./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC --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 8ecb8a86c5100f100392f33b5049e59f5466347bbc0a9c9e82d59cb07a715797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:34:45,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:34:45,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 22:34:45,841 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:34:45,841 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:34:45,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:34:45,881 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:34:45,881 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:34:45,882 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:34:45,882 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:34:45,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:34:45,884 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:34:45,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:34:45,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:34:45,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:34:45,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:34:45,886 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:45,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:45,886 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:45,887 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:34:45,887 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC 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 -> 8ecb8a86c5100f100392f33b5049e59f5466347bbc0a9c9e82d59cb07a715797 [2024-11-23 22:34:46,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:34:46,225 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:34:46,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:34:46,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:34:46,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:34:46,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:34:49,293 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/e74cd2e59/00d7c630f1ad4d51a5294683dbede824/FLAG2701a8c64 [2024-11-23 22:34:49,637 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:34:49,639 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:34:49,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/e74cd2e59/00d7c630f1ad4d51a5294683dbede824/FLAG2701a8c64 [2024-11-23 22:34:49,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/e74cd2e59/00d7c630f1ad4d51a5294683dbede824 [2024-11-23 22:34:49,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:34:49,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:34:49,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:49,678 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:34:49,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:34:49,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:49,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5c44fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49, skipping insertion in model container [2024-11-23 22:34:49,686 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:49,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:34:49,853 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i[915,928] [2024-11-23 22:34:49,894 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:49,903 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:34:49,913 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i[915,928] [2024-11-23 22:34:49,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:49,955 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:34:49,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49 WrapperNode [2024-11-23 22:34:49,956 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:49,957 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:49,957 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:34:49,957 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:34:49,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:49,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,014 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2024-11-23 22:34:50,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:50,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:34:50,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:34:50,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:34:50,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,027 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,041 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:34:50,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,041 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,047 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,061 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:34:50,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:34:50,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:34:50,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:34:50,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (1/1) ... [2024-11-23 22:34:50,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:50,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:50,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:34:50,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:34:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:34:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:34:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:34:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:34:50,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:34:50,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:34:50,237 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:34:50,239 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:34:50,559 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-23 22:34:50,559 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:34:50,580 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:34:50,581 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:34:50,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:50 BoogieIcfgContainer [2024-11-23 22:34:50,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:34:50,584 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:34:50,585 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:34:50,590 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:34:50,591 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:34:49" (1/3) ... [2024-11-23 22:34:50,592 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317fd76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:34:50, skipping insertion in model container [2024-11-23 22:34:50,592 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:49" (2/3) ... [2024-11-23 22:34:50,594 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@317fd76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:34:50, skipping insertion in model container [2024-11-23 22:34:50,594 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:50" (3/3) ... [2024-11-23 22:34:50,595 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:34:50,615 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:34:50,617 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-38.i that has 2 procedures, 55 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:34:50,696 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:34:50,710 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;@3e3210d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:34:50,712 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:34:50,716 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 32 states have (on average 1.25) internal successors, (40), 33 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 22:34:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-23 22:34:50,730 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:50,731 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:34:50,731 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:50,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:50,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1048086186, now seen corresponding path program 1 times [2024-11-23 22:34:50,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:50,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199081815] [2024-11-23 22:34:50,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:50,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:50,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:51,105 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-23 22:34:51,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:34:51,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199081815] [2024-11-23 22:34:51,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199081815] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:34:51,106 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [236444787] [2024-11-23 22:34:51,107 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:51,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:34:51,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:51,110 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:34:51,112 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:34:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:51,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:34:51,339 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:34:51,402 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked. [2024-11-23 22:34:51,402 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:34:51,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [236444787] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:34:51,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-23 22:34:51,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-23 22:34:51,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525939446] [2024-11-23 22:34:51,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:34:51,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:34:51,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:34:51,470 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:34:51,471 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:34:51,477 INFO L87 Difference]: Start difference. First operand has 55 states, 32 states have (on average 1.25) internal successors, (40), 33 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:34:51,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:34:51,520 INFO L93 Difference]: Finished difference Result 103 states and 174 transitions. [2024-11-23 22:34:51,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:34:51,523 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 124 [2024-11-23 22:34:51,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:34:51,531 INFO L225 Difference]: With dead ends: 103 [2024-11-23 22:34:51,532 INFO L226 Difference]: Without dead ends: 51 [2024-11-23 22:34:51,536 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:34:51,546 INFO L435 NwaCegarLoop]: 73 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, 73 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:34:51,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:34:51,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-23 22:34:51,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2024-11-23 22:34:51,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 29 states have internal predecessors, (33), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 22:34:51,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2024-11-23 22:34:51,620 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 124 [2024-11-23 22:34:51,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:34:51,621 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2024-11-23 22:34:51,621 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, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:34:51,621 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2024-11-23 22:34:51,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-23 22:34:51,627 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:51,628 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:34:51,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:34:51,828 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-23 22:34:51,829 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:51,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:51,829 INFO L85 PathProgramCache]: Analyzing trace with hash 531958366, now seen corresponding path program 1 times [2024-11-23 22:34:51,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:51,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049875375] [2024-11-23 22:34:51,830 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:51,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:53,061 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 96 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-11-23 22:34:53,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:34:53,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049875375] [2024-11-23 22:34:53,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049875375] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-23 22:34:53,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2103730665] [2024-11-23 22:34:53,062 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:53,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:34:53,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:53,068 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:34:53,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:34:53,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:53,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-23 22:34:53,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:34:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 272 proven. 96 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2024-11-23 22:34:54,478 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:34:55,100 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 12 proven. 99 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2024-11-23 22:34:55,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2103730665] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:34:55,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-23 22:34:55,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 9, 9] total 16 [2024-11-23 22:34:55,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456105142] [2024-11-23 22:34:55,101 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-23 22:34:55,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-23 22:34:55,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:34:55,103 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-23 22:34:55,103 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-23 22:34:55,104 INFO L87 Difference]: Start difference. First operand 51 states and 73 transitions. Second operand has 16 states, 16 states have (on average 3.625) internal successors, (58), 16 states have internal predecessors, (58), 4 states have call successors, (39), 3 states have call predecessors, (39), 7 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-11-23 22:34:55,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:34:55,838 INFO L93 Difference]: Finished difference Result 113 states and 155 transitions. [2024-11-23 22:34:55,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-23 22:34:55,842 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.625) internal successors, (58), 16 states have internal predecessors, (58), 4 states have call successors, (39), 3 states have call predecessors, (39), 7 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) Word has length 124 [2024-11-23 22:34:55,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:34:55,844 INFO L225 Difference]: With dead ends: 113 [2024-11-23 22:34:55,844 INFO L226 Difference]: Without dead ends: 65 [2024-11-23 22:34:55,845 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 264 GetRequests, 240 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=161, Invalid=391, Unknown=0, NotChecked=0, Total=552 [2024-11-23 22:34:55,846 INFO L435 NwaCegarLoop]: 50 mSDtfsCounter, 83 mSDsluCounter, 188 mSDsCounter, 0 mSdLazyCounter, 389 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 238 SdHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-23 22:34:55,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 238 Invalid, 410 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 389 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-23 22:34:55,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2024-11-23 22:34:55,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 59. [2024-11-23 22:34:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 35 states have (on average 1.0857142857142856) internal successors, (38), 35 states have internal predecessors, (38), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 22:34:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 78 transitions. [2024-11-23 22:34:55,869 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 78 transitions. Word has length 124 [2024-11-23 22:34:55,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:34:55,871 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 78 transitions. [2024-11-23 22:34:55,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.625) internal successors, (58), 16 states have internal predecessors, (58), 4 states have call successors, (39), 3 states have call predecessors, (39), 7 states have return successors, (41), 3 states have call predecessors, (41), 4 states have call successors, (41) [2024-11-23 22:34:55,872 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 78 transitions. [2024-11-23 22:34:55,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-23 22:34:55,877 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:55,878 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:34:55,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:34:56,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:34:56,079 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:56,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:56,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1988001568, now seen corresponding path program 1 times [2024-11-23 22:34:56,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:56,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863896238] [2024-11-23 22:34:56,080 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:56,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:34:56,194 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:34:56,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:34:56,315 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:34:56,315 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:34:56,316 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:34:56,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:34:56,322 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-23 22:34:56,447 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:34:56,450 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:34:56 BoogieIcfgContainer [2024-11-23 22:34:56,453 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:34:56,454 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:34:56,455 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:34:56,455 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:34:56,456 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:50" (3/4) ... [2024-11-23 22:34:56,458 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:34:56,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:34:56,461 INFO L158 Benchmark]: Toolchain (without parser) took 6785.89ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 92.1MB in the beginning and 146.5MB in the end (delta: -54.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-11-23 22:34:56,462 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:34:56,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.18ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:34:56,463 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.61ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 76.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:34:56,463 INFO L158 Benchmark]: Boogie Preprocessor took 52.72ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 72.9MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:34:56,464 INFO L158 Benchmark]: RCFGBuilder took 512.91ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 56.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:34:56,465 INFO L158 Benchmark]: TraceAbstraction took 5869.15ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 55.9MB in the beginning and 146.5MB in the end (delta: -90.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. [2024-11-23 22:34:56,465 INFO L158 Benchmark]: Witness Printer took 5.73ms. Allocated memory is still 176.2MB. Free memory was 146.5MB in the beginning and 146.5MB in the end (delta: 49.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:34:56,466 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 72.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.18ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 79.2MB in the end (delta: 12.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.61ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 76.6MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.72ms. Allocated memory is still 117.4MB. Free memory was 76.6MB in the beginning and 72.9MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 512.91ms. Allocated memory is still 117.4MB. Free memory was 72.9MB in the beginning and 56.5MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 5869.15ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 55.9MB in the beginning and 146.5MB in the end (delta: -90.6MB). Peak memory consumption was 66.0MB. Max. memory is 16.1GB. * Witness Printer took 5.73ms. Allocated memory is still 176.2MB. Free memory was 146.5MB in the beginning and 146.5MB in the end (delta: 49.7kB). 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 someBinaryArithmeticDOUBLEoperation at line 46, overapproximation of someBinaryDOUBLEComparisonOperation at line 94, overapproximation of someBinaryDOUBLEComparisonOperation at line 77, overapproximation of someBinaryDOUBLEComparisonOperation at line 73, overapproximation of someBinaryDOUBLEComparisonOperation at line 75, overapproximation of someBinaryDOUBLEComparisonOperation at line 71. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 0; [L23] unsigned short int var_1_2 = 56507; [L24] unsigned short int var_1_3 = 52902; [L25] unsigned short int var_1_4 = 8; [L26] unsigned long int var_1_5 = 16; [L27] unsigned long int var_1_6 = 1771558822; [L28] double var_1_7 = 7.25; [L29] double var_1_8 = 31.2; [L30] double var_1_9 = 32.71; [L31] double var_1_10 = 0.4; [L32] double var_1_11 = 7.75; [L33] unsigned short int var_1_12 = 32; [L34] unsigned char var_1_13 = 0; [L35] unsigned short int var_1_14 = 20114; [L36] unsigned short int var_1_15 = 32; [L37] unsigned short int var_1_16 = 16773; VAL [isInitial=0, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=56507, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L98] isInitial = 1 [L99] FCALL initially() [L101] FCALL updateLastVariables() [L102] CALL updateVariables() [L58] var_1_2 = __VERIFIER_nondet_ushort() [L59] CALL assume_abort_if_not(var_1_2 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L59] RET assume_abort_if_not(var_1_2 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L60] CALL assume_abort_if_not(var_1_2 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L60] RET assume_abort_if_not(var_1_2 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=52902, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L61] var_1_3 = __VERIFIER_nondet_ushort() [L62] CALL assume_abort_if_not(var_1_3 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L62] RET assume_abort_if_not(var_1_3 >= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L63] CALL assume_abort_if_not(var_1_3 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L63] RET assume_abort_if_not(var_1_3 <= 65534) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=8, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L64] var_1_4 = __VERIFIER_nondet_ushort() [L65] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L65] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L66] CALL assume_abort_if_not(var_1_4 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L66] RET assume_abort_if_not(var_1_4 <= 32767) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1771558822, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L67] var_1_6 = __VERIFIER_nondet_ulong() [L68] CALL assume_abort_if_not(var_1_6 >= 1610612735) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L68] RET assume_abort_if_not(var_1_6 >= 1610612735) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L69] CALL assume_abort_if_not(var_1_6 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L69] RET assume_abort_if_not(var_1_6 <= 2147483647) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_8=156/5, var_1_9=3271/100] [L70] var_1_8 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_9=3271/100] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_9=3271/100] [L71] RET assume_abort_if_not((var_1_8 >= -461168.6018427382800e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4, var_1_9=3271/100] [L72] var_1_9 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L73] RET assume_abort_if_not((var_1_9 >= -230584.3009213691390e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 2305843.009213691390e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=2/5, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L74] var_1_10 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L75] RET assume_abort_if_not((var_1_10 >= -115292.1504606845700e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 1152921.504606845700e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=31/4, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L76] var_1_11 = __VERIFIER_nondet_double() [L77] CALL assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L77] RET assume_abort_if_not((var_1_11 >= -115292.1504606845700e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 1152921.504606845700e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L78] var_1_13 = __VERIFIER_nondet_uchar() [L79] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L79] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_12=32, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L80] CALL assume_abort_if_not(var_1_13 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L80] RET assume_abort_if_not(var_1_13 <= 1) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=20114, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L81] var_1_14 = __VERIFIER_nondet_ushort() [L82] CALL assume_abort_if_not(var_1_14 >= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L82] RET assume_abort_if_not(var_1_14 >= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L83] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L83] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=32, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L84] var_1_15 = __VERIFIER_nondet_ushort() [L85] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L85] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L86] CALL assume_abort_if_not(var_1_15 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L86] RET assume_abort_if_not(var_1_15 <= 16383) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16773, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L87] var_1_16 = __VERIFIER_nondet_ushort() [L88] CALL assume_abort_if_not(var_1_16 >= 16384) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L88] RET assume_abort_if_not(var_1_16 >= 16384) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L89] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L89] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=0, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L102] RET updateVariables() [L103] CALL step() [L41] var_1_1 = (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4) [L42] unsigned short int stepLocal_0 = var_1_4; VAL [isInitial=1, stepLocal_0=32767, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L43] COND FALSE !(stepLocal_0 > var_1_2) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735, var_1_7=29/4] [L46] var_1_7 = (var_1_8 + (var_1_9 + (var_1_10 + var_1_11))) VAL [isInitial=1, var_1_12=32, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735] [L47] COND TRUE ! var_1_13 [L48] var_1_12 = (var_1_3 - (var_1_14 - var_1_15)) VAL [isInitial=1, var_1_12=65073, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735] [L103] RET step() [L104] CALL, EXPR property() [L94-L95] return (((var_1_1 == ((unsigned short int) (((((var_1_2) > (var_1_3)) ? (var_1_2) : (var_1_3))) - var_1_4))) && ((var_1_4 > var_1_2) ? (var_1_5 == ((unsigned long int) (((var_1_6 - var_1_3) + 2144048120u) - var_1_2))) : 1)) && (var_1_7 == ((double) (var_1_8 + (var_1_9 + (var_1_10 + var_1_11)))))) && ((! var_1_13) ? (var_1_12 == ((unsigned short int) (var_1_3 - (var_1_14 - var_1_15)))) : (var_1_13 ? (var_1_12 == ((unsigned short int) ((27636 + var_1_16) - (((((16853 - 10)) > (var_1_14)) ? ((16853 - 10)) : (var_1_14)))))) : (var_1_12 == ((unsigned short int) var_1_3)))) ; VAL [\result=0, isInitial=1, var_1_12=65073, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735] [L104] RET, EXPR property() [L104] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_12=65073, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735] [L19] reach_error() VAL [isInitial=1, var_1_12=65073, var_1_13=0, var_1_14=16844, var_1_15=16383, var_1_16=16384, var_1_1=32767, var_1_2=32767, var_1_3=-1103822850, var_1_4=32767, var_1_5=16, var_1_6=1610612735] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.6s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 84 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83 mSDsluCounter, 311 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 188 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 389 IncrementalHoareTripleChecker+Invalid, 410 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 123 mSDtfsCounter, 389 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 389 GetRequests, 365 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=59occurred in iteration=2, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 620 NumberOfCodeBlocks, 620 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 615 ConstructedInterpolants, 0 QuantifiedInterpolants, 2026 SizeOfPredicates, 3 NumberOfNonLiveVariables, 552 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 3471/3800 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-23 22:34:56,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC --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 8ecb8a86c5100f100392f33b5049e59f5466347bbc0a9c9e82d59cb07a715797 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:34:59,240 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:34:59,422 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-23 22:34:59,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:34:59,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:34:59,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:34:59,472 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:34:59,472 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:34:59,474 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:34:59,474 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:34:59,475 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:34:59,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:34:59,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:34:59,476 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:34:59,476 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:34:59,477 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:34:59,477 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:59,478 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:59,479 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:59,479 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:59,480 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:34:59,480 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:34:59,480 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:34:59,480 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:34:59,480 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:34:59,480 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:34:59,481 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:34:59,481 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:34:59,481 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:34:59,481 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:34:59,481 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC 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 -> 8ecb8a86c5100f100392f33b5049e59f5466347bbc0a9c9e82d59cb07a715797 [2024-11-23 22:34:59,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:34:59,902 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:34:59,905 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:34:59,908 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:34:59,909 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:34:59,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:35:03,318 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/65f456303/12fcd313d2ad48a7983cccfeeffdef52/FLAG14b4c7121 [2024-11-23 22:35:03,635 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:03,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:35:03,650 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/65f456303/12fcd313d2ad48a7983cccfeeffdef52/FLAG14b4c7121 [2024-11-23 22:35:03,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/data/65f456303/12fcd313d2ad48a7983cccfeeffdef52 [2024-11-23 22:35:03,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:03,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:03,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:03,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:03,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:03,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:03" (1/1) ... [2024-11-23 22:35:03,697 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e4f532 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:03, skipping insertion in model container [2024-11-23 22:35:03,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:03" (1/1) ... [2024-11-23 22:35:03,720 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:03,909 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i[915,928] [2024-11-23 22:35:03,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:04,023 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:04,037 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_25-while_file-38.i[915,928] [2024-11-23 22:35:04,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:04,109 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:04,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04 WrapperNode [2024-11-23 22:35:04,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:04,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:04,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:04,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:04,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,179 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 115 [2024-11-23 22:35:04,180 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:04,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:04,181 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:04,181 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:04,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,197 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,212 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-23 22:35:04,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,222 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,223 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,227 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,229 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,230 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,233 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:04,234 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:04,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:04,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:04,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (1/1) ... [2024-11-23 22:35:04,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:04,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:04,287 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:04,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:04,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:35:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-23 22:35:04,322 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-23 22:35:04,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:04,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:04,424 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:04,426 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:11,242 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:11,242 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:11,253 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:11,253 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-23 22:35:11,253 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:11 BoogieIcfgContainer [2024-11-23 22:35:11,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:11,256 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:11,256 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:11,262 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:11,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:03" (1/3) ... [2024-11-23 22:35:11,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de5d226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:11, skipping insertion in model container [2024-11-23 22:35:11,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:04" (2/3) ... [2024-11-23 22:35:11,264 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1de5d226 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:11, skipping insertion in model container [2024-11-23 22:35:11,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:11" (3/3) ... [2024-11-23 22:35:11,266 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_25-while_file-38.i [2024-11-23 22:35:11,285 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:11,286 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_25-while_file-38.i that has 2 procedures, 55 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:11,361 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:11,374 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;@409682c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:11,374 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:11,401 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 32 states have (on average 1.25) internal successors, (40), 33 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 22:35:11,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-23 22:35:11,415 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:11,416 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:11,417 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:11,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:11,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1048086186, now seen corresponding path program 1 times [2024-11-23 22:35:11,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:11,442 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1285569420] [2024-11-23 22:35:11,443 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:11,446 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:35:11,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:11,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:35:11,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-23 22:35:12,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:12,065 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-23 22:35:12,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2024-11-23 22:35:12,141 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:12,141 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:12,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1285569420] [2024-11-23 22:35:12,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1285569420] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:12,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:12,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 22:35:12,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020995265] [2024-11-23 22:35:12,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:12,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 22:35:12,154 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:12,179 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 22:35:12,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:12,182 INFO L87 Difference]: Start difference. First operand has 55 states, 32 states have (on average 1.25) internal successors, (40), 33 states have internal predecessors, (40), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:35:12,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:12,213 INFO L93 Difference]: Finished difference Result 103 states and 174 transitions. [2024-11-23 22:35:12,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 22:35:12,217 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 124 [2024-11-23 22:35:12,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:12,222 INFO L225 Difference]: With dead ends: 103 [2024-11-23 22:35:12,223 INFO L226 Difference]: Without dead ends: 51 [2024-11-23 22:35:12,226 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 22:35:12,230 INFO L435 NwaCegarLoop]: 73 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, 73 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:12,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:35:12,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-23 22:35:12,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2024-11-23 22:35:12,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 29 states have (on average 1.1379310344827587) internal successors, (33), 29 states have internal predecessors, (33), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-23 22:35:12,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 73 transitions. [2024-11-23 22:35:12,275 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 73 transitions. Word has length 124 [2024-11-23 22:35:12,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:12,277 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 73 transitions. [2024-11-23 22:35:12,277 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-23 22:35:12,278 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 73 transitions. [2024-11-23 22:35:12,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-23 22:35:12,282 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:12,282 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:12,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-23 22:35:12,483 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:35:12,483 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:12,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:12,484 INFO L85 PathProgramCache]: Analyzing trace with hash 531958366, now seen corresponding path program 1 times [2024-11-23 22:35:12,484 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:12,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1912119280] [2024-11-23 22:35:12,485 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:12,485 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-23 22:35:12,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-23 22:35:12,487 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-23 22:35:12,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acac1ff9-5814-4481-b501-f7288e8b7aef/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-23 22:35:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:13,500 INFO L256 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-23 22:35:13,527 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:50,679 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 410 proven. 231 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-23 22:35:50,681 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:36:05,837 WARN L286 SmtUtils]: Spent 7.30s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:36:10,984 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:36:21,972 WARN L286 SmtUtils]: Spent 7.81s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:36:32,274 WARN L286 SmtUtils]: Spent 5.51s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:36:37,982 WARN L286 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:36:47,640 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:37:14,810 WARN L286 SmtUtils]: Spent 5.05s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:37:39,178 WARN L286 SmtUtils]: Spent 7.32s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:37:57,706 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:38:13,750 WARN L286 SmtUtils]: Spent 5.23s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:38:26,276 WARN L286 SmtUtils]: Spent 6.19s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:38:41,135 WARN L286 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:39:45,687 WARN L286 SmtUtils]: Spent 5.21s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:40:24,892 WARN L286 SmtUtils]: Spent 7.40s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:40:39,121 WARN L286 SmtUtils]: Spent 5.40s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:09,596 WARN L286 SmtUtils]: Spent 6.68s on a formula simplification that was a NOOP. DAG size: 12 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:14,915 WARN L286 SmtUtils]: Spent 5.32s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:22,977 WARN L286 SmtUtils]: Spent 8.06s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:29,893 WARN L286 SmtUtils]: Spent 6.92s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:36,674 WARN L286 SmtUtils]: Spent 6.69s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:44,249 WARN L286 SmtUtils]: Spent 7.57s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:41:52,301 WARN L286 SmtUtils]: Spent 8.05s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:00,155 WARN L286 SmtUtils]: Spent 7.75s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:08,659 WARN L286 SmtUtils]: Spent 5.50s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:16,129 WARN L286 SmtUtils]: Spent 7.47s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:22,416 WARN L286 SmtUtils]: Spent 6.29s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:37,946 WARN L286 SmtUtils]: Spent 7.06s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:42:48,258 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:44:03,086 WARN L286 SmtUtils]: Spent 7.89s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:44:12,290 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:44:24,778 WARN L286 SmtUtils]: Spent 5.57s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:44:33,994 WARN L286 SmtUtils]: Spent 5.55s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:44:46,994 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:45:13,861 WARN L286 SmtUtils]: Spent 8.08s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:45:21,744 WARN L286 SmtUtils]: Spent 7.88s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:45:31,658 WARN L286 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 6 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:45:55,019 WARN L286 SmtUtils]: Spent 7.66s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:46:03,370 WARN L286 SmtUtils]: Spent 5.11s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:46:19,361 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:46:29,396 WARN L286 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:46:39,323 WARN L286 SmtUtils]: Spent 5.77s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:47:28,070 WARN L286 SmtUtils]: Spent 5.97s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:47:33,997 WARN L286 SmtUtils]: Spent 5.85s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:47:45,601 WARN L286 SmtUtils]: Spent 7.98s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:47:59,751 WARN L286 SmtUtils]: Spent 6.25s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:48:11,933 WARN L286 SmtUtils]: Spent 7.44s on a formula simplification that was a NOOP. DAG size: 15 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:48:19,874 WARN L286 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:48:47,989 WARN L286 SmtUtils]: Spent 6.72s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:49:22,121 WARN L286 SmtUtils]: Spent 7.64s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:49:26,167 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse17 ((_ zero_extend 16) c_~var_1_2~0)) (.cse16 ((_ zero_extend 16) c_~var_1_3~0)) (.cse22 ((_ zero_extend 16) c_~var_1_4~0))) (let ((.cse23 ((_ zero_extend 16) c_~var_1_14~0)) (.cse24 (fp.eq c_~var_1_7~0 (fp.add c_currentRoundingMode c_~var_1_8~0 (fp.add c_currentRoundingMode c_~var_1_9~0 (fp.add c_currentRoundingMode c_~var_1_10~0 c_~var_1_11~0))))) (.cse26 ((_ zero_extend 16) c_~var_1_1~0)) (.cse25 (bvneg .cse22)) (.cse27 (bvsgt .cse17 .cse16))) (let ((.cse20 (= (_ bv0 8) c_~var_1_13~0)) (.cse18 (or (and .cse24 (= .cse26 ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse16 .cse25))))) .cse27)) (.cse19 (or (and .cse24 (= ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse17 .cse25))) .cse26)) (not .cse27))) (.cse12 ((_ zero_extend 16) c_~var_1_12~0)) (.cse13 (bvneg .cse23))) (let ((.cse14 (forall ((~var_1_16~0 (_ BitVec 16))) (= .cse12 ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse13 (_ bv27636 32) ((_ zero_extend 16) ~var_1_16~0))))))) (.cse11 (and .cse18 (= ((_ zero_extend 16) ((_ extract 15 0) (bvadd (bvneg (bvadd (bvneg ((_ zero_extend 16) c_~var_1_15~0)) .cse23)) .cse16))) .cse12) .cse19)) (.cse21 (forall ((~var_1_16~0 (_ BitVec 16))) (= ((_ zero_extend 16) ((_ extract 15 0) (bvadd (_ bv10793 32) ((_ zero_extend 16) ~var_1_16~0)))) .cse12))) (.cse15 (not .cse20)) (.cse1 (bvsgt (_ bv16843 32) .cse23))) (let ((.cse0 (bvsgt .cse22 .cse17)) (.cse10 (not .cse1)) (.cse8 (or (and (or (forall ((~var_1_16~0 (_ BitVec 16))) (not (= ((_ zero_extend 16) ((_ extract 15 0) (bvadd (_ bv10793 32) ((_ zero_extend 16) ~var_1_16~0)))) .cse12))) .cse11) (or .cse11 .cse21)) .cse15)) (.cse9 (or (and .cse18 .cse19 .cse21) .cse20)) (.cse5 (or (and .cse18 .cse19 .cse14) .cse20)) (.cse4 (= c_~var_1_5~0 (bvadd (_ bv2144048120 32) (bvneg .cse16) c_~var_1_6~0 (bvneg .cse17)))) (.cse6 (or (and (or .cse11 (forall ((~var_1_16~0 (_ BitVec 16))) (not (= .cse12 ((_ zero_extend 16) ((_ extract 15 0) (bvadd .cse13 (_ bv27636 32) ((_ zero_extend 16) ~var_1_16~0)))))))) (or .cse14 .cse11)) .cse15))) (and (or .cse0 (let ((.cse3 (not .cse4))) (and (or .cse1 (let ((.cse2 (and .cse5 .cse6))) (and (or .cse2 .cse3) (or .cse2 .cse4)))) (or (let ((.cse7 (and .cse8 .cse9))) (and (or .cse7 .cse4) (or .cse7 .cse3))) .cse10)))) (or (not .cse0) (and (or .cse10 (and .cse8 .cse9 .cse4)) (or (and .cse5 .cse4 .cse6) .cse1))))))))) is different from false [2024-11-23 22:49:40,114 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-23 22:49:55,222 WARN L286 SmtUtils]: Spent 7.96s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)