./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX --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 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:17:30,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:17:30,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 18:17:30,202 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:17:30,203 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:17:30,240 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:17:30,242 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:17:30,243 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:17:30,243 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:17:30,244 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:17:30,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:17:30,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:17:30,245 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:17:30,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:17:30,251 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:17:30,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:17:30,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:17:30,252 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:17:30,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 18:17:30,253 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:17:30,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:17:30,255 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:17:30,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:17:30,255 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:17:30,256 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:17:30,256 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:17:30,256 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:17:30,257 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:17:30,257 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:17:30,257 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:17:30,258 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:17:30,258 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:17:30,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:17:30,260 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:17:30,260 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:17:30,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:17:30,261 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 18:17:30,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 18:17:30,261 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:17:30,262 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:17:30,262 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:17:30,262 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:17:30,263 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a [2024-11-08 18:17:30,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:17:30,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:17:30,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:17:30,577 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:17:30,578 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:17:30,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i Unable to find full path for "g++" [2024-11-08 18:17:32,529 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:17:32,774 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:17:32,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2024-11-08 18:17:32,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/36f30e105/43b6d81a7bbe4651a8363ef22d1a5f2d/FLAGf5facf0ed [2024-11-08 18:17:32,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/36f30e105/43b6d81a7bbe4651a8363ef22d1a5f2d [2024-11-08 18:17:32,802 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:17:32,803 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:17:32,805 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:17:32,805 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:17:32,818 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:17:32,819 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:17:32" (1/1) ... [2024-11-08 18:17:32,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a78ae02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:32, skipping insertion in model container [2024-11-08 18:17:32,821 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:17:32" (1/1) ... [2024-11-08 18:17:32,859 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:17:33,047 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_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2024-11-08 18:17:33,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:17:33,130 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:17:33,140 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_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2024-11-08 18:17:33,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:17:33,224 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:17:33,224 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33 WrapperNode [2024-11-08 18:17:33,224 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:17:33,225 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:17:33,225 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:17:33,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:17:33,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,298 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 191 [2024-11-08 18:17:33,298 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:17:33,299 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:17:33,299 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:17:33,299 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:17:33,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,316 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,336 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:17:33,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,350 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,352 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,355 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,359 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:17:33,360 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:17:33,360 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:17:33,360 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:17:33,361 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (1/1) ... [2024-11-08 18:17:33,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:17:33,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:33,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:17:33,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:17:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:17:33,460 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:17:33,460 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:17:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 18:17:33,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:17:33,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:17:33,605 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:17:33,609 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:17:34,018 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-08 18:17:34,019 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:17:34,032 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:17:34,032 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:17:34,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:17:34 BoogieIcfgContainer [2024-11-08 18:17:34,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:17:34,036 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:17:34,036 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:17:34,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:17:34,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:17:32" (1/3) ... [2024-11-08 18:17:34,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6d973c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:17:34, skipping insertion in model container [2024-11-08 18:17:34,041 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:33" (2/3) ... [2024-11-08 18:17:34,041 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f6d973c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:17:34, skipping insertion in model container [2024-11-08 18:17:34,042 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:17:34" (3/3) ... [2024-11-08 18:17:34,043 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-99.i [2024-11-08 18:17:34,062 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:17:34,062 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:17:34,135 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:17:34,141 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;@54f5a669, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:17:34,141 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:17:34,146 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 18:17:34,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:17:34,166 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:34,167 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:34,167 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:34,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:34,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1758668259, now seen corresponding path program 1 times [2024-11-08 18:17:34,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:34,187 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537485725] [2024-11-08 18:17:34,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:34,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:17:34,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:17:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:17:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:17:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:17:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:17:34,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:17:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:17:34,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:17:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:17:34,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:17:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:17:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:17:34,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:17:34,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:17:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:17:34,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:17:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:17:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:17:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:17:34,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:17:34,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:17:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 18:17:34,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:17:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 18:17:34,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:17:34,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 18:17:34,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 18:17:34,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 18:17:34,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:34,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-08 18:17:34,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:34,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537485725] [2024-11-08 18:17:34,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537485725] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:17:34,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:17:34,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 18:17:34,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921624903] [2024-11-08 18:17:34,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:17:34,769 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 18:17:34,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:34,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 18:17:34,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:17:34,802 INFO L87 Difference]: Start difference. First operand has 88 states, 56 states have (on average 1.375) internal successors, (77), 57 states have internal predecessors, (77), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-08 18:17:34,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:17:34,844 INFO L93 Difference]: Finished difference Result 169 states and 293 transitions. [2024-11-08 18:17:34,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 18:17:34,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) Word has length 183 [2024-11-08 18:17:34,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:17:34,856 INFO L225 Difference]: With dead ends: 169 [2024-11-08 18:17:34,856 INFO L226 Difference]: Without dead ends: 84 [2024-11-08 18:17:34,860 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 18:17:34,863 INFO L432 NwaCegarLoop]: 128 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, 128 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:17:34,865 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 18:17:34,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-08 18:17:34,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2024-11-08 18:17:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 53 states have (on average 1.320754716981132) internal successors, (70), 53 states have internal predecessors, (70), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 18:17:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 128 transitions. [2024-11-08 18:17:34,931 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 128 transitions. Word has length 183 [2024-11-08 18:17:34,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:17:34,932 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 128 transitions. [2024-11-08 18:17:34,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 2 states have call successors, (29) [2024-11-08 18:17:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2024-11-08 18:17:34,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:17:34,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:34,941 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:34,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 18:17:34,941 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:34,942 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:34,942 INFO L85 PathProgramCache]: Analyzing trace with hash 2137559831, now seen corresponding path program 1 times [2024-11-08 18:17:34,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:34,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257546936] [2024-11-08 18:17:34,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:34,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:35,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 18:17:36,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 18:17:36,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 18:17:36,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 18:17:36,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 18:17:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 18:17:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 18:17:36,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 18:17:36,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 18:17:36,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-08 18:17:36,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-08 18:17:36,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-08 18:17:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-08 18:17:36,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-08 18:17:36,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-08 18:17:36,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-08 18:17:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-08 18:17:36,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-08 18:17:36,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-08 18:17:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 18:17:36,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 18:17:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-08 18:17:36,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 18:17:36,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-08 18:17:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-08 18:17:36,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-08 18:17:36,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-08 18:17:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 18:17:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-08 18:17:36,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:36,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 141 refuted. 0 times theorem prover too weak. 1462 trivial. 0 not checked. [2024-11-08 18:17:36,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 18:17:36,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257546936] [2024-11-08 18:17:36,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1257546936] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-08 18:17:36,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [225725482] [2024-11-08 18:17:36,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:36,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:36,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:36,893 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:17:36,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-08 18:17:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:37,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 18:17:37,098 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:17:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 455 proven. 141 refuted. 0 times theorem prover too weak. 1028 trivial. 0 not checked. [2024-11-08 18:17:38,309 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:17:39,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 21 proven. 144 refuted. 0 times theorem prover too weak. 1459 trivial. 0 not checked. [2024-11-08 18:17:39,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [225725482] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:17:39,067 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-08 18:17:39,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 10, 10] total 18 [2024-11-08 18:17:39,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354865475] [2024-11-08 18:17:39,068 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-08 18:17:39,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 18:17:39,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 18:17:39,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 18:17:39,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=231, Unknown=0, NotChecked=0, Total=306 [2024-11-08 18:17:39,072 INFO L87 Difference]: Start difference. First operand 84 states and 128 transitions. Second operand has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2024-11-08 18:17:40,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:17:40,964 INFO L93 Difference]: Finished difference Result 358 states and 504 transitions. [2024-11-08 18:17:40,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2024-11-08 18:17:40,965 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) Word has length 183 [2024-11-08 18:17:40,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:17:40,969 INFO L225 Difference]: With dead ends: 358 [2024-11-08 18:17:40,970 INFO L226 Difference]: Without dead ends: 277 [2024-11-08 18:17:40,972 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 482 GetRequests, 419 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1140 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=912, Invalid=2994, Unknown=0, NotChecked=0, Total=3906 [2024-11-08 18:17:40,973 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 789 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 509 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 816 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 509 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-08 18:17:40,974 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [816 Valid, 501 Invalid, 735 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 509 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-08 18:17:40,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-08 18:17:41,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 219. [2024-11-08 18:17:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 219 states, 148 states have (on average 1.277027027027027) internal successors, (189), 150 states have internal predecessors, (189), 62 states have call successors, (62), 8 states have call predecessors, (62), 8 states have return successors, (62), 60 states have call predecessors, (62), 62 states have call successors, (62) [2024-11-08 18:17:41,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 313 transitions. [2024-11-08 18:17:41,021 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 313 transitions. Word has length 183 [2024-11-08 18:17:41,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:17:41,023 INFO L471 AbstractCegarLoop]: Abstraction has 219 states and 313 transitions. [2024-11-08 18:17:41,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.7222222222222223) internal successors, (67), 18 states have internal predecessors, (67), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (56), 3 states have call predecessors, (56), 3 states have call successors, (56) [2024-11-08 18:17:41,023 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 313 transitions. [2024-11-08 18:17:41,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 18:17:41,026 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:41,027 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:41,049 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-08 18:17:41,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:41,231 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:41,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:41,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1126442581, now seen corresponding path program 1 times [2024-11-08 18:17:41,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 18:17:41,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436690203] [2024-11-08 18:17:41,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:41,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 18:17:41,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 18:17:41,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1244829044] [2024-11-08 18:17:41,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:41,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:41,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:41,349 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-08 18:17:41,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-08 18:17:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:17:41,488 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 18:17:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 18:17:41,697 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-08 18:17:41,697 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-08 18:17:41,698 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-08 18:17:41,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-08 18:17:41,900 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-08 18:17:41,903 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-08 18:17:42,023 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-08 18:17:42,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:17:42 BoogieIcfgContainer [2024-11-08 18:17:42,030 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-08 18:17:42,031 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 18:17:42,034 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 18:17:42,034 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 18:17:42,035 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:17:34" (3/4) ... [2024-11-08 18:17:42,037 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 18:17:42,038 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 18:17:42,039 INFO L158 Benchmark]: Toolchain (without parser) took 9235.51ms. Allocated memory was 127.9MB in the beginning and 251.7MB in the end (delta: 123.7MB). Free memory was 87.0MB in the beginning and 104.9MB in the end (delta: -17.9MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,042 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:17:42,042 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.91ms. Allocated memory is still 127.9MB. Free memory was 86.7MB in the beginning and 70.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.33ms. Allocated memory is still 127.9MB. Free memory was 70.2MB in the beginning and 66.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,043 INFO L158 Benchmark]: Boogie Preprocessor took 59.92ms. Allocated memory is still 127.9MB. Free memory was 66.0MB in the beginning and 60.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,043 INFO L158 Benchmark]: RCFGBuilder took 673.09ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 60.0MB in the beginning and 123.3MB in the end (delta: -63.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,044 INFO L158 Benchmark]: TraceAbstraction took 7994.85ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 122.5MB in the beginning and 105.9MB in the end (delta: 16.6MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. [2024-11-08 18:17:42,044 INFO L158 Benchmark]: Witness Printer took 7.22ms. Allocated memory is still 251.7MB. Free memory was 105.9MB in the beginning and 104.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 18:17:42,049 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 127.9MB. Free memory is still 75.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.91ms. Allocated memory is still 127.9MB. Free memory was 86.7MB in the beginning and 70.2MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.33ms. Allocated memory is still 127.9MB. Free memory was 70.2MB in the beginning and 66.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.92ms. Allocated memory is still 127.9MB. Free memory was 66.0MB in the beginning and 60.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 673.09ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 60.0MB in the beginning and 123.3MB in the end (delta: -63.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * TraceAbstraction took 7994.85ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 122.5MB in the beginning and 105.9MB in the end (delta: 16.6MB). Peak memory consumption was 94.0MB. Max. memory is 16.1GB. * Witness Printer took 7.22ms. Allocated memory is still 251.7MB. Free memory was 105.9MB in the beginning and 104.9MB in the end (delta: 1.0MB). 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 someBinaryDOUBLEComparisonOperation at line 138, overapproximation of someBinaryArithmeticDOUBLEoperation at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] unsigned char var_1_2 = 0; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_4 = 0; [L26] unsigned char var_1_5 = 0; [L27] signed long int var_1_6 = 25; [L28] double var_1_10 = 99999999999.25; [L29] double var_1_11 = 255.25; [L30] double var_1_12 = 1.125; [L31] unsigned char var_1_13 = 2; [L32] unsigned char var_1_14 = 5; [L33] unsigned char var_1_15 = 32; [L34] unsigned char var_1_16 = 4; [L35] unsigned char var_1_17 = 2; [L36] signed char var_1_18 = 4; [L37] signed char var_1_19 = 16; [L38] signed char var_1_20 = 32; [L39] signed char var_1_21 = 25; [L40] signed char var_1_22 = 1; [L41] signed char var_1_23 = 100; [L42] double var_1_24 = 3.125; [L43] double var_1_25 = 0.0; [L44] unsigned short int var_1_26 = 32; [L45] unsigned short int var_1_27 = 36217; [L46] unsigned char var_1_28 = 2; VAL [isInitial=0, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L142] isInitial = 1 [L143] FCALL initially() [L144] COND TRUE 1 [L145] FCALL updateLastVariables() [L146] CALL updateVariables() [L89] var_1_2 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L90] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L91] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L92] var_1_3 = __VERIFIER_nondet_uchar() [L93] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_4=0, var_1_5=0, var_1_6=25] [L93] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_4=0, var_1_5=0, var_1_6=25] [L94] CALL assume_abort_if_not(var_1_3 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L94] RET assume_abort_if_not(var_1_3 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L95] var_1_4 = __VERIFIER_nondet_uchar() [L96] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_5=0, var_1_6=25] [L96] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_5=0, var_1_6=25] [L97] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L97] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L98] var_1_5 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=25] [L99] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_6=25] [L100] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L100] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_11=1021/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L101] var_1_11 = __VERIFIER_nondet_double() [L102] CALL assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L102] RET assume_abort_if_not((var_1_11 >= 0.0F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_12=9/8, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L103] var_1_12 = __VERIFIER_nondet_double() [L104] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L104] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=5, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L105] var_1_14 = __VERIFIER_nondet_uchar() [L106] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L106] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] CALL assume_abort_if_not(var_1_14 <= 254) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L107] RET assume_abort_if_not(var_1_14 <= 254) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=4, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L108] var_1_16 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L109] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] CALL assume_abort_if_not(var_1_16 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L110] RET assume_abort_if_not(var_1_16 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=2, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L111] var_1_17 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L112] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] CALL assume_abort_if_not(var_1_17 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L113] RET assume_abort_if_not(var_1_17 <= 127) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=16, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L114] var_1_19 = __VERIFIER_nondet_char() [L115] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L115] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L116] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=32, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L117] var_1_20 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L118] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] CALL assume_abort_if_not(var_1_20 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L119] RET assume_abort_if_not(var_1_20 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=25, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L120] var_1_21 = __VERIFIER_nondet_char() [L121] CALL assume_abort_if_not(var_1_21 >= -63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L121] RET assume_abort_if_not(var_1_21 >= -63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] CALL assume_abort_if_not(var_1_21 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L122] RET assume_abort_if_not(var_1_21 <= 63) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=1, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L123] var_1_22 = __VERIFIER_nondet_char() [L124] CALL assume_abort_if_not(var_1_22 >= -1) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L124] RET assume_abort_if_not(var_1_22 >= -1) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] CALL assume_abort_if_not(var_1_22 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L125] RET assume_abort_if_not(var_1_22 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=100, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L126] var_1_23 = __VERIFIER_nondet_char() [L127] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L127] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L128] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_25=0, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L129] var_1_25 = __VERIFIER_nondet_double() [L130] CALL assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L130] RET assume_abort_if_not((var_1_25 >= 4611686.018427382800e+12F && var_1_25 <= -1.0e-20F) || (var_1_25 <= 9223372.036854765600e+12F && var_1_25 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=36217, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L131] var_1_27 = __VERIFIER_nondet_ushort() [L132] CALL assume_abort_if_not(var_1_27 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L132] RET assume_abort_if_not(var_1_27 >= 32767) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] CALL assume_abort_if_not(var_1_27 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L133] RET assume_abort_if_not(var_1_27 <= 65534) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L146] RET updateVariables() [L147] CALL step() [L50] COND FALSE !(\read(var_1_2)) [L53] var_1_1 = (var_1_3 || (var_1_4 || var_1_5)) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=32, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L55] COND TRUE ! var_1_5 [L56] var_1_15 = (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=4, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L58] var_1_18 = ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23)))) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L59] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=2, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=25] [L62] var_1_28 = var_1_16 [L63] var_1_6 = ((var_1_28 - var_1_26) + var_1_26) VAL [isInitial=1, var_1_10=399999999997/4, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L64] COND FALSE !(var_1_26 < (var_1_6 * var_1_28)) [L71] var_1_10 = var_1_12 VAL [isInitial=1, var_1_10=2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L73] signed long int stepLocal_0 = - var_1_26; VAL [isInitial=1, stepLocal_0=-32, var_1_10=2, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L74] COND TRUE var_1_12 != var_1_10 [L75] var_1_13 = var_1_14 VAL [isInitial=1, stepLocal_0=-32, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L83] signed char stepLocal_1 = var_1_23; VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=0, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] EXPR var_1_20 ^ var_1_28 VAL [isInitial=1, stepLocal_0=-32, stepLocal_1=0, var_1_10=2, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=25/8, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L84] COND TRUE stepLocal_1 >= (var_1_20 ^ var_1_28) [L85] var_1_24 = ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))) VAL [isInitial=1, stepLocal_0=-32, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L147] RET step() [L148] CALL, EXPR property() [L138] EXPR ((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L138-L139] return ((((((((var_1_2 ? (var_1_1 == ((unsigned char) (var_1_3 || var_1_4))) : (var_1_1 == ((unsigned char) (var_1_3 || (var_1_4 || var_1_5))))) && (var_1_6 == ((signed long int) ((var_1_28 - var_1_26) + var_1_26)))) && ((var_1_26 < (var_1_6 * var_1_28)) ? (var_1_3 ? ((var_1_26 <= var_1_6) ? (var_1_10 == ((double) (var_1_11 - var_1_12))) : 1) : 1) : (var_1_10 == ((double) var_1_12)))) && ((var_1_12 != var_1_10) ? (var_1_13 == ((unsigned char) var_1_14)) : (((- var_1_26) > var_1_14) ? (var_1_13 == ((unsigned char) var_1_14)) : (var_1_13 == ((unsigned char) 25))))) && ((! var_1_5) ? (var_1_15 == ((unsigned char) (((((var_1_16 + var_1_17)) > (var_1_14)) ? ((var_1_16 + var_1_17)) : (var_1_14))))) : 1)) && (var_1_18 == ((signed char) ((((((var_1_19 - var_1_20) + var_1_21)) > ((var_1_22 - var_1_23))) ? (((var_1_19 - var_1_20) + var_1_21)) : ((var_1_22 - var_1_23))))))) && ((var_1_23 >= (var_1_20 ^ var_1_28)) ? (var_1_24 == ((double) ((((((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) > (((var_1_25 - 25.5) - 127.125))) ? (((((var_1_12) < (var_1_11)) ? (var_1_12) : (var_1_11)))) : (((var_1_25 - 25.5) - 127.125)))))) : 1)) && (var_1_1 ? (var_1_26 == ((unsigned short int) ((((((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) < ((var_1_27 - var_1_17))) ? (((((var_1_18) < (var_1_14)) ? (var_1_18) : (var_1_14)))) : ((var_1_27 - var_1_17)))))) : 1)) && (var_1_28 == ((unsigned char) var_1_16)) ; [L148] RET, EXPR property() [L148] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] [L19] reach_error() VAL [isInitial=1, var_1_10=2, var_1_11=0, var_1_12=2, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=0, var_1_23=0, var_1_24=2, var_1_26=32, var_1_27=32767, var_1_28=0, var_1_2=0, var_1_3=0, var_1_4=0, var_1_5=0, var_1_6=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 88 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.8s, OverallIterations: 3, TraceHistogramMax: 29, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 816 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 789 mSDsluCounter, 629 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 366 mSDsCounter, 226 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 509 IncrementalHoareTripleChecker+Invalid, 735 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 226 mSolverCounterUnsat, 263 mSDtfsCounter, 509 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 571 GetRequests, 508 SyntacticMatches, 2 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1140 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=2, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 58 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 915 NumberOfCodeBlocks, 915 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 728 ConstructedInterpolants, 0 QuantifiedInterpolants, 3069 SizeOfPredicates, 6 NumberOfNonLiveVariables, 409 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 6070/6496 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 18:17:42,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX --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 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 18:17:44,772 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 18:17:44,865 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-08 18:17:44,872 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 18:17:44,873 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 18:17:44,913 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 18:17:44,913 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 18:17:44,914 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 18:17:44,917 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 18:17:44,917 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 18:17:44,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 18:17:44,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 18:17:44,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 18:17:44,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 18:17:44,920 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 18:17:44,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 18:17:44,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 18:17:44,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 18:17:44,922 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 18:17:44,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 18:17:44,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 18:17:44,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 18:17:44,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 18:17:44,927 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 18:17:44,927 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 18:17:44,928 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 18:17:44,928 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 18:17:44,928 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 18:17:44,929 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 18:17:44,929 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 18:17:44,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 18:17:44,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 18:17:44,930 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 18:17:44,931 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 18:17:44,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:17:44,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 18:17:44,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 18:17:44,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 18:17:44,932 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-08 18:17:44,933 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 18:17:44,934 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 18:17:44,935 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 18:17:44,935 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 18:17:44,935 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 18:17:44,936 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161552e69a9bd0ec05ff7f0f4aaccea71da982f7d66d3f542fee93bf628b2e7a [2024-11-08 18:17:45,339 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 18:17:45,367 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 18:17:45,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 18:17:45,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 18:17:45,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 18:17:45,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i Unable to find full path for "g++" [2024-11-08 18:17:47,463 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 18:17:47,734 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 18:17:47,735 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i [2024-11-08 18:17:47,752 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/e9b5319fb/ed70955d16584aa8b4d7f2d843b8c3ca/FLAGf4828bc4a [2024-11-08 18:17:47,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/data/e9b5319fb/ed70955d16584aa8b4d7f2d843b8c3ca [2024-11-08 18:17:47,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 18:17:47,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 18:17:47,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 18:17:47,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 18:17:47,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 18:17:47,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:17:47" (1/1) ... [2024-11-08 18:17:47,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a6be4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:47, skipping insertion in model container [2024-11-08 18:17:47,782 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:17:47" (1/1) ... [2024-11-08 18:17:47,816 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 18:17:48,027 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_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2024-11-08 18:17:48,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:17:48,104 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 18:17:48,120 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_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_normal_file-99.i[913,926] [2024-11-08 18:17:48,158 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 18:17:48,180 INFO L204 MainTranslator]: Completed translation [2024-11-08 18:17:48,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48 WrapperNode [2024-11-08 18:17:48,181 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 18:17:48,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 18:17:48,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 18:17:48,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 18:17:48,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,203 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,244 INFO L138 Inliner]: procedures = 27, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159 [2024-11-08 18:17:48,244 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 18:17:48,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 18:17:48,246 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 18:17:48,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 18:17:48,259 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,260 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,271 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,295 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 18:17:48,299 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,299 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,359 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,383 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 18:17:48,384 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 18:17:48,387 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 18:17:48,388 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 18:17:48,389 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (1/1) ... [2024-11-08 18:17:48,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 18:17:48,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 [2024-11-08 18:17:48,461 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 18:17:48,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 18:17:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 18:17:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-08 18:17:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 18:17:48,486 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 18:17:48,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 18:17:48,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 18:17:48,579 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 18:17:48,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 18:17:50,839 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 18:17:50,839 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 18:17:50,854 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 18:17:50,855 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 18:17:50,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:17:50 BoogieIcfgContainer [2024-11-08 18:17:50,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 18:17:50,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 18:17:50,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 18:17:50,862 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 18:17:50,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:17:47" (1/3) ... [2024-11-08 18:17:50,865 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21300eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:17:50, skipping insertion in model container [2024-11-08 18:17:50,865 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:17:48" (2/3) ... [2024-11-08 18:17:50,867 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21300eaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:17:50, skipping insertion in model container [2024-11-08 18:17:50,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:17:50" (3/3) ... [2024-11-08 18:17:50,870 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_normal_file-99.i [2024-11-08 18:17:50,893 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 18:17:50,893 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 18:17:50,964 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 18:17:50,971 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;@1624b322, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 18:17:50,972 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 18:17:50,976 INFO L276 IsEmpty]: Start isEmpty. Operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 18:17:50,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 18:17:50,994 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:17:50,995 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:17:50,996 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:17:51,001 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:17:51,002 INFO L85 PathProgramCache]: Analyzing trace with hash -53429683, now seen corresponding path program 1 times [2024-11-08 18:17:51,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:17:51,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1285283745] [2024-11-08 18:17:51,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:17:51,018 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:17:51,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:17:51,022 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:17:51,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-08 18:17:51,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:17:51,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 18:17:51,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:17:54,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 569 proven. 198 refuted. 0 times theorem prover too weak. 857 trivial. 0 not checked. [2024-11-08 18:17:54,721 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:17:56,554 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 36 proven. 207 refuted. 0 times theorem prover too weak. 1381 trivial. 0 not checked. [2024-11-08 18:17:56,555 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:17:56,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1285283745] [2024-11-08 18:17:56,557 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1285283745] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:17:56,557 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:17:56,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 18 [2024-11-08 18:17:56,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618784162] [2024-11-08 18:17:56,560 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:17:56,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 18:17:56,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:17:56,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 18:17:56,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=213, Unknown=0, NotChecked=0, Total=306 [2024-11-08 18:17:56,593 INFO L87 Difference]: Start difference. First operand has 77 states, 45 states have (on average 1.3111111111111111) internal successors, (59), 46 states have internal predecessors, (59), 29 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Second operand has 18 states, 18 states have (on average 3.611111111111111) internal successors, (65), 18 states have internal predecessors, (65), 4 states have call successors, (54), 4 states have call predecessors, (54), 10 states have return successors, (55), 4 states have call predecessors, (55), 4 states have call successors, (55) [2024-11-08 18:18:00,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:18:02,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:02,469 INFO L93 Difference]: Finished difference Result 238 states and 416 transitions. [2024-11-08 18:18:02,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-08 18:18:02,472 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.611111111111111) internal successors, (65), 18 states have internal predecessors, (65), 4 states have call successors, (54), 4 states have call predecessors, (54), 10 states have return successors, (55), 4 states have call predecessors, (55), 4 states have call successors, (55) Word has length 180 [2024-11-08 18:18:02,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:02,483 INFO L225 Difference]: With dead ends: 238 [2024-11-08 18:18:02,483 INFO L226 Difference]: Without dead ends: 164 [2024-11-08 18:18:02,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 345 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 562 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=652, Invalid=1604, Unknown=0, NotChecked=0, Total=2256 [2024-11-08 18:18:02,491 INFO L432 NwaCegarLoop]: 116 mSDtfsCounter, 196 mSDsluCounter, 278 mSDsCounter, 0 mSdLazyCounter, 668 mSolverCounterSat, 106 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 106 IncrementalHoareTripleChecker+Valid, 668 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:02,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 394 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [106 Valid, 668 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2024-11-08 18:18:02,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-08 18:18:02,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 84. [2024-11-08 18:18:02,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 50 states have (on average 1.12) internal successors, (56), 50 states have internal predecessors, (56), 29 states have call successors, (29), 4 states have call predecessors, (29), 4 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2024-11-08 18:18:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 114 transitions. [2024-11-08 18:18:02,611 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 114 transitions. Word has length 180 [2024-11-08 18:18:02,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:02,618 INFO L471 AbstractCegarLoop]: Abstraction has 84 states and 114 transitions. [2024-11-08 18:18:02,618 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.611111111111111) internal successors, (65), 18 states have internal predecessors, (65), 4 states have call successors, (54), 4 states have call predecessors, (54), 10 states have return successors, (55), 4 states have call predecessors, (55), 4 states have call successors, (55) [2024-11-08 18:18:02,619 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 114 transitions. [2024-11-08 18:18:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 18:18:02,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:02,627 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:02,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 18:18:02,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:02,829 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:02,830 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:02,833 INFO L85 PathProgramCache]: Analyzing trace with hash 647634895, now seen corresponding path program 1 times [2024-11-08 18:18:02,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:02,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [525778867] [2024-11-08 18:18:02,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:02,835 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:02,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:02,837 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:02,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-08 18:18:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:03,240 INFO L255 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 18:18:03,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:05,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 760 refuted. 0 times theorem prover too weak. 837 trivial. 0 not checked. [2024-11-08 18:18:05,415 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-08 18:18:06,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 27 proven. 57 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-11-08 18:18:06,308 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:18:06,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [525778867] [2024-11-08 18:18:06,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [525778867] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-08 18:18:06,309 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-08 18:18:06,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2024-11-08 18:18:06,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979555383] [2024-11-08 18:18:06,310 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-08 18:18:06,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-08 18:18:06,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:18:06,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-08 18:18:06,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2024-11-08 18:18:06,314 INFO L87 Difference]: Start difference. First operand 84 states and 114 transitions. Second operand has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2024-11-08 18:18:09,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 18:18:09,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:09,820 INFO L93 Difference]: Finished difference Result 227 states and 293 transitions. [2024-11-08 18:18:09,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-08 18:18:09,821 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) Word has length 180 [2024-11-08 18:18:09,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:09,825 INFO L225 Difference]: With dead ends: 227 [2024-11-08 18:18:09,825 INFO L226 Difference]: Without dead ends: 146 [2024-11-08 18:18:09,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 368 GetRequests, 351 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=129, Invalid=213, Unknown=0, NotChecked=0, Total=342 [2024-11-08 18:18:09,828 INFO L432 NwaCegarLoop]: 86 mSDtfsCounter, 158 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 133 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 133 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:09,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 216 Invalid, 408 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [133 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-08 18:18:09,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2024-11-08 18:18:09,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 127. [2024-11-08 18:18:09,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 79 states have (on average 1.1012658227848102) internal successors, (87), 80 states have internal predecessors, (87), 38 states have call successors, (38), 9 states have call predecessors, (38), 9 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-08 18:18:09,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 163 transitions. [2024-11-08 18:18:09,860 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 163 transitions. Word has length 180 [2024-11-08 18:18:09,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:09,861 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 163 transitions. [2024-11-08 18:18:09,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.181818181818182) internal successors, (79), 11 states have internal predecessors, (79), 4 states have call successors, (58), 3 states have call predecessors, (58), 5 states have return successors, (58), 4 states have call predecessors, (58), 4 states have call successors, (58) [2024-11-08 18:18:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 163 transitions. [2024-11-08 18:18:09,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 18:18:09,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:09,872 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:09,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-08 18:18:10,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:10,075 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:10,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:10,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1552192728, now seen corresponding path program 1 times [2024-11-08 18:18:10,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:10,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1236279320] [2024-11-08 18:18:10,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:10,077 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:10,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:10,078 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:10,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-08 18:18:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:10,478 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 18:18:10,482 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:18:11,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1624 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2024-11-08 18:18:11,494 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-08 18:18:11,495 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-08 18:18:11,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1236279320] [2024-11-08 18:18:11,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1236279320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 18:18:11,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 18:18:11,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 18:18:11,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1403016804] [2024-11-08 18:18:11,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 18:18:11,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 18:18:11,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-08 18:18:11,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 18:18:11,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 18:18:11,498 INFO L87 Difference]: Start difference. First operand 127 states and 163 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-08 18:18:12,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 18:18:12,697 INFO L93 Difference]: Finished difference Result 251 states and 323 transitions. [2024-11-08 18:18:12,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 18:18:12,720 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) Word has length 181 [2024-11-08 18:18:12,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 18:18:12,724 INFO L225 Difference]: With dead ends: 251 [2024-11-08 18:18:12,724 INFO L226 Difference]: Without dead ends: 127 [2024-11-08 18:18:12,725 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 178 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 18:18:12,727 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 20 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 196 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-08 18:18:12,727 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 196 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-08 18:18:12,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-08 18:18:12,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2024-11-08 18:18:12,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 79 states have (on average 1.0886075949367089) internal successors, (86), 80 states have internal predecessors, (86), 38 states have call successors, (38), 9 states have call predecessors, (38), 9 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-08 18:18:12,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 162 transitions. [2024-11-08 18:18:12,760 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 162 transitions. Word has length 181 [2024-11-08 18:18:12,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 18:18:12,762 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 162 transitions. [2024-11-08 18:18:12,762 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (29), 1 states have call predecessors, (29), 1 states have return successors, (29), 1 states have call predecessors, (29), 1 states have call successors, (29) [2024-11-08 18:18:12,762 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 162 transitions. [2024-11-08 18:18:12,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 18:18:12,765 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 18:18:12,765 INFO L215 NwaCegarLoop]: trace histogram [29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 18:18:12,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/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)] Forceful destruction successful, exit code 0 [2024-11-08 18:18:12,965 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:12,966 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 18:18:12,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 18:18:12,966 INFO L85 PathProgramCache]: Analyzing trace with hash 222814634, now seen corresponding path program 1 times [2024-11-08 18:18:12,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-08 18:18:12,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [574896570] [2024-11-08 18:18:12,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 18:18:12,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-08 18:18:12,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat [2024-11-08 18:18:12,971 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-08 18:18:12,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c219fdaf-e2d3-4ba0-8a60-b03ec4e8c6bc/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-08 18:18:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 18:18:13,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 58 conjuncts are in the unsatisfiable core [2024-11-08 18:18:13,823 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 18:20:25,896 WARN L286 SmtUtils]: Spent 20.34s on a formula simplification that was a NOOP. DAG size: 124 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)