./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU --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 80b66d55201a59e6fb2b561c8aa94583a755adf48dc8184a2582d577054ebf7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:09:40,923 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:09:41,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-31 22:09:41,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:09:41,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:09:41,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:09:41,066 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:09:41,066 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:09:41,067 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:09:41,068 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:09:41,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:09:41,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:09:41,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:09:41,070 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:09:41,070 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:09:41,071 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:09:41,072 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:09:41,072 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:09:41,073 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:09:41,073 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:09:41,073 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:09:41,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:09:41,075 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:09:41,075 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:09:41,076 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:09:41,076 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:09:41,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:09:41,077 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:09:41,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:09:41,078 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:09:41,078 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:09:41,079 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:09:41,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:41,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:09:41,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:09:41,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:09:41,081 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:09:41,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:09:41,081 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:09:41,082 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:09:41,082 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:09:41,085 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:09:41,085 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80b66d55201a59e6fb2b561c8aa94583a755adf48dc8184a2582d577054ebf7a [2024-10-31 22:09:41,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:09:41,424 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:09:41,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:09:41,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:09:41,430 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:09:41,432 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i Unable to find full path for "g++" [2024-10-31 22:09:43,483 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:09:43,751 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:09:43,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i [2024-10-31 22:09:43,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/c8c6a9368/4f494bb3dbf24437b83bb0b851df15ce/FLAGd894efef6 [2024-10-31 22:09:43,793 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/c8c6a9368/4f494bb3dbf24437b83bb0b851df15ce [2024-10-31 22:09:43,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:09:43,797 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:09:43,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:43,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:09:43,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:09:43,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:43" (1/1) ... [2024-10-31 22:09:43,808 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38a434e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:43, skipping insertion in model container [2024-10-31 22:09:43,809 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:43" (1/1) ... [2024-10-31 22:09:43,844 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:09:44,073 WARN L251 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i[914,927] [2024-10-31 22:09:44,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:44,169 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:44,184 WARN L251 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i[914,927] [2024-10-31 22:09:44,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:44,254 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:44,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44 WrapperNode [2024-10-31 22:09:44,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:44,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:44,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:44,257 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:44,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,323 INFO L138 Inliner]: procedures = 26, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 133 [2024-10-31 22:09:44,324 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:44,325 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:44,325 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:44,325 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:44,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,350 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,374 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]. [2024-10-31 22:09:44,374 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,375 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,397 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,399 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,404 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:44,408 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:44,409 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:44,409 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:44,410 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (1/1) ... [2024-10-31 22:09:44,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:44,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:44,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:44,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:44,490 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:44,490 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:09:44,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:44,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:44,578 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:44,582 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:44,858 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-10-31 22:09:44,859 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:09:44,877 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:09:44,879 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:09:44,879 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:44 BoogieIcfgContainer [2024-10-31 22:09:44,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:09:44,884 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:09:44,884 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:09:44,888 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:09:44,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:09:43" (1/3) ... [2024-10-31 22:09:44,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5352307d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:44, skipping insertion in model container [2024-10-31 22:09:44,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:44" (2/3) ... [2024-10-31 22:09:44,889 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5352307d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:44, skipping insertion in model container [2024-10-31 22:09:44,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:44" (3/3) ... [2024-10-31 22:09:44,891 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-1loop_file-6.i [2024-10-31 22:09:44,910 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:09:44,910 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:09:44,984 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:09:44,991 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;@54c6c78f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:09:44,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:09:45,003 INFO L276 IsEmpty]: Start isEmpty. Operand has 54 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-31 22:09:45,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-10-31 22:09:45,018 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:45,018 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:45,019 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:45,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:45,026 INFO L85 PathProgramCache]: Analyzing trace with hash -1525126582, now seen corresponding path program 1 times [2024-10-31 22:09:45,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:45,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454241180] [2024-10-31 22:09:45,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:45,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:09:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:09:45,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:09:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:09:45,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-31 22:09:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:09:45,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:09:45,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:09:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:09:45,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 22:09:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:09:45,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:09:45,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 22:09:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:09:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:45,550 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-10-31 22:09:45,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:09:45,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454241180] [2024-10-31 22:09:45,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454241180] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:09:45,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:09:45,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-31 22:09:45,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916399984] [2024-10-31 22:09:45,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:09:45,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-31 22:09:45,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:09:45,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-31 22:09:45,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:09:45,591 INFO L87 Difference]: Start difference. First operand has 54 states, 38 states have (on average 1.368421052631579) internal successors, (52), 39 states have internal predecessors, (52), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-31 22:09:45,626 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:09:45,627 INFO L93 Difference]: Finished difference Result 105 states and 166 transitions. [2024-10-31 22:09:45,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-31 22:09:45,629 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) Word has length 91 [2024-10-31 22:09:45,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:09:45,640 INFO L225 Difference]: With dead ends: 105 [2024-10-31 22:09:45,640 INFO L226 Difference]: Without dead ends: 50 [2024-10-31 22:09:45,643 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-31 22:09:45,648 INFO L432 NwaCegarLoop]: 75 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, 75 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 [2024-10-31 22:09:45,649 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-31 22:09:45,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-10-31 22:09:45,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-10-31 22:09:45,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 35 states have internal predecessors, (45), 13 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2024-10-31 22:09:45,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 71 transitions. [2024-10-31 22:09:45,700 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 71 transitions. Word has length 91 [2024-10-31 22:09:45,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:09:45,704 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 71 transitions. [2024-10-31 22:09:45,704 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-31 22:09:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2024-10-31 22:09:45,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-10-31 22:09:45,709 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:45,710 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:45,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-31 22:09:45,710 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:45,711 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:45,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1299676552, now seen corresponding path program 1 times [2024-10-31 22:09:45,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:45,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435823918] [2024-10-31 22:09:45,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:45,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:09:45,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:09:46,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:09:46,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:09:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-31 22:09:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:09:46,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:09:46,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:09:46,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:09:46,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 22:09:46,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:09:46,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:09:46,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 22:09:46,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:09:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-10-31 22:09:46,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:09:46,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435823918] [2024-10-31 22:09:46,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435823918] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:09:46,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:09:46,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-31 22:09:46,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944753425] [2024-10-31 22:09:46,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:09:46,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-31 22:09:46,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:09:46,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-31 22:09:46,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-31 22:09:46,357 INFO L87 Difference]: Start difference. First operand 50 states and 71 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-31 22:09:46,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:09:46,522 INFO L93 Difference]: Finished difference Result 145 states and 208 transitions. [2024-10-31 22:09:46,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-31 22:09:46,523 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 91 [2024-10-31 22:09:46,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:09:46,525 INFO L225 Difference]: With dead ends: 145 [2024-10-31 22:09:46,526 INFO L226 Difference]: Without dead ends: 98 [2024-10-31 22:09:46,526 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-31 22:09:46,528 INFO L432 NwaCegarLoop]: 68 mSDtfsCounter, 58 mSDsluCounter, 129 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-31 22:09:46,528 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 197 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-31 22:09:46,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2024-10-31 22:09:46,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 79. [2024-10-31 22:09:46,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 50 states have (on average 1.2) internal successors, (60), 50 states have internal predecessors, (60), 26 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-31 22:09:46,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 112 transitions. [2024-10-31 22:09:46,549 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 112 transitions. Word has length 91 [2024-10-31 22:09:46,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:09:46,549 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 112 transitions. [2024-10-31 22:09:46,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-31 22:09:46,550 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 112 transitions. [2024-10-31 22:09:46,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-31 22:09:46,555 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:46,555 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:46,555 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-31 22:09:46,555 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:46,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:46,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1620960887, now seen corresponding path program 1 times [2024-10-31 22:09:46,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:46,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1387399304] [2024-10-31 22:09:46,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:46,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:09:46,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:09:47,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:09:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:09:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-31 22:09:47,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:09:47,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:09:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:09:47,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:09:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 22:09:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:09:47,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:09:47,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 22:09:47,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:09:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,084 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-10-31 22:09:47,084 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:09:47,084 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1387399304] [2024-10-31 22:09:47,085 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1387399304] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:09:47,085 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-31 22:09:47,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-31 22:09:47,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015878996] [2024-10-31 22:09:47,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:09:47,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-31 22:09:47,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:09:47,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-31 22:09:47,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-31 22:09:47,088 INFO L87 Difference]: Start difference. First operand 79 states and 112 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-31 22:09:47,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:09:47,376 INFO L93 Difference]: Finished difference Result 207 states and 290 transitions. [2024-10-31 22:09:47,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-31 22:09:47,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 92 [2024-10-31 22:09:47,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:09:47,380 INFO L225 Difference]: With dead ends: 207 [2024-10-31 22:09:47,380 INFO L226 Difference]: Without dead ends: 160 [2024-10-31 22:09:47,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-31 22:09:47,382 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 81 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 210 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-31 22:09:47,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 210 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-31 22:09:47,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2024-10-31 22:09:47,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 155. [2024-10-31 22:09:47,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 104 states have internal predecessors, (126), 46 states have call successors, (46), 5 states have call predecessors, (46), 5 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2024-10-31 22:09:47,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 218 transitions. [2024-10-31 22:09:47,412 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 218 transitions. Word has length 92 [2024-10-31 22:09:47,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:09:47,413 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 218 transitions. [2024-10-31 22:09:47,413 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 1 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2024-10-31 22:09:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 218 transitions. [2024-10-31 22:09:47,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-31 22:09:47,415 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:47,415 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:47,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-31 22:09:47,416 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:47,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:47,416 INFO L85 PathProgramCache]: Analyzing trace with hash -154046475, now seen corresponding path program 1 times [2024-10-31 22:09:47,417 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:47,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302307750] [2024-10-31 22:09:47,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:47,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:09:47,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-31 22:09:47,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-10-31 22:09:47,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-31 22:09:47,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-10-31 22:09:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-10-31 22:09:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-31 22:09:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-10-31 22:09:47,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-31 22:09:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-10-31 22:09:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2024-10-31 22:09:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-31 22:09:47,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-31 22:09:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-31 22:09:47,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 33 proven. 3 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2024-10-31 22:09:47,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-31 22:09:47,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302307750] [2024-10-31 22:09:47,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302307750] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-31 22:09:47,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1872358359] [2024-10-31 22:09:47,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:47,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:09:47,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:47,961 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:09:47,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-31 22:09:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-31 22:09:48,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-10-31 22:09:48,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-31 22:09:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-10-31 22:09:48,309 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-31 22:09:48,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1872358359] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-31 22:09:48,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-31 22:09:48,310 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [6] total 10 [2024-10-31 22:09:48,310 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901270967] [2024-10-31 22:09:48,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-31 22:09:48,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-31 22:09:48,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-31 22:09:48,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-31 22:09:48,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-10-31 22:09:48,312 INFO L87 Difference]: Start difference. First operand 155 states and 218 transitions. Second operand has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-31 22:09:48,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-31 22:09:48,953 INFO L93 Difference]: Finished difference Result 433 states and 590 transitions. [2024-10-31 22:09:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-10-31 22:09:48,954 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) Word has length 92 [2024-10-31 22:09:48,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-31 22:09:48,964 INFO L225 Difference]: With dead ends: 433 [2024-10-31 22:09:48,967 INFO L226 Difference]: Without dead ends: 314 [2024-10-31 22:09:48,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=95, Invalid=285, Unknown=0, NotChecked=0, Total=380 [2024-10-31 22:09:48,972 INFO L432 NwaCegarLoop]: 85 mSDtfsCounter, 159 mSDsluCounter, 220 mSDsCounter, 0 mSdLazyCounter, 258 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 305 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-31 22:09:48,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 305 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 258 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-31 22:09:48,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2024-10-31 22:09:49,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 312. [2024-10-31 22:09:49,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 214 states have (on average 1.2009345794392523) internal successors, (257), 216 states have internal predecessors, (257), 79 states have call successors, (79), 18 states have call predecessors, (79), 18 states have return successors, (79), 77 states have call predecessors, (79), 79 states have call successors, (79) [2024-10-31 22:09:49,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 415 transitions. [2024-10-31 22:09:49,049 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 415 transitions. Word has length 92 [2024-10-31 22:09:49,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-31 22:09:49,050 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 415 transitions. [2024-10-31 22:09:49,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.0) internal successors, (36), 8 states have internal predecessors, (36), 2 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (13), 3 states have call predecessors, (13), 2 states have call successors, (13) [2024-10-31 22:09:49,051 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 415 transitions. [2024-10-31 22:09:49,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-10-31 22:09:49,053 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:49,053 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:49,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-31 22:09:49,254 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:09:49,254 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:49,255 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:49,255 INFO L85 PathProgramCache]: Analyzing trace with hash 104118963, now seen corresponding path program 1 times [2024-10-31 22:09:49,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:49,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933535739] [2024-10-31 22:09:49,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:49,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-31 22:09:49,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-31 22:09:49,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [834939888] [2024-10-31 22:09:49,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:49,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:09:49,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:49,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-31 22:09:49,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-31 22:09:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:09:49,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-31 22:09:49,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-31 22:09:49,589 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-31 22:09:49,590 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-31 22:09:49,592 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-31 22:09:49,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-31 22:09:49,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-31 22:09:49,802 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-31 22:09:49,918 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-10-31 22:09:49,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:09:49 BoogieIcfgContainer [2024-10-31 22:09:49,924 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:09:49,925 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:09:49,926 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:09:49,926 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:09:49,927 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:44" (3/4) ... [2024-10-31 22:09:49,931 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-10-31 22:09:49,932 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:09:49,933 INFO L158 Benchmark]: Toolchain (without parser) took 6135.26ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 115.4MB in the beginning and 99.9MB in the end (delta: 15.5MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,933 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:09:49,933 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.62ms. Allocated memory is still 146.8MB. Free memory was 115.4MB in the beginning and 100.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.10ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 98.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,934 INFO L158 Benchmark]: Boogie Preprocessor took 83.00ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 95.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,934 INFO L158 Benchmark]: RCFGBuilder took 472.74ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 79.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,935 INFO L158 Benchmark]: TraceAbstraction took 5040.89ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 78.5MB in the beginning and 99.9MB in the end (delta: -21.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2024-10-31 22:09:49,935 INFO L158 Benchmark]: Witness Printer took 7.11ms. Allocated memory is still 180.4MB. Free memory is still 99.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:09:49,937 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 104.9MB. Free memory is still 61.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.62ms. Allocated memory is still 146.8MB. Free memory was 115.4MB in the beginning and 100.3MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.10ms. Allocated memory is still 146.8MB. Free memory was 100.3MB in the beginning and 98.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.00ms. Allocated memory is still 146.8MB. Free memory was 98.2MB in the beginning and 95.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 472.74ms. Allocated memory is still 146.8MB. Free memory was 95.3MB in the beginning and 79.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5040.89ms. Allocated memory was 146.8MB in the beginning and 180.4MB in the end (delta: 33.6MB). Free memory was 78.5MB in the beginning and 99.9MB in the end (delta: -21.4MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * Witness Printer took 7.11ms. Allocated memory is still 180.4MB. Free memory is still 99.9MB. 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 117, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryArithmeticFLOAToperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 100.25; [L23] double var_1_5 = 1.9; [L24] double var_1_6 = 7.5; [L25] double var_1_7 = 64.25; [L26] signed long int var_1_8 = 2; [L27] signed long int var_1_9 = 1000000000; [L28] signed long int var_1_10 = 1000000000; [L29] signed long int var_1_11 = 1957998270; [L30] float var_1_12 = 50.25; [L31] float var_1_13 = 9.8; [L32] float var_1_14 = 25.5; [L33] float var_1_15 = 3.5; [L34] signed long int var_1_16 = -500; [L35] unsigned char var_1_17 = 1; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] double last_1_var_1_1 = 100.25; [L39] signed long int last_1_var_1_8 = 2; [L40] float last_1_var_1_12 = 50.25; [L41] signed long int last_1_var_1_16 = -500; [L42] unsigned char last_1_var_1_17 = 1; [L43] unsigned char last_1_var_1_19 = 0; VAL [isInitial=0, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_5=19/10, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L121] isInitial = 1 [L122] FCALL initially() [L123] int k_loop; [L124] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_5=19/10, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L124] COND TRUE k_loop < 1 [L125] CALL updateLastVariables() [L109] last_1_var_1_1 = var_1_1 [L110] last_1_var_1_8 = var_1_8 [L111] last_1_var_1_12 = var_1_12 [L112] last_1_var_1_16 = var_1_16 [L113] last_1_var_1_17 = var_1_17 [L114] last_1_var_1_19 = var_1_19 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_5=19/10, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L125] RET updateLastVariables() [L126] CALL updateVariables() [L85] var_1_5 = __VERIFIER_nondet_double() [L86] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L86] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_6=15/2, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L87] var_1_6 = __VERIFIER_nondet_double() [L88] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L88] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=257/4, var_1_8=2, var_1_9=1000000000] [L89] var_1_7 = __VERIFIER_nondet_double() [L90] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L90] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854765600e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=1000000000] [L91] var_1_9 = __VERIFIER_nondet_long() [L92] CALL assume_abort_if_not(var_1_9 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L92] RET assume_abort_if_not(var_1_9 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] CALL assume_abort_if_not(var_1_9 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L93] RET assume_abort_if_not(var_1_9 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=1000000000, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L94] var_1_10 = __VERIFIER_nondet_long() [L95] CALL assume_abort_if_not(var_1_10 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L95] RET assume_abort_if_not(var_1_10 >= 536870911) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] CALL assume_abort_if_not(var_1_10 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L96] RET assume_abort_if_not(var_1_10 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1957998270, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L97] var_1_11 = __VERIFIER_nondet_long() [L98] CALL assume_abort_if_not(var_1_11 >= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L98] RET assume_abort_if_not(var_1_11 >= 1073741823) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L99] CALL assume_abort_if_not(var_1_11 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L99] RET assume_abort_if_not(var_1_11 <= 2147483646) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_14=51/2, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L100] var_1_14 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L101] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 2305843.009213691390e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_15=7/2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L102] var_1_15 = __VERIFIER_nondet_float() [L103] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L103] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 2305843.009213691390e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L104] var_1_18 = __VERIFIER_nondet_uchar() [L105] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L105] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L106] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L106] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L126] RET updateVariables() [L127] CALL step() [L47] COND TRUE \read(last_1_var_1_17) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L48] COND FALSE !(var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L54] COND FALSE !((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=2, var_1_9=536870911] [L61] var_1_8 = (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16))))) [L62] signed long int stepLocal_1 = (((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9)); VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_1=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=201/4, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_8=999, var_1_9=536870911] [L63] COND TRUE stepLocal_1 >= (var_1_16 - var_1_11) [L64] var_1_12 = var_1_7 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L66] var_1_17 = (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18) [L67] signed long int stepLocal_2 = var_1_16; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_2=-500, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_13=49/5, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L68] COND TRUE stepLocal_2 < var_1_11 [L69] var_1_13 = ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L73] signed long int stepLocal_0 = var_1_8; VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=401/4, var_1_7=2, var_1_8=999, var_1_9=536870911] [L74] COND FALSE !(\read(var_1_19)) [L81] var_1_1 = var_1_5 VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, stepLocal_0=999, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L127] RET step() [L128] CALL, EXPR property() [L117-L118] return ((((((var_1_19 ? ((var_1_8 >= var_1_8) ? (var_1_1 == ((double) (var_1_5 + var_1_6))) : (var_1_1 == ((double) (4.125 - var_1_7)))) : (var_1_1 == ((double) var_1_5))) && (var_1_8 == ((signed long int) (((var_1_9 + var_1_10) - last_1_var_1_16) - (var_1_11 - ((((last_1_var_1_16) < 0 ) ? -(last_1_var_1_16) : (last_1_var_1_16)))))))) && ((((((var_1_16) < (var_1_9)) ? (var_1_16) : (var_1_9))) >= (var_1_16 - var_1_11)) ? (var_1_12 == ((float) var_1_7)) : 1)) && ((var_1_16 < var_1_11) ? (var_1_13 == ((float) ((7.3868261718112563E18f - (var_1_14 + var_1_15)) - 5.4f))) : (var_1_13 == ((float) (var_1_15 + ((((var_1_14) < (var_1_5)) ? (var_1_14) : (var_1_5)))))))) && (((((((- var_1_15)) > ((last_1_var_1_12 * var_1_6))) ? ((- var_1_15)) : ((last_1_var_1_12 * var_1_6)))) < var_1_5) ? ((var_1_11 != ((((last_1_var_1_8) < (var_1_10)) ? (last_1_var_1_8) : (var_1_10)))) ? (last_1_var_1_19 ? (var_1_16 == ((signed long int) last_1_var_1_8)) : 1) : 1) : 1)) && (var_1_17 == ((unsigned char) (((var_1_16 * var_1_9) >= ((((var_1_16) > (var_1_8)) ? (var_1_16) : (var_1_8)))) || var_1_18)))) && (last_1_var_1_17 ? ((var_1_7 > (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) * (last_1_var_1_1 * 63.375))) ? (var_1_19 == ((unsigned char) var_1_18)) : 1) : (var_1_19 == ((unsigned char) var_1_18))) ; VAL [\result=0, isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L128] RET, EXPR property() [L128] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=201/4, last_1_var_1_16=-500, last_1_var_1_17=1, last_1_var_1_19=0, last_1_var_1_1=401/4, last_1_var_1_8=2, var_1_10=536870911, var_1_11=1073741823, var_1_12=2, var_1_16=-500, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=3, var_1_5=3, var_1_7=2, var_1_8=999, var_1_9=536870911] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 54 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 5, TraceHistogramMax: 13, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 310 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 298 mSDsluCounter, 787 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 495 mSDsCounter, 111 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 376 IncrementalHoareTripleChecker+Invalid, 487 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 111 mSolverCounterUnsat, 292 mSDtfsCounter, 376 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 242 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=312occurred in iteration=4, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 26 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 642 NumberOfCodeBlocks, 642 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 453 ConstructedInterpolants, 0 QuantifiedInterpolants, 1040 SizeOfPredicates, 1 NumberOfNonLiveVariables, 250 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 1557/1560 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 [2024-10-31 22:09:49,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU --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 80b66d55201a59e6fb2b561c8aa94583a755adf48dc8184a2582d577054ebf7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:09:52,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:09:52,550 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-10-31 22:09:52,557 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:09:52,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:09:52,606 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:09:52,606 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:09:52,607 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:09:52,608 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:09:52,608 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:09:52,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:09:52,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:09:52,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:09:52,615 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:09:52,615 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:09:52,616 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:09:52,616 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:09:52,617 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-31 22:09:52,617 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-31 22:09:52,617 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:09:52,618 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:09:52,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:09:52,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:09:52,621 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:09:52,621 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-31 22:09:52,622 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:09:52,622 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-31 22:09:52,622 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-31 22:09:52,623 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:09:52,623 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:09:52,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:09:52,624 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:09:52,624 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:09:52,626 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:09:52,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:52,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:09:52,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:09:52,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:09:52,629 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-31 22:09:52,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-31 22:09:52,630 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:09:52,630 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:09:52,631 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:09:52,631 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:09:52,631 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-31 22:09:52,632 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80b66d55201a59e6fb2b561c8aa94583a755adf48dc8184a2582d577054ebf7a [2024-10-31 22:09:53,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:09:53,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:09:53,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:09:53,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:09:53,092 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:09:53,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i Unable to find full path for "g++" [2024-10-31 22:09:55,147 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:09:55,384 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:09:55,384 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i [2024-10-31 22:09:55,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/936451ef6/e92d8ce2a4a64c6799829fceb3b3c261/FLAG3f8ff1acc [2024-10-31 22:09:55,423 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/data/936451ef6/e92d8ce2a4a64c6799829fceb3b3c261 [2024-10-31 22:09:55,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:09:55,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:09:55,431 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:55,432 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:09:55,438 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:09:55,439 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:55,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20ab6533 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55, skipping insertion in model container [2024-10-31 22:09:55,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:55,483 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:09:55,748 WARN L251 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i[914,927] [2024-10-31 22:09:55,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:55,857 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:55,870 WARN L251 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_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-1loop_file-6.i[914,927] [2024-10-31 22:09:55,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:55,935 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:55,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55 WrapperNode [2024-10-31 22:09:55,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:55,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:55,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:55,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:55,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:55,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:55,997 INFO L138 Inliner]: procedures = 27, calls = 26, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-10-31 22:09:56,001 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:56,002 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:56,002 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:56,002 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:56,017 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,024 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,043 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]. [2024-10-31 22:09:56,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,064 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,067 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,069 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:56,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:56,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:56,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:56,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:55" (1/1) ... [2024-10-31 22:09:56,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:56,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:56,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:56,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a0c3f4-d7d9-4172-be12-8ce06fda32a7/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:56,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-31 22:09:56,164 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:56,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:56,264 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:56,267 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation