepts. Automaton has 489 states and 671 transitions. Word has length 272 [2024-12-02 09:02:24,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:24,465 INFO L471 AbstractCegarLoop]: Abstraction has 489 states and 671 transitions. [2024-12-02 09:02:24,465 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 6.25) internal successors, (75), 12 states have internal predecessors, (75), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:24,465 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 671 transitions. [2024-12-02 09:02:24,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2024-12-02 09:02:24,466 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:24,466 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:24,466 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-12-02 09:02:24,467 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:24,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:24,467 INFO L85 PathProgramCache]: Analyzing trace with hash -1691338530, now seen corresponding path program 1 times [2024-12-02 09:02:24,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:24,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182318770] [2024-12-02 09:02:24,467 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:24,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:24,876 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 150 proven. 78 refuted. 0 times theorem prover too weak. 2892 trivial. 0 not checked. [2024-12-02 09:02:24,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:24,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182318770] [2024-12-02 09:02:24,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182318770] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:02:24,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833712050] [2024-12-02 09:02:24,877 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:24,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:02:24,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:02:24,878 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:02:24,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-12-02 09:02:25,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:25,043 INFO L256 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-12-02 09:02:25,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:02:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1985 proven. 87 refuted. 0 times theorem prover too weak. 1048 trivial. 0 not checked. [2024-12-02 09:02:25,652 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:02:26,197 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 246 proven. 96 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-12-02 09:02:26,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833712050] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:02:26,197 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:02:26,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 12, 12] total 24 [2024-12-02 09:02:26,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [839001459] [2024-12-02 09:02:26,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:02:26,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-12-02 09:02:26,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:26,199 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-12-02 09:02:26,199 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2024-12-02 09:02:26,199 INFO L87 Difference]: Start difference. First operand 489 states and 671 transitions. Second operand has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) [2024-12-02 09:02:28,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:28,025 INFO L93 Difference]: Finished difference Result 1433 states and 1957 transitions. [2024-12-02 09:02:28,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-12-02 09:02:28,025 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) Word has length 272 [2024-12-02 09:02:28,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:28,028 INFO L225 Difference]: With dead ends: 1433 [2024-12-02 09:02:28,028 INFO L226 Difference]: Without dead ends: 982 [2024-12-02 09:02:28,030 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 591 GetRequests, 536 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 735 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=850, Invalid=2230, Unknown=0, NotChecked=0, Total=3080 [2024-12-02 09:02:28,031 INFO L435 NwaCegarLoop]: 240 mSDtfsCounter, 1592 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 1217 mSolverCounterSat, 372 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1592 SdHoareTripleChecker+Valid, 1158 SdHoareTripleChecker+Invalid, 1589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 372 IncrementalHoareTripleChecker+Valid, 1217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:28,031 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1592 Valid, 1158 Invalid, 1589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [372 Valid, 1217 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 09:02:28,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2024-12-02 09:02:28,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 465. [2024-12-02 09:02:28,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 465 states, 389 states have (on average 1.3033419023136248) internal successors, (507), 391 states have internal predecessors, (507), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 09:02:28,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 465 states and 615 transitions. [2024-12-02 09:02:28,130 INFO L78 Accepts]: Start accepts. Automaton has 465 states and 615 transitions. Word has length 272 [2024-12-02 09:02:28,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:28,131 INFO L471 AbstractCegarLoop]: Abstraction has 465 states and 615 transitions. [2024-12-02 09:02:28,131 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 23 states have (on average 7.304347826086956) internal successors, (168), 22 states have internal predecessors, (168), 8 states have call successors, (82), 4 states have call predecessors, (82), 9 states have return successors, (83), 8 states have call predecessors, (83), 8 states have call successors, (83) [2024-12-02 09:02:28,131 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 615 transitions. [2024-12-02 09:02:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-12-02 09:02:28,133 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:28,133 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:28,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-12-02 09:02:28,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-12-02 09:02:28,334 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:28,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:28,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1233532760, now seen corresponding path program 1 times [2024-12-02 09:02:28,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:28,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724125804] [2024-12-02 09:02:28,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:28,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:28,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:02:28,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:28,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724125804] [2024-12-02 09:02:28,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724125804] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:02:28,675 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:02:28,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-12-02 09:02:28,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963242723] [2024-12-02 09:02:28,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:02:28,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:02:28,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:02:28,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:02:28,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:02:28,676 INFO L87 Difference]: Start difference. First operand 465 states and 615 transitions. Second operand has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:28,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:02:28,968 INFO L93 Difference]: Finished difference Result 1006 states and 1355 transitions. [2024-12-02 09:02:28,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:02:28,969 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 275 [2024-12-02 09:02:28,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:02:28,971 INFO L225 Difference]: With dead ends: 1006 [2024-12-02 09:02:28,971 INFO L226 Difference]: Without dead ends: 579 [2024-12-02 09:02:28,971 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:02:28,972 INFO L435 NwaCegarLoop]: 254 mSDtfsCounter, 226 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 613 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:02:28,972 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 613 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 09:02:28,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2024-12-02 09:02:29,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 473. [2024-12-02 09:02:29,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 397 states have (on average 1.2972292191435768) internal successors, (515), 399 states have internal predecessors, (515), 54 states have call successors, (54), 21 states have call predecessors, (54), 21 states have return successors, (54), 52 states have call predecessors, (54), 54 states have call successors, (54) [2024-12-02 09:02:29,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 623 transitions. [2024-12-02 09:02:29,053 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 623 transitions. Word has length 275 [2024-12-02 09:02:29,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:02:29,054 INFO L471 AbstractCegarLoop]: Abstraction has 473 states and 623 transitions. [2024-12-02 09:02:29,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.6) internal successors, (78), 5 states have internal predecessors, (78), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:02:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 623 transitions. [2024-12-02 09:02:29,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 276 [2024-12-02 09:02:29,056 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:02:29,057 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:02:29,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-12-02 09:02:29,057 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:02:29,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:02:29,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1473086634, now seen corresponding path program 1 times [2024-12-02 09:02:29,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:02:29,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169940191] [2024-12-02 09:02:29,058 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:29,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:02:29,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:41,747 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 99 proven. 129 refuted. 0 times theorem prover too weak. 2892 trivial. 0 not checked. [2024-12-02 09:02:41,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:02:41,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169940191] [2024-12-02 09:02:41,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169940191] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:02:41,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [773791889] [2024-12-02 09:02:41,747 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:02:41,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:02:41,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:02:41,749 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:02:41,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-12-02 09:02:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:02:41,933 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-02 09:02:41,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:02:48,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2187 proven. 327 refuted. 0 times theorem prover too weak. 606 trivial. 0 not checked. [2024-12-02 09:02:48,126 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:03:01,014 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-12-02 09:03:35,440 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 105 proven. 237 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-12-02 09:03:35,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [773791889] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:03:35,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:03:35,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 29, 24] total 63 [2024-12-02 09:03:35,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833393226] [2024-12-02 09:03:35,441 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:03:35,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-12-02 09:03:35,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:03:35,442 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-12-02 09:03:35,442 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=729, Invalid=3177, Unknown=0, NotChecked=0, Total=3906 [2024-12-02 09:03:35,443 INFO L87 Difference]: Start difference. First operand 473 states and 623 transitions. Second operand has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) [2024-12-02 09:04:06,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:06,183 INFO L93 Difference]: Finished difference Result 2414 states and 3172 transitions. [2024-12-02 09:04:06,183 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 120 states. [2024-12-02 09:04:06,184 INFO L78 Accepts]: Start accepts. Automaton has has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) Word has length 275 [2024-12-02 09:04:06,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:06,188 INFO L225 Difference]: With dead ends: 2414 [2024-12-02 09:04:06,189 INFO L226 Difference]: Without dead ends: 1979 [2024-12-02 09:04:06,195 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 692 GetRequests, 508 SyntacticMatches, 24 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9060 ImplicationChecksByTransitivity, 28.6s TimeCoverageRelationStatistics Valid=5701, Invalid=20381, Unknown=0, NotChecked=0, Total=26082 [2024-12-02 09:04:06,196 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 9637 mSDsluCounter, 2216 mSDsCounter, 0 mSdLazyCounter, 6114 mSolverCounterSat, 845 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9637 SdHoareTripleChecker+Valid, 2384 SdHoareTripleChecker+Invalid, 6959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 845 IncrementalHoareTripleChecker+Valid, 6114 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.6s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:06,196 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [9637 Valid, 2384 Invalid, 6959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [845 Valid, 6114 Invalid, 0 Unknown, 0 Unchecked, 12.6s Time] [2024-12-02 09:04:06,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1979 states. [2024-12-02 09:04:06,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1979 to 408. [2024-12-02 09:04:06,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 348 states have (on average 1.2844827586206897) internal successors, (447), 348 states have internal predecessors, (447), 40 states have call successors, (40), 19 states have call predecessors, (40), 19 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:04:06,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 527 transitions. [2024-12-02 09:04:06,304 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 527 transitions. Word has length 275 [2024-12-02 09:04:06,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:06,305 INFO L471 AbstractCegarLoop]: Abstraction has 408 states and 527 transitions. [2024-12-02 09:04:06,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 61 states have (on average 3.8524590163934427) internal successors, (235), 60 states have internal predecessors, (235), 13 states have call successors, (120), 8 states have call predecessors, (120), 16 states have return successors, (120), 13 states have call predecessors, (120), 13 states have call successors, (120) [2024-12-02 09:04:06,305 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 527 transitions. [2024-12-02 09:04:06,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 09:04:06,307 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:06,307 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:06,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-12-02 09:04:06,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-12-02 09:04:06,508 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:06,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:06,509 INFO L85 PathProgramCache]: Analyzing trace with hash 974547877, now seen corresponding path program 1 times [2024-12-02 09:04:06,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:06,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1730664410] [2024-12-02 09:04:06,509 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:04:06,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:06,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1730664410] [2024-12-02 09:04:06,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1730664410] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:06,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1679727142] [2024-12-02 09:04:06,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:06,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:06,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:06,872 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:06,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-12-02 09:04:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:07,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-02 09:04:07,046 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2024-12-02 09:04:07,400 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:07,712 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:04:07,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1679727142] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:04:07,712 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:04:07,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 8 [2024-12-02 09:04:07,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929765056] [2024-12-02 09:04:07,712 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:04:07,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:04:07,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:07,714 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:04:07,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:04:07,714 INFO L87 Difference]: Start difference. First operand 408 states and 527 transitions. Second operand has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-12-02 09:04:08,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:08,291 INFO L93 Difference]: Finished difference Result 1238 states and 1593 transitions. [2024-12-02 09:04:08,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 09:04:08,292 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 277 [2024-12-02 09:04:08,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:08,295 INFO L225 Difference]: With dead ends: 1238 [2024-12-02 09:04:08,295 INFO L226 Difference]: Without dead ends: 833 [2024-12-02 09:04:08,295 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 571 GetRequests, 551 SyntacticMatches, 3 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 09:04:08,296 INFO L435 NwaCegarLoop]: 186 mSDtfsCounter, 368 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 274 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 379 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 378 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 274 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:08,296 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [379 Valid, 658 Invalid, 378 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 274 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-12-02 09:04:08,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 833 states. [2024-12-02 09:04:08,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 833 to 819. [2024-12-02 09:04:08,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 819 states, 698 states have (on average 1.2793696275071633) internal successors, (893), 698 states have internal predecessors, (893), 80 states have call successors, (80), 40 states have call predecessors, (80), 40 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-12-02 09:04:08,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 819 states and 1053 transitions. [2024-12-02 09:04:08,484 INFO L78 Accepts]: Start accepts. Automaton has 819 states and 1053 transitions. Word has length 277 [2024-12-02 09:04:08,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:08,485 INFO L471 AbstractCegarLoop]: Abstraction has 819 states and 1053 transitions. [2024-12-02 09:04:08,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.125) internal successors, (89), 8 states have internal predecessors, (89), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-12-02 09:04:08,485 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1053 transitions. [2024-12-02 09:04:08,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 09:04:08,486 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:08,486 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:08,495 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-12-02 09:04:08,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-12-02 09:04:08,687 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:08,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:08,687 INFO L85 PathProgramCache]: Analyzing trace with hash -305315801, now seen corresponding path program 1 times [2024-12-02 09:04:08,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:08,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098123898] [2024-12-02 09:04:08,687 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:08,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 09:04:08,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2027886342] [2024-12-02 09:04:08,829 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:08,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:08,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:08,830 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:08,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-12-02 09:04:09,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:09,012 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 09:04:09,016 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:09,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1408 proven. 54 refuted. 0 times theorem prover too weak. 1658 trivial. 0 not checked. [2024-12-02 09:04:09,804 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:15,049 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (mod c_~var_1_29~0 256))) (and (forall ((v_z_526 Int)) (let ((.cse0 (+ (* (- 1) v_z_526) .cse1))) (or (not (= (mod c_~last_1_var_1_40~0 .cse0) 0)) (< v_z_526 0) (< (div c_~last_1_var_1_40~0 .cse0) 3) (< 126 v_z_526)))) (forall ((v_z_526 Int)) (or (< (div c_~last_1_var_1_40~0 (+ (* (- 1) v_z_526) .cse1)) 4) (< v_z_526 0) (< 126 v_z_526))) (forall ((v_z_526 Int)) (or (< .cse1 v_z_526) (< v_z_526 0) (< (div c_~last_1_var_1_40~0 (+ (* (- 1) v_z_526) .cse1)) 3) (< 126 v_z_526))) (or (forall ((v_z_526 Int)) (let ((.cse2 (+ (* (- 1) v_z_526) .cse1))) (or (< .cse1 v_z_526) (= (mod c_~last_1_var_1_40~0 .cse2) 0) (< 126 v_z_526) (< (div c_~last_1_var_1_40~0 .cse2) 2)))) (< 0 (+ c_~last_1_var_1_40~0 1))))) is different from false [2024-12-02 09:04:15,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:15,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098123898] [2024-12-02 09:04:15,058 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 09:04:15,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2027886342] [2024-12-02 09:04:15,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2027886342] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:15,059 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:15,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2024-12-02 09:04:15,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45631085] [2024-12-02 09:04:15,059 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 09:04:15,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 09:04:15,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:15,060 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 09:04:15,060 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=160, Unknown=1, NotChecked=26, Total=240 [2024-12-02 09:04:15,060 INFO L87 Difference]: Start difference. First operand 819 states and 1053 transitions. Second operand has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 09:04:16,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:04:16,987 INFO L93 Difference]: Finished difference Result 2194 states and 2817 transitions. [2024-12-02 09:04:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-12-02 09:04:16,988 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 277 [2024-12-02 09:04:16,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:04:16,992 INFO L225 Difference]: With dead ends: 2194 [2024-12-02 09:04:16,992 INFO L226 Difference]: Without dead ends: 1378 [2024-12-02 09:04:16,992 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=262, Invalid=671, Unknown=1, NotChecked=58, Total=992 [2024-12-02 09:04:16,993 INFO L435 NwaCegarLoop]: 160 mSDtfsCounter, 343 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 206 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 343 SdHoareTripleChecker+Valid, 1161 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 206 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-12-02 09:04:16,993 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [343 Valid, 1161 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [206 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-12-02 09:04:16,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1378 states. [2024-12-02 09:04:17,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1378 to 981. [2024-12-02 09:04:17,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 800 states have (on average 1.24875) internal successors, (999), 800 states have internal predecessors, (999), 120 states have call successors, (120), 60 states have call predecessors, (120), 60 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:04:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1239 transitions. [2024-12-02 09:04:17,235 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1239 transitions. Word has length 277 [2024-12-02 09:04:17,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:04:17,235 INFO L471 AbstractCegarLoop]: Abstraction has 981 states and 1239 transitions. [2024-12-02 09:04:17,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.666666666666667) internal successors, (92), 11 states have internal predecessors, (92), 3 states have call successors, (40), 3 states have call predecessors, (40), 5 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2024-12-02 09:04:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1239 transitions. [2024-12-02 09:04:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 09:04:17,237 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:04:17,238 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:04:17,247 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-12-02 09:04:17,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:17,438 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:04:17,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:04:17,439 INFO L85 PathProgramCache]: Analyzing trace with hash 588170537, now seen corresponding path program 1 times [2024-12-02 09:04:17,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:04:17,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589666127] [2024-12-02 09:04:17,439 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:17,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:04:17,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 09:04:17,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [526210183] [2024-12-02 09:04:17,549 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:04:17,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:04:17,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:04:17,550 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:04:17,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-12-02 09:04:17,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:04:17,746 INFO L256 TraceCheckSpWp]: Trace formula consists of 610 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-12-02 09:04:17,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:04:30,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2267 proven. 468 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-12-02 09:04:30,195 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:04:37,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:04:37,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589666127] [2024-12-02 09:04:37,592 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 09:04:37,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526210183] [2024-12-02 09:04:37,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526210183] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:04:37,592 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 09:04:37,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2024-12-02 09:04:37,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496425903] [2024-12-02 09:04:37,592 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 09:04:37,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-12-02 09:04:37,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:04:37,594 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-12-02 09:04:37,594 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=515, Invalid=1837, Unknown=0, NotChecked=0, Total=2352 [2024-12-02 09:04:37,594 INFO L87 Difference]: Start difference. First operand 981 states and 1239 transitions. Second operand has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) [2024-12-02 09:04:46,854 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:04:55,047 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:04:59,603 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:03,720 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:08,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:13,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:17,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:21,868 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:27,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:31,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:35,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:39,633 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:43,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:47,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:52,157 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:05:57,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:01,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:05,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:09,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:13,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:22,879 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-12-02 09:06:22,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:06:22,933 INFO L93 Difference]: Finished difference Result 2546 states and 3226 transitions. [2024-12-02 09:06:22,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-12-02 09:06:22,934 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) Word has length 277 [2024-12-02 09:06:22,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:06:22,939 INFO L225 Difference]: With dead ends: 2546 [2024-12-02 09:06:22,939 INFO L226 Difference]: Without dead ends: 1730 [2024-12-02 09:06:22,942 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 478 GetRequests, 368 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3550 ImplicationChecksByTransitivity, 20.4s TimeCoverageRelationStatistics Valid=2578, Invalid=9853, Unknown=1, NotChecked=0, Total=12432 [2024-12-02 09:06:22,943 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 2596 mSDsluCounter, 1374 mSDsCounter, 0 mSdLazyCounter, 1573 mSolverCounterSat, 523 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 89.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2630 SdHoareTripleChecker+Valid, 1552 SdHoareTripleChecker+Invalid, 2116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 523 IncrementalHoareTripleChecker+Valid, 1573 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 90.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:06:22,943 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2630 Valid, 1552 Invalid, 2116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [523 Valid, 1573 Invalid, 20 Unknown, 0 Unchecked, 90.2s Time] [2024-12-02 09:06:22,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1730 states. [2024-12-02 09:06:23,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1730 to 1053. [2024-12-02 09:06:23,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1053 states, 857 states have (on average 1.2322053675612603) internal successors, (1056), 857 states have internal predecessors, (1056), 120 states have call successors, (120), 75 states have call predecessors, (120), 75 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:06:23,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 1053 states and 1296 transitions. [2024-12-02 09:06:23,293 INFO L78 Accepts]: Start accepts. Automaton has 1053 states and 1296 transitions. Word has length 277 [2024-12-02 09:06:23,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:06:23,293 INFO L471 AbstractCegarLoop]: Abstraction has 1053 states and 1296 transitions. [2024-12-02 09:06:23,294 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 3.282051282051282) internal successors, (128), 37 states have internal predecessors, (128), 13 states have call successors, (40), 13 states have call predecessors, (40), 17 states have return successors, (40), 11 states have call predecessors, (40), 13 states have call successors, (40) [2024-12-02 09:06:23,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1053 states and 1296 transitions. [2024-12-02 09:06:23,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 09:06:23,295 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:06:23,295 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:06:23,301 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-12-02 09:06:23,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:06:23,495 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:06:23,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:06:23,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1247702059, now seen corresponding path program 1 times [2024-12-02 09:06:23,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:06:23,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1434311448] [2024-12-02 09:06:23,496 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:23,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:06:23,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:25,804 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 9 proven. 108 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:06:25,804 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 09:06:25,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1434311448] [2024-12-02 09:06:25,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1434311448] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:06:25,804 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1285457835] [2024-12-02 09:06:25,804 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:06:25,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:06:25,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:06:25,806 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:06:25,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-12-02 09:06:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:06:26,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-12-02 09:06:26,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:06:35,234 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1522 proven. 246 refuted. 0 times theorem prover too weak. 1352 trivial. 0 not checked. [2024-12-02 09:06:35,234 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:07:42,823 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 105 proven. 237 refuted. 0 times theorem prover too weak. 2778 trivial. 0 not checked. [2024-12-02 09:07:42,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1285457835] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:07:42,823 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 09:07:42,824 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21, 23] total 51 [2024-12-02 09:07:42,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867720924] [2024-12-02 09:07:42,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 09:07:42,824 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-12-02 09:07:42,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 09:07:42,826 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-12-02 09:07:42,826 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=481, Invalid=2069, Unknown=0, NotChecked=0, Total=2550 [2024-12-02 09:07:42,827 INFO L87 Difference]: Start difference. First operand 1053 states and 1296 transitions. Second operand has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) [2024-12-02 09:09:10,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:10,589 INFO L93 Difference]: Finished difference Result 10565 states and 13368 transitions. [2024-12-02 09:09:10,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-12-02 09:09:10,590 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) Word has length 277 [2024-12-02 09:09:10,590 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:10,608 INFO L225 Difference]: With dead ends: 10565 [2024-12-02 09:09:10,608 INFO L226 Difference]: Without dead ends: 9601 [2024-12-02 09:09:10,614 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 800 GetRequests, 560 SyntacticMatches, 1 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21185 ImplicationChecksByTransitivity, 55.9s TimeCoverageRelationStatistics Valid=10715, Invalid=47125, Unknown=0, NotChecked=0, Total=57840 [2024-12-02 09:09:10,615 INFO L435 NwaCegarLoop]: 235 mSDtfsCounter, 8118 mSDsluCounter, 5805 mSDsCounter, 0 mSdLazyCounter, 11871 mSolverCounterSat, 1499 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8129 SdHoareTripleChecker+Valid, 6040 SdHoareTripleChecker+Invalid, 13370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1499 IncrementalHoareTripleChecker+Valid, 11871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 40.8s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:10,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8129 Valid, 6040 Invalid, 13370 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1499 Valid, 11871 Invalid, 0 Unknown, 0 Unchecked, 40.8s Time] [2024-12-02 09:09:10,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9601 states. [2024-12-02 09:09:11,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9601 to 2831. [2024-12-02 09:09:11,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2831 states, 2375 states have (on average 1.2522105263157894) internal successors, (2974), 2375 states have internal predecessors, (2974), 280 states have call successors, (280), 175 states have call predecessors, (280), 175 states have return successors, (280), 280 states have call predecessors, (280), 280 states have call successors, (280) [2024-12-02 09:09:11,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2831 states to 2831 states and 3534 transitions. [2024-12-02 09:09:11,422 INFO L78 Accepts]: Start accepts. Automaton has 2831 states and 3534 transitions. Word has length 277 [2024-12-02 09:09:11,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:11,422 INFO L471 AbstractCegarLoop]: Abstraction has 2831 states and 3534 transitions. [2024-12-02 09:09:11,423 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 49 states have (on average 4.428571428571429) internal successors, (217), 48 states have internal predecessors, (217), 10 states have call successors, (120), 6 states have call predecessors, (120), 12 states have return successors, (120), 10 states have call predecessors, (120), 10 states have call successors, (120) [2024-12-02 09:09:11,423 INFO L276 IsEmpty]: Start isEmpty. Operand 2831 states and 3534 transitions. [2024-12-02 09:09:11,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2024-12-02 09:09:11,424 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:11,424 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:11,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-12-02 09:09:11,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-12-02 09:09:11,625 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:11,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:11,625 INFO L85 PathProgramCache]: Analyzing trace with hash 1309741673, now seen corresponding path program 1 times [2024-12-02 09:09:11,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 09:09:11,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [293402970] [2024-12-02 09:09:11,625 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:11,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 09:09:11,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 09:09:11,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [297378857] [2024-12-02 09:09:11,696 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:11,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 09:09:11,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:09:11,697 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 09:09:11,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-12-02 09:09:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 09:09:11,894 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 09:09:11,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 09:09:12,144 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 09:09:12,144 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 09:09:12,145 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 09:09:12,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-12-02 09:09:12,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-12-02 09:09:12,349 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:12,483 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 09:09:12,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 09:09:12 BoogieIcfgContainer [2024-12-02 09:09:12,486 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 09:09:12,486 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 09:09:12,486 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 09:09:12,487 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 09:09:12,487 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:01:18" (3/4) ... [2024-12-02 09:09:12,489 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 09:09:12,490 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 09:09:12,491 INFO L158 Benchmark]: Toolchain (without parser) took 475719.51ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 116.2MB in the beginning and 228.1MB in the end (delta: -111.9MB). Peak memory consumption was 282.2MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,491 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:09:12,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.68ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.4MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,491 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.56ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 92.2MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,492 INFO L158 Benchmark]: Boogie Preprocessor took 67.51ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 83.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,492 INFO L158 Benchmark]: RCFGBuilder took 821.73ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 96.4MB in the end (delta: -12.6MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,492 INFO L158 Benchmark]: TraceAbstraction took 474455.23ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 95.9MB in the beginning and 228.2MB in the end (delta: -132.3MB). Peak memory consumption was 258.2MB. Max. memory is 16.1GB. [2024-12-02 09:09:12,492 INFO L158 Benchmark]: Witness Printer took 3.88ms. Allocated memory is still 536.9MB. Free memory was 228.2MB in the beginning and 228.1MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 09:09:12,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 142.6MB. Free memory is still 82.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.68ms. Allocated memory is still 142.6MB. Free memory was 116.0MB in the beginning and 98.4MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.56ms. Allocated memory is still 142.6MB. Free memory was 98.4MB in the beginning and 92.2MB in the end (delta: 6.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.51ms. Allocated memory is still 142.6MB. Free memory was 92.2MB in the beginning and 83.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 821.73ms. Allocated memory is still 142.6MB. Free memory was 83.8MB in the beginning and 96.4MB in the end (delta: -12.6MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * TraceAbstraction took 474455.23ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 95.9MB in the beginning and 228.2MB in the end (delta: -132.3MB). Peak memory consumption was 258.2MB. Max. memory is 16.1GB. * Witness Printer took 3.88ms. Allocated memory is still 536.9MB. Free memory was 228.2MB in the beginning and 228.1MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 80, overapproximation of shiftLeft at line 94, overapproximation of someBinaryFLOATComparisonOperation at line 145, overapproximation of someBinaryFLOATComparisonOperation at line 147, overapproximation of someBinaryFLOATComparisonOperation at line 202, overapproximation of someBinaryFLOATComparisonOperation at line 200, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of someBinaryFLOATComparisonOperation at line 149, overapproximation of someBinaryFLOATComparisonOperation at line 216, overapproximation of someBinaryFLOATComparisonOperation at line 133, overapproximation of someBinaryFLOATComparisonOperation at line 89, overapproximation of someBinaryFLOATComparisonOperation at line 198, overapproximation of bitwiseOr at line 139, overapproximation of bitwiseOr at line 135, overapproximation of someBinaryArithmeticFLOAToperation at line 108, overapproximation of someBinaryArithmeticFLOAToperation at line 133. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] float var_1_1 = 10.875; [L23] float var_1_4 = 64.75; [L24] float var_1_5 = 4.75; [L25] float var_1_6 = 63.95; [L26] unsigned long int var_1_7 = 32; [L27] unsigned long int var_1_8 = 4162005566; [L28] float var_1_11 = 0.5; [L29] unsigned char var_1_12 = 1; [L30] unsigned char var_1_13 = 0; [L31] unsigned char var_1_14 = 0; [L32] unsigned char var_1_15 = 0; [L33] float var_1_16 = 32.375; [L34] unsigned short int var_1_17 = 32; [L35] unsigned short int var_1_18 = 18423; [L36] unsigned short int var_1_19 = 19325; [L37] unsigned short int var_1_20 = 10000; [L38] unsigned short int var_1_21 = 5; [L39] unsigned long int var_1_22 = 128; [L40] unsigned short int var_1_23 = 1; [L41] signed char var_1_24 = 5; [L42] signed char var_1_25 = 32; [L43] signed char var_1_26 = -10; [L44] signed long int var_1_27 = 1081977464; [L45] unsigned short int var_1_28 = 1; [L46] unsigned char var_1_29 = 128; [L47] unsigned char var_1_30 = 100; [L48] unsigned short int var_1_31 = 37977; [L49] unsigned short int var_1_32 = 1; [L50] float var_1_34 = 49.4; [L51] float var_1_35 = 2.5; [L52] float var_1_36 = 7.7; [L53] float var_1_37 = 4.8; [L54] signed short int var_1_38 = -10; [L55] signed short int var_1_39 = 10000; [L56] signed long int var_1_40 = -2; [L57] signed short int var_1_42 = -1; [L58] float last_1_var_1_11 = 0.5; [L59] unsigned short int last_1_var_1_23 = 1; [L60] unsigned short int last_1_var_1_28 = 1; [L61] signed short int last_1_var_1_38 = -10; [L62] signed long int last_1_var_1_40 = -2; [L63] signed short int last_1_var_1_42 = -1; VAL [isInitial=0, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_4=259/4, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L220] isInitial = 1 [L221] FCALL initially() [L223] CALL updateLastVariables() [L208] last_1_var_1_11 = var_1_11 [L209] last_1_var_1_23 = var_1_23 [L210] last_1_var_1_28 = var_1_28 [L211] last_1_var_1_38 = var_1_38 [L212] last_1_var_1_40 = var_1_40 [L213] last_1_var_1_42 = var_1_42 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_4=259/4, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L223] RET updateLastVariables() [L224] CALL updateVariables() [L144] var_1_4 = __VERIFIER_nondet_float() [L145] CALL assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L145] RET assume_abort_if_not((var_1_4 >= -922337.2036854765600e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854765600e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_5=19/4, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L146] var_1_5 = __VERIFIER_nondet_float() [L147] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L147] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_6=1279/20, var_1_7=32, var_1_8=4162005566] [L148] var_1_6 = __VERIFIER_nondet_float() [L149] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L149] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4162005566] [L150] var_1_8 = __VERIFIER_nondet_ulong() [L151] CALL assume_abort_if_not(var_1_8 >= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L151] RET assume_abort_if_not(var_1_8 >= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L152] CALL assume_abort_if_not(var_1_8 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L152] RET assume_abort_if_not(var_1_8 <= 4294967294) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L153] var_1_12 = __VERIFIER_nondet_uchar() [L154] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L154] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L155] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L155] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L156] var_1_14 = __VERIFIER_nondet_uchar() [L157] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L157] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L158] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L158] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L159] var_1_15 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L160] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L161] CALL assume_abort_if_not(var_1_15 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L161] RET assume_abort_if_not(var_1_15 <= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=18423, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L162] var_1_18 = __VERIFIER_nondet_ushort() [L163] CALL assume_abort_if_not(var_1_18 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L163] RET assume_abort_if_not(var_1_18 >= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L164] CALL assume_abort_if_not(var_1_18 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L164] RET assume_abort_if_not(var_1_18 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=19325, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L165] var_1_19 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_19 >= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L166] RET assume_abort_if_not(var_1_19 >= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L167] CALL assume_abort_if_not(var_1_19 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L167] RET assume_abort_if_not(var_1_19 <= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=10000, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L168] var_1_20 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_20 >= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L169] RET assume_abort_if_not(var_1_20 >= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L170] CALL assume_abort_if_not(var_1_20 <= 16384) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L170] RET assume_abort_if_not(var_1_20 <= 16384) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=5, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L171] var_1_21 = __VERIFIER_nondet_ushort() [L172] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L172] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L173] CALL assume_abort_if_not(var_1_21 <= 8192) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L173] RET assume_abort_if_not(var_1_21 <= 8192) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=5, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L174] var_1_24 = __VERIFIER_nondet_char() [L175] CALL assume_abort_if_not(var_1_24 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L175] RET assume_abort_if_not(var_1_24 >= -1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L176] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L176] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=32, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L177] var_1_25 = __VERIFIER_nondet_char() [L178] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L178] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L179] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L179] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=-10, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L180] var_1_26 = __VERIFIER_nondet_char() [L181] CALL assume_abort_if_not(var_1_26 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L181] RET assume_abort_if_not(var_1_26 >= -128) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L182] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L182] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L183] CALL assume_abort_if_not(var_1_26 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L183] RET assume_abort_if_not(var_1_26 != 0) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1081977464, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L184] var_1_27 = __VERIFIER_nondet_long() [L185] CALL assume_abort_if_not(var_1_27 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L185] RET assume_abort_if_not(var_1_27 >= 1073741823) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L186] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L186] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=128, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L187] var_1_29 = __VERIFIER_nondet_uchar() [L188] CALL assume_abort_if_not(var_1_29 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L188] RET assume_abort_if_not(var_1_29 >= 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L189] CALL assume_abort_if_not(var_1_29 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L189] RET assume_abort_if_not(var_1_29 <= 255) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=100, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L190] var_1_30 = __VERIFIER_nondet_uchar() [L191] CALL assume_abort_if_not(var_1_30 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L191] RET assume_abort_if_not(var_1_30 >= 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L192] CALL assume_abort_if_not(var_1_30 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L192] RET assume_abort_if_not(var_1_30 <= 126) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L193] CALL assume_abort_if_not(var_1_30 != 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L193] RET assume_abort_if_not(var_1_30 != 127) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=37977, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L194] var_1_31 = __VERIFIER_nondet_ushort() [L195] CALL assume_abort_if_not(var_1_31 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L195] RET assume_abort_if_not(var_1_31 >= 32767) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L196] CALL assume_abort_if_not(var_1_31 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L196] RET assume_abort_if_not(var_1_31 <= 65534) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_35=5/2, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L197] var_1_35 = __VERIFIER_nondet_float() [L198] CALL assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L198] RET assume_abort_if_not((var_1_35 >= 0.0F && var_1_35 <= -1.0e-20F) || (var_1_35 <= 4611686.018427382800e+12F && var_1_35 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_36=77/10, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L199] var_1_36 = __VERIFIER_nondet_float() [L200] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L200] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_37=24/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L201] var_1_37 = __VERIFIER_nondet_float() [L202] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L202] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=10000, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L203] var_1_39 = __VERIFIER_nondet_short() [L204] CALL assume_abort_if_not(var_1_39 >= 8191) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L204] RET assume_abort_if_not(var_1_39 >= 8191) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L205] CALL assume_abort_if_not(var_1_39 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L205] RET assume_abort_if_not(var_1_39 <= 16383) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=1, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L224] RET updateVariables() [L225] CALL step() [L67] COND TRUE ((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23)))) [L68] var_1_32 = var_1_30 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L76] unsigned short int stepLocal_5 = var_1_19; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_5=16384, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-10, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L77] COND TRUE stepLocal_5 > var_1_32 [L78] var_1_38 = (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L80] EXPR var_1_19 << var_1_20 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=1, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L80] COND FALSE !((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) [L83] var_1_28 = 50 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L85] signed long int stepLocal_3 = -1; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_3=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L86] COND FALSE !(stepLocal_3 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L89] COND TRUE var_1_5 < var_1_4 [L90] var_1_7 = (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L94] EXPR var_1_18 << var_1_32 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=128, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L94] COND FALSE !((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) [L101] var_1_22 = var_1_18 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L103] signed long int stepLocal_4 = (var_1_24 - var_1_25) / var_1_26; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_4=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L104] COND FALSE !(stepLocal_4 == (var_1_19 - (var_1_27 - var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] EXPR var_1_8 ^ var_1_38 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] EXPR var_1_29 & (var_1_8 ^ var_1_38) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_34=247/5, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L107] COND TRUE (var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17 [L108] var_1_34 = ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=-1, var_1_7=32, var_1_8=4294951056] [L110] var_1_42 = var_1_25 [L111] unsigned short int stepLocal_6 = var_1_32; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=-2, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L112] COND TRUE \read(var_1_14) [L113] var_1_40 = (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L121] unsigned long int stepLocal_1 = var_1_8 + var_1_17; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L122] COND FALSE !(\read(var_1_12)) [L127] var_1_13 = var_1_15 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L129] signed long int stepLocal_0 = var_1_40; VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_0=1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=87/8, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_7=32, var_1_8=4294951056] [L130] COND FALSE !(stepLocal_0 >= var_1_7) [L133] var_1_1 = (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] EXPR var_1_28 ^ var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] EXPR (var_1_28 ^ var_1_8) & var_1_23 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L135] unsigned long int stepLocal_2 = (var_1_28 ^ var_1_8) & var_1_23; [L136] COND FALSE !(var_1_28 <= stepLocal_2) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L139] EXPR var_1_7 | var_1_8 VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, stepLocal_1=4294951088, stepLocal_6=126, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L139] COND FALSE !(((var_1_7 | var_1_8) > var_1_17) && var_1_13) [L225] RET step() [L226] CALL, EXPR property() [L216] EXPR (((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50))) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216] EXPR (((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L216-L217] return ((((((((((((((var_1_40 >= var_1_7) ? (var_1_1 == ((float) ((((var_1_4) > (9.999999996E8f)) ? (var_1_4) : (9.999999996E8f))))) : (var_1_1 == ((float) (((((var_1_5 + var_1_6)) > (var_1_4)) ? ((var_1_5 + var_1_6)) : (var_1_4)))))) && ((var_1_5 < var_1_4) ? (var_1_7 == ((unsigned long int) (((((var_1_8 - var_1_28)) < (var_1_17)) ? ((var_1_8 - var_1_28)) : (var_1_17))))) : (var_1_7 == ((unsigned long int) var_1_28)))) && ((((var_1_7 | var_1_8) > var_1_17) && var_1_13) ? (var_1_11 == ((float) var_1_5)) : 1)) && (var_1_12 ? (((var_1_28 + var_1_40) > (var_1_8 + var_1_17)) ? (var_1_13 == ((unsigned char) var_1_14)) : 1) : (var_1_13 == ((unsigned char) var_1_15)))) && ((var_1_28 <= ((var_1_28 ^ var_1_8) & var_1_23)) ? (var_1_16 == ((float) var_1_4)) : 1)) && ((-1 > ((((var_1_28) < 0 ) ? -(var_1_28) : (var_1_28)))) ? (var_1_17 == ((unsigned short int) ((var_1_18 + var_1_19) - ((var_1_20 - var_1_21) + 5)))) : 1)) && (((var_1_18 << var_1_32) <= (var_1_19 + var_1_20)) ? ((var_1_17 >= var_1_19) ? (var_1_22 == ((unsigned long int) var_1_18)) : (var_1_22 == ((unsigned long int) var_1_20))) : (var_1_22 == ((unsigned long int) var_1_18)))) && ((((var_1_24 - var_1_25) / var_1_26) == (var_1_19 - (var_1_27 - var_1_18))) ? (var_1_23 == ((unsigned short int) (var_1_20 + var_1_18))) : 1)) && (((last_1_var_1_40 / (var_1_29 - var_1_30)) > (var_1_19 << var_1_20)) ? (var_1_28 == ((unsigned short int) (var_1_31 - var_1_21))) : (var_1_28 == ((unsigned short int) 50)))) && ((((((last_1_var_1_42) < (var_1_24)) ? (last_1_var_1_42) : (var_1_24))) != (last_1_var_1_38 + ((((last_1_var_1_28) < (last_1_var_1_23)) ? (last_1_var_1_28) : (last_1_var_1_23))))) ? (var_1_32 == ((unsigned short int) var_1_30)) : ((16.8f <= last_1_var_1_11) ? (var_1_32 == ((unsigned short int) var_1_21)) : (var_1_32 == ((unsigned short int) var_1_30))))) && (((var_1_29 & (var_1_8 ^ var_1_38)) < var_1_17) ? (var_1_34 == ((float) ((255.5f - var_1_35) + (((((var_1_36 - var_1_37)) < (var_1_5)) ? ((var_1_36 - var_1_37)) : (var_1_5)))))) : 1)) && ((var_1_19 > var_1_32) ? (var_1_38 == ((signed short int) (var_1_29 + (((((var_1_21) < (var_1_30)) ? (var_1_21) : (var_1_30))) - (var_1_39 - 16))))) : 1)) && (var_1_14 ? (var_1_40 == ((signed long int) (((((var_1_30 + var_1_32)) < (var_1_23)) ? ((var_1_30 + var_1_32)) : (var_1_23))))) : (((var_1_32 / var_1_31) < var_1_32) ? (var_1_40 == ((signed long int) (var_1_39 + var_1_30))) : (var_1_40 == ((signed long int) var_1_25))))) && (var_1_42 == ((signed short int) var_1_25)) ; [L226] RET, EXPR property() [L226] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] [L19] reach_error() VAL [isInitial=1, last_1_var_1_11=1/2, last_1_var_1_23=1, last_1_var_1_28=1, last_1_var_1_38=-10, last_1_var_1_40=-2, last_1_var_1_42=-1, var_1_11=1/2, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=0, var_1_16=259/8, var_1_17=32, var_1_18=-49153, var_1_19=16384, var_1_1=2, var_1_20=-57344, var_1_21=65536, var_1_22=16383, var_1_23=1, var_1_24=-1, var_1_25=0, var_1_26=1, var_1_27=1073741823, var_1_28=50, var_1_29=127, var_1_30=126, var_1_31=32767, var_1_32=126, var_1_38=-16240, var_1_39=16383, var_1_40=1, var_1_42=0, var_1_4=0, var_1_7=32, var_1_8=4294951056] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 162 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 474.2s, OverallIterations: 22, TraceHistogramMax: 40, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 259.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 20 mSolverCounterUnknown, 37679 SdHoareTripleChecker+Valid, 166.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37563 mSDsluCounter, 24352 SdHoareTripleChecker+Invalid, 159.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20053 mSDsCounter, 5683 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33392 IncrementalHoareTripleChecker+Invalid, 39095 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5683 mSolverCounterUnsat, 4299 mSDtfsCounter, 33392 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6292 GetRequests, 5378 SyntacticMatches, 34 SemanticMatches, 880 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 36316 ImplicationChecksByTransitivity, 124.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2831occurred in iteration=21, InterpolantAutomatonStates: 692, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.5s AutomataMinimizationTime, 21 MinimizatonAttempts, 12664 StatesRemovedByMinimization, 19 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 204.3s InterpolantComputationTime, 9271 NumberOfCodeBlocks, 9271 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 10307 ConstructedInterpolants, 1 QuantifiedInterpolants, 95627 SizeOfPredicates, 123 NumberOfNonLiveVariables, 6702 ConjunctsInSsa, 280 ConjunctsInUnsatCore, 38 InterpolantComputations, 11 PerfectInterpolantSequences, 114897/118560 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 09:09:12,706 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-12-02 09:09:12,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 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_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 09:09:14,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 09:09:14,581 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 09:09:14,590 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 09:09:14,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 09:09:14,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 09:09:14,614 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 09:09:14,614 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 09:09:14,615 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 09:09:14,615 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 09:09:14,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 09:09:14,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 09:09:14,615 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 09:09:14,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 09:09:14,616 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 09:09:14,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 09:09:14,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 09:09:14,616 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 09:09:14,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 09:09:14,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 09:09:14,617 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 09:09:14,618 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:09:14,618 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 09:09:14,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:09:14,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 09:09:14,619 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 09:09:14,620 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_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9cada0c85d469bf843d2b88bb91f13bf498b21137f0d387bee03f08915f85ad4 [2024-12-02 09:09:14,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 09:09:14,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 09:09:14,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 09:09:14,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 09:09:14,858 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 09:09:14,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-12-02 09:09:17,505 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/957878cbf/5fe347e38d1d44d488b7a197fb47db13/FLAG691270759 [2024-12-02 09:09:17,702 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 09:09:17,703 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i [2024-12-02 09:09:17,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/957878cbf/5fe347e38d1d44d488b7a197fb47db13/FLAG691270759 [2024-12-02 09:09:17,728 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/data/957878cbf/5fe347e38d1d44d488b7a197fb47db13 [2024-12-02 09:09:17,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 09:09:17,732 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 09:09:17,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 09:09:17,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 09:09:17,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 09:09:17,738 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:09:17" (1/1) ... [2024-12-02 09:09:17,739 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@512bdbf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:17, skipping insertion in model container [2024-12-02 09:09:17,739 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:09:17" (1/1) ... [2024-12-02 09:09:17,760 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 09:09:17,899 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_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-12-02 09:09:17,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:09:17,989 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 09:09:18,000 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_26c5245e-e580-4be9-9d93-efb395a12d35/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount100_file-68.i[916,929] [2024-12-02 09:09:18,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 09:09:18,057 INFO L204 MainTranslator]: Completed translation [2024-12-02 09:09:18,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18 WrapperNode [2024-12-02 09:09:18,058 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 09:09:18,059 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 09:09:18,059 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 09:09:18,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 09:09:18,065 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,102 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 235 [2024-12-02 09:09:18,102 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 09:09:18,103 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 09:09:18,103 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 09:09:18,103 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 09:09:18,112 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,116 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,129 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 09:09:18,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,140 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,141 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,147 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,149 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 09:09:18,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 09:09:18,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 09:09:18,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 09:09:18,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (1/1) ... [2024-12-02 09:09:18,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 09:09:18,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 09:09:18,184 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 09:09:18,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 09:09:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 09:09:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 09:09:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 09:09:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 09:09:18,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 09:09:18,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 09:09:18,297 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 09:09:18,299 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 09:09:21,095 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-02 09:09:21,095 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 09:09:21,105 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 09:09:21,105 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 09:09:21,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:21 BoogieIcfgContainer [2024-12-02 09:09:21,106 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 09:09:21,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 09:09:21,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 09:09:21,112 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 09:09:21,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 09:09:17" (1/3) ... [2024-12-02 09:09:21,112 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790c4fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:09:21, skipping insertion in model container [2024-12-02 09:09:21,112 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:09:18" (2/3) ... [2024-12-02 09:09:21,113 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@790c4fcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 09:09:21, skipping insertion in model container [2024-12-02 09:09:21,113 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:09:21" (3/3) ... [2024-12-02 09:09:21,114 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount100_file-68.i [2024-12-02 09:09:21,124 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 09:09:21,126 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_operatoramount_amount100_file-68.i that has 2 procedures, 105 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 09:09:21,171 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 09:09:21,180 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;@4b28e6fe, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 09:09:21,180 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 09:09:21,183 INFO L276 IsEmpty]: Start isEmpty. Operand has 105 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 63 states have internal predecessors, (84), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:09:21,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:09:21,195 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:21,196 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:21,196 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:21,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:21,200 INFO L85 PathProgramCache]: Analyzing trace with hash -820819256, now seen corresponding path program 1 times [2024-12-02 09:09:21,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:21,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1293338992] [2024-12-02 09:09:21,210 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:21,210 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:21,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:21,212 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:09:21,214 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 09:09:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:21,708 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 09:09:21,718 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:21,765 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 638 proven. 0 refuted. 0 times theorem prover too weak. 2482 trivial. 0 not checked. [2024-12-02 09:09:21,765 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:21,766 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:21,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1293338992] [2024-12-02 09:09:21,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1293338992] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:21,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:21,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 09:09:21,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678484222] [2024-12-02 09:09:21,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:21,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 09:09:21,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:21,791 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 09:09:21,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:09:21,794 INFO L87 Difference]: Start difference. First operand has 105 states, 62 states have (on average 1.3548387096774193) internal successors, (84), 63 states have internal predecessors, (84), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:09:21,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:21,826 INFO L93 Difference]: Finished difference Result 203 states and 362 transitions. [2024-12-02 09:09:21,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 09:09:21,828 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 251 [2024-12-02 09:09:21,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:21,834 INFO L225 Difference]: With dead ends: 203 [2024-12-02 09:09:21,834 INFO L226 Difference]: Without dead ends: 101 [2024-12-02 09:09:21,837 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 250 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 09:09:21,839 INFO L435 NwaCegarLoop]: 157 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, 157 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:21,840 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 09:09:21,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-12-02 09:09:21,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-12-02 09:09:21,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 59 states have (on average 1.305084745762712) internal successors, (77), 59 states have internal predecessors, (77), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:09:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 157 transitions. [2024-12-02 09:09:21,882 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 157 transitions. Word has length 251 [2024-12-02 09:09:21,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:21,882 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 157 transitions. [2024-12-02 09:09:21,883 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (40), 2 states have call predecessors, (40), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-12-02 09:09:21,883 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 157 transitions. [2024-12-02 09:09:21,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:09:21,888 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:21,888 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:21,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 09:09:22,088 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:22,089 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:22,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:22,089 INFO L85 PathProgramCache]: Analyzing trace with hash 666519812, now seen corresponding path program 1 times [2024-12-02 09:09:22,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:22,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [407849449] [2024-12-02 09:09:22,090 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:22,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:22,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:22,092 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:09:22,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 09:09:22,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:22,558 INFO L256 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 09:09:22,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:22,648 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:09:22,648 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:09:22,649 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:22,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [407849449] [2024-12-02 09:09:22,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [407849449] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:09:22,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:09:22,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 09:09:22,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871073483] [2024-12-02 09:09:22,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:09:22,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 09:09:22,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:22,651 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 09:09:22,652 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:09:22,652 INFO L87 Difference]: Start difference. First operand 101 states and 157 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:09:24,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:24,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:24,423 INFO L93 Difference]: Finished difference Result 199 states and 311 transitions. [2024-12-02 09:09:24,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 09:09:24,444 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 251 [2024-12-02 09:09:24,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:24,447 INFO L225 Difference]: With dead ends: 199 [2024-12-02 09:09:24,447 INFO L226 Difference]: Without dead ends: 101 [2024-12-02 09:09:24,448 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 250 GetRequests, 249 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 09:09:24,449 INFO L435 NwaCegarLoop]: 155 mSDtfsCounter, 0 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 307 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:24,449 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 307 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-12-02 09:09:24,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-12-02 09:09:24,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2024-12-02 09:09:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 59 states have (on average 1.2881355932203389) internal successors, (76), 59 states have internal predecessors, (76), 40 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2024-12-02 09:09:24,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 156 transitions. [2024-12-02 09:09:24,464 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 156 transitions. Word has length 251 [2024-12-02 09:09:24,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:24,466 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 156 transitions. [2024-12-02 09:09:24,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:09:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 156 transitions. [2024-12-02 09:09:24,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:09:24,470 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:24,470 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:24,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 09:09:24,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:24,671 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:24,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:24,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1022423930, now seen corresponding path program 1 times [2024-12-02 09:09:24,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:24,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1988574625] [2024-12-02 09:09:24,672 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:24,673 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:24,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:24,674 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:09:24,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 09:09:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:25,206 INFO L256 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-02 09:09:25,213 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:26,477 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1219 proven. 87 refuted. 0 times theorem prover too weak. 1814 trivial. 0 not checked. [2024-12-02 09:09:26,478 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:09:27,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 3003 trivial. 0 not checked. [2024-12-02 09:09:27,516 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:27,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1988574625] [2024-12-02 09:09:27,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1988574625] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 09:09:27,516 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:09:27,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-12-02 09:09:27,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070832948] [2024-12-02 09:09:27,516 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:09:27,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-12-02 09:09:27,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:27,518 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-12-02 09:09:27,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-12-02 09:09:27,519 INFO L87 Difference]: Start difference. First operand 101 states and 156 transitions. Second operand has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-12-02 09:09:29,935 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:31,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:09:32,028 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:09:32,028 INFO L93 Difference]: Finished difference Result 313 states and 476 transitions. [2024-12-02 09:09:32,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-12-02 09:09:32,029 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) Word has length 251 [2024-12-02 09:09:32,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:09:32,032 INFO L225 Difference]: With dead ends: 313 [2024-12-02 09:09:32,032 INFO L226 Difference]: Without dead ends: 215 [2024-12-02 09:09:32,033 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 494 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=112, Invalid=230, Unknown=0, NotChecked=0, Total=342 [2024-12-02 09:09:32,034 INFO L435 NwaCegarLoop]: 112 mSDtfsCounter, 248 mSDsluCounter, 248 mSDsCounter, 0 mSdLazyCounter, 261 mSolverCounterSat, 153 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 259 SdHoareTripleChecker+Valid, 360 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 153 IncrementalHoareTripleChecker+Valid, 261 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:09:32,034 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [259 Valid, 360 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [153 Valid, 261 Invalid, 0 Unknown, 0 Unchecked, 4.2s Time] [2024-12-02 09:09:32,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-12-02 09:09:32,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 205. [2024-12-02 09:09:32,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 120 states have (on average 1.275) internal successors, (153), 120 states have internal predecessors, (153), 80 states have call successors, (80), 4 states have call predecessors, (80), 4 states have return successors, (80), 80 states have call predecessors, (80), 80 states have call successors, (80) [2024-12-02 09:09:32,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 313 transitions. [2024-12-02 09:09:32,085 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 313 transitions. Word has length 251 [2024-12-02 09:09:32,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:09:32,086 INFO L471 AbstractCegarLoop]: Abstraction has 205 states and 313 transitions. [2024-12-02 09:09:32,086 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.875) internal successors, (63), 8 states have internal predecessors, (63), 2 states have call successors, (69), 2 states have call predecessors, (69), 4 states have return successors, (70), 2 states have call predecessors, (70), 2 states have call successors, (70) [2024-12-02 09:09:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 313 transitions. [2024-12-02 09:09:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:09:32,088 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:09:32,088 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:09:32,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 09:09:32,293 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:32,293 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:09:32,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:09:32,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1020576888, now seen corresponding path program 1 times [2024-12-02 09:09:32,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:09:32,294 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863209475] [2024-12-02 09:09:32,294 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:32,294 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:09:32,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:09:32,296 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:09:32,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 09:09:32,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:32,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 09:09:32,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:36,569 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2073 proven. 228 refuted. 0 times theorem prover too weak. 819 trivial. 0 not checked. [2024-12-02 09:09:36,569 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:09:37,640 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:09:37,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863209475] [2024-12-02 09:09:37,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [863209475] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:09:37,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1328572650] [2024-12-02 09:09:37,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:09:37,641 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:09:37,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:09:37,643 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:09:37,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-02 09:09:40,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:09:40,941 INFO L256 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-02 09:09:40,946 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:09:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 2146 proven. 195 refuted. 0 times theorem prover too weak. 779 trivial. 0 not checked. [2024-12-02 09:09:47,466 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:09:50,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1328572650] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:09:50,707 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:09:50,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 19] total 33 [2024-12-02 09:09:50,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225518810] [2024-12-02 09:09:50,707 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:09:50,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-12-02 09:09:50,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:09:50,709 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-12-02 09:09:50,709 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=199, Invalid=1207, Unknown=0, NotChecked=0, Total=1406 [2024-12-02 09:09:50,709 INFO L87 Difference]: Start difference. First operand 205 states and 313 transitions. Second operand has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) [2024-12-02 09:10:04,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-02 09:10:10,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.45s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:17,169 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:17,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:17,205 INFO L93 Difference]: Finished difference Result 653 states and 925 transitions. [2024-12-02 09:10:17,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-12-02 09:10:17,232 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) Word has length 251 [2024-12-02 09:10:17,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:17,235 INFO L225 Difference]: With dead ends: 653 [2024-12-02 09:10:17,235 INFO L226 Difference]: Without dead ends: 451 [2024-12-02 09:10:17,237 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 605 GetRequests, 522 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2077 ImplicationChecksByTransitivity, 15.5s TimeCoverageRelationStatistics Valid=1319, Invalid=5821, Unknown=0, NotChecked=0, Total=7140 [2024-12-02 09:10:17,237 INFO L435 NwaCegarLoop]: 96 mSDtfsCounter, 665 mSDsluCounter, 847 mSDsCounter, 0 mSdLazyCounter, 1288 mSolverCounterSat, 292 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 676 SdHoareTripleChecker+Valid, 943 SdHoareTripleChecker+Invalid, 1580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 292 IncrementalHoareTripleChecker+Valid, 1288 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:17,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [676 Valid, 943 Invalid, 1580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [292 Valid, 1288 Invalid, 0 Unknown, 0 Unchecked, 17.2s Time] [2024-12-02 09:10:17,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2024-12-02 09:10:17,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 354. [2024-12-02 09:10:17,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 209 states have (on average 1.1626794258373205) internal successors, (243), 209 states have internal predecessors, (243), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:10:17,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 483 transitions. [2024-12-02 09:10:17,299 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 483 transitions. Word has length 251 [2024-12-02 09:10:17,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:17,300 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 483 transitions. [2024-12-02 09:10:17,300 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 4.121212121212121) internal successors, (136), 30 states have internal predecessors, (136), 11 states have call successors, (80), 11 states have call predecessors, (80), 16 states have return successors, (80), 11 states have call predecessors, (80), 11 states have call successors, (80) [2024-12-02 09:10:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 483 transitions. [2024-12-02 09:10:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:10:17,301 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:17,302 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:17,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-02 09:10:17,512 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 09:10:17,702 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:10:17,702 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:17,703 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:17,703 INFO L85 PathProgramCache]: Analyzing trace with hash -1877738740, now seen corresponding path program 1 times [2024-12-02 09:10:17,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:17,703 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1662740511] [2024-12-02 09:10:17,703 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:17,703 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:10:17,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:17,705 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:10:17,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 09:10:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:18,109 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 09:10:18,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:21,383 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2024-12-02 09:10:21,383 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 09:10:21,383 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:21,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1662740511] [2024-12-02 09:10:21,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1662740511] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 09:10:21,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 09:10:21,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 09:10:21,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620920516] [2024-12-02 09:10:21,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 09:10:21,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 09:10:21,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:10:21,385 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 09:10:21,385 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-12-02 09:10:21,385 INFO L87 Difference]: Start difference. First operand 354 states and 483 transitions. Second operand has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:10:24,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:28,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.25s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:10:28,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:10:28,914 INFO L93 Difference]: Finished difference Result 822 states and 1147 transitions. [2024-12-02 09:10:28,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 09:10:28,940 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) Word has length 251 [2024-12-02 09:10:28,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:10:28,949 INFO L225 Difference]: With dead ends: 822 [2024-12-02 09:10:28,949 INFO L226 Difference]: Without dead ends: 588 [2024-12-02 09:10:28,950 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 251 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-12-02 09:10:28,951 INFO L435 NwaCegarLoop]: 259 mSDtfsCounter, 200 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 492 SdHoareTripleChecker+Invalid, 202 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.4s IncrementalHoareTripleChecker+Time [2024-12-02 09:10:28,951 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 492 Invalid, 202 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 7.4s Time] [2024-12-02 09:10:28,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-12-02 09:10:29,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 390. [2024-12-02 09:10:29,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 245 states have (on average 1.2122448979591838) internal successors, (297), 245 states have internal predecessors, (297), 120 states have call successors, (120), 24 states have call predecessors, (120), 24 states have return successors, (120), 120 states have call predecessors, (120), 120 states have call successors, (120) [2024-12-02 09:10:29,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 537 transitions. [2024-12-02 09:10:29,023 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 537 transitions. Word has length 251 [2024-12-02 09:10:29,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:10:29,024 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 537 transitions. [2024-12-02 09:10:29,024 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.8) internal successors, (54), 4 states have internal predecessors, (54), 1 states have call successors, (40), 1 states have call predecessors, (40), 1 states have return successors, (40), 1 states have call predecessors, (40), 1 states have call successors, (40) [2024-12-02 09:10:29,024 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 537 transitions. [2024-12-02 09:10:29,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:10:29,026 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:10:29,026 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:10:29,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 09:10:29,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:10:29,227 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:10:29,227 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:10:29,227 INFO L85 PathProgramCache]: Analyzing trace with hash -1820480438, now seen corresponding path program 1 times [2024-12-02 09:10:29,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:10:29,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [210271198] [2024-12-02 09:10:29,228 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:29,228 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:10:29,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:10:29,229 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:10:29,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 09:10:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:29,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-02 09:10:29,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:10:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1517 proven. 150 refuted. 0 times theorem prover too weak. 1453 trivial. 0 not checked. [2024-12-02 09:10:42,047 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:10:49,584 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 09:10:49,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [210271198] [2024-12-02 09:10:49,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [210271198] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:10:49,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [715588587] [2024-12-02 09:10:49,585 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:10:49,585 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-02 09:10:49,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 [2024-12-02 09:10:49,587 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-02 09:10:49,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-02 09:10:51,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:10:51,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-12-02 09:10:51,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:11:02,596 INFO L134 CoverageAnalysis]: Checked inductivity of 3120 backedges. 1433 proven. 129 refuted. 0 times theorem prover too weak. 1558 trivial. 0 not checked. [2024-12-02 09:11:02,596 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 09:11:06,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [715588587] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 09:11:06,158 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 09:11:06,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 21 [2024-12-02 09:11:06,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989384272] [2024-12-02 09:11:06,158 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 09:11:06,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-12-02 09:11:06,159 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 09:11:06,160 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-12-02 09:11:06,161 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=234, Invalid=888, Unknown=0, NotChecked=0, Total=1122 [2024-12-02 09:11:06,161 INFO L87 Difference]: Start difference. First operand 390 states and 537 transitions. Second operand has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 20 states have internal predecessors, (95), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) [2024-12-02 09:11:13,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:14,988 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:20,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:23,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:26,367 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:28,449 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:42,394 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:47,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:49,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-02 09:11:52,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 09:11:52,297 INFO L93 Difference]: Finished difference Result 1745 states and 2349 transitions. [2024-12-02 09:11:52,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-02 09:11:52,298 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 20 states have internal predecessors, (95), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) Word has length 251 [2024-12-02 09:11:52,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 09:11:52,307 INFO L225 Difference]: With dead ends: 1745 [2024-12-02 09:11:52,307 INFO L226 Difference]: Without dead ends: 1475 [2024-12-02 09:11:52,310 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 647 GetRequests, 570 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1734 ImplicationChecksByTransitivity, 15.2s TimeCoverageRelationStatistics Valid=1427, Invalid=4735, Unknown=0, NotChecked=0, Total=6162 [2024-12-02 09:11:52,311 INFO L435 NwaCegarLoop]: 162 mSDtfsCounter, 936 mSDsluCounter, 929 mSDsCounter, 0 mSdLazyCounter, 2099 mSolverCounterSat, 698 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 1091 SdHoareTripleChecker+Invalid, 2797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 698 IncrementalHoareTripleChecker+Valid, 2099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 38.2s IncrementalHoareTripleChecker+Time [2024-12-02 09:11:52,311 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [945 Valid, 1091 Invalid, 2797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [698 Valid, 2099 Invalid, 0 Unknown, 0 Unchecked, 38.2s Time] [2024-12-02 09:11:52,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2024-12-02 09:11:52,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1295. [2024-12-02 09:11:52,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 872 states have (on average 1.223623853211009) internal successors, (1067), 882 states have internal predecessors, (1067), 338 states have call successors, (338), 84 states have call predecessors, (338), 84 states have return successors, (338), 328 states have call predecessors, (338), 338 states have call successors, (338) [2024-12-02 09:11:52,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 1743 transitions. [2024-12-02 09:11:52,486 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 1743 transitions. Word has length 251 [2024-12-02 09:11:52,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 09:11:52,487 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 1743 transitions. [2024-12-02 09:11:52,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 20 states have internal predecessors, (95), 5 states have call successors, (49), 5 states have call predecessors, (49), 7 states have return successors, (50), 5 states have call predecessors, (50), 5 states have call successors, (50) [2024-12-02 09:11:52,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 1743 transitions. [2024-12-02 09:11:52,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-12-02 09:11:52,489 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 09:11:52,489 INFO L218 NwaCegarLoop]: trace histogram [40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 09:11:52,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-12-02 09:11:52,703 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-12-02 09:11:52,890 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/cvc4 --incremental --print-success --lang smt,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:11:52,890 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 09:11:52,890 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 09:11:52,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1665140232, now seen corresponding path program 1 times [2024-12-02 09:11:52,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 09:11:52,891 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [440528207] [2024-12-02 09:11:52,891 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 09:11:52,891 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 09:11:52,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 09:11:52,892 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 09:11:52,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c5245e-e580-4be9-9d93-efb395a12d35/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-12-02 09:11:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 09:11:53,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-02 09:11:53,394 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 09:14:53,102 WARN L286 SmtUtils]: Spent 5.48s on a formula simplification that was a NOOP. DAG size: 13 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)