./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/xcsp/AllInterval-007.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/xcsp/AllInterval-007.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 79ad480fc17f59cc4e46ec2dbc023b5da3460c72b3c8ca1cc6dbc35a93f8cf64 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:41:01,415 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:41:01,492 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 02:41:01,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:41:01,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:41:01,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:41:01,523 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:41:01,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:41:01,524 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:41:01,524 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:41:01,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:41:01,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:41:01,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:41:01,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:41:01,525 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:41:01,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:41:01,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:41:01,525 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:41:01,525 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:41:01,526 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:41:01,527 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:41:01,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:41:01,527 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:41:01,527 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:41:01,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:41:01,527 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:41:01,527 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:41:01,528 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:41:01,528 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:41:01,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:41:01,529 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_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79ad480fc17f59cc4e46ec2dbc023b5da3460c72b3c8ca1cc6dbc35a93f8cf64 [2024-11-28 02:41:01,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:41:01,774 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:41:01,777 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:41:01,778 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:41:01,779 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:41:01,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/xcsp/AllInterval-007.c [2024-11-28 02:41:04,687 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/data/de4b4ffd4/20ab66404d344791808116b3b182345c/FLAGd30aba601 [2024-11-28 02:41:04,970 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:41:04,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/sv-benchmarks/c/xcsp/AllInterval-007.c [2024-11-28 02:41:04,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/data/de4b4ffd4/20ab66404d344791808116b3b182345c/FLAGd30aba601 [2024-11-28 02:41:05,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/data/de4b4ffd4/20ab66404d344791808116b3b182345c [2024-11-28 02:41:05,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:41:05,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:41:05,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:41:05,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:41:05,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:41:05,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,016 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfcfb46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05, skipping insertion in model container [2024-11-28 02:41:05,016 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,033 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:41:05,224 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_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/sv-benchmarks/c/xcsp/AllInterval-007.c[3690,3703] [2024-11-28 02:41:05,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:41:05,244 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:41:05,289 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_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/sv-benchmarks/c/xcsp/AllInterval-007.c[3690,3703] [2024-11-28 02:41:05,290 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:41:05,311 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:41:05,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05 WrapperNode [2024-11-28 02:41:05,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:41:05,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:41:05,314 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:41:05,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:41:05,323 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,332 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,367 INFO L138 Inliner]: procedures = 13, calls = 75, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 162 [2024-11-28 02:41:05,371 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:41:05,372 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:41:05,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:41:05,376 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:41:05,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,394 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,417 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-28 02:41:05,418 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,424 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,428 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,430 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,438 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:41:05,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:41:05,439 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:41:05,439 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:41:05,445 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (1/1) ... [2024-11-28 02:41:05,455 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:41:05,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:05,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:41:05,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:41:05,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:41:05,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:41:05,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:41:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:41:05,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume [2024-11-28 02:41:05,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume [2024-11-28 02:41:05,596 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:41:05,598 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:41:05,864 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-28 02:41:05,865 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:41:05,877 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:41:05,877 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 02:41:05,877 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:05 BoogieIcfgContainer [2024-11-28 02:41:05,878 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:41:05,880 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:41:05,880 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:41:05,886 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:41:05,886 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:41:05" (1/3) ... [2024-11-28 02:41:05,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2287555b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:41:05, skipping insertion in model container [2024-11-28 02:41:05,887 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:41:05" (2/3) ... [2024-11-28 02:41:05,887 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2287555b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:41:05, skipping insertion in model container [2024-11-28 02:41:05,888 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:05" (3/3) ... [2024-11-28 02:41:05,889 INFO L128 eAbstractionObserver]: Analyzing ICFG AllInterval-007.c [2024-11-28 02:41:05,906 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:41:05,907 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG AllInterval-007.c that has 2 procedures, 98 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-28 02:41:05,971 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:41:05,986 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;@6a0ecc32, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:41:05,987 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:41:05,992 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-28 02:41:06,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-11-28 02:41:06,021 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:41:06,022 INFO L218 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:41:06,023 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:41:06,030 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:06,031 INFO L85 PathProgramCache]: Analyzing trace with hash 925921856, now seen corresponding path program 1 times [2024-11-28 02:41:06,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:41:06,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281499544] [2024-11-28 02:41:06,041 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:06,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:41:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:41:06,559 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 0 proven. 134 refuted. 0 times theorem prover too weak. 8978 trivial. 0 not checked. [2024-11-28 02:41:06,560 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:41:06,560 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281499544] [2024-11-28 02:41:06,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1281499544] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:41:06,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [551530988] [2024-11-28 02:41:06,561 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:06,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:41:06,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:41:06,566 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:41:06,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:41:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:41:06,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:41:06,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:41:06,971 INFO L134 CoverageAnalysis]: Checked inductivity of 9112 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 8978 trivial. 0 not checked. [2024-11-28 02:41:06,972 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:41:06,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [551530988] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:41:06,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:41:06,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 02:41:06,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267776410] [2024-11-28 02:41:06,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:41:06,981 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:41:06,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:41:07,006 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:41:07,007 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:41:07,009 INFO L87 Difference]: Start difference. First operand has 98 states, 27 states have (on average 1.0740740740740742) internal successors, (29), 28 states have internal predecessors, (29), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) Second operand has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-28 02:41:07,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:41:07,068 INFO L93 Difference]: Finished difference Result 190 states and 392 transitions. [2024-11-28 02:41:07,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:41:07,072 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) Word has length 362 [2024-11-28 02:41:07,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:41:07,087 INFO L225 Difference]: With dead ends: 190 [2024-11-28 02:41:07,087 INFO L226 Difference]: Without dead ends: 95 [2024-11-28 02:41:07,097 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 363 GetRequests, 363 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:41:07,102 INFO L435 NwaCegarLoop]: 161 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, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:41:07,103 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:41:07,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2024-11-28 02:41:07,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2024-11-28 02:41:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 25 states have (on average 1.0) internal successors, (25), 25 states have internal predecessors, (25), 68 states have call successors, (68), 1 states have call predecessors, (68), 1 states have return successors, (68), 68 states have call predecessors, (68), 68 states have call successors, (68) [2024-11-28 02:41:07,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 161 transitions. [2024-11-28 02:41:07,199 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 161 transitions. Word has length 362 [2024-11-28 02:41:07,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:41:07,201 INFO L471 AbstractCegarLoop]: Abstraction has 95 states and 161 transitions. [2024-11-28 02:41:07,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.5) internal successors, (27), 2 states have internal predecessors, (27), 2 states have call successors, (68), 2 states have call predecessors, (68), 1 states have return successors, (68), 1 states have call predecessors, (68), 2 states have call successors, (68) [2024-11-28 02:41:07,203 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 161 transitions. [2024-11-28 02:41:07,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2024-11-28 02:41:07,216 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:41:07,216 INFO L218 NwaCegarLoop]: trace histogram [68, 68, 68, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:41:07,229 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:41:07,421 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:41:07,421 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:41:07,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:41:07,422 INFO L85 PathProgramCache]: Analyzing trace with hash 1542672372, now seen corresponding path program 1 times [2024-11-28 02:41:07,422 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:41:07,422 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959416194] [2024-11-28 02:41:07,423 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:41:07,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:41:08,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:08,231 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:41:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:41:09,023 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:41:09,024 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:41:09,026 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:41:09,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:41:09,033 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-28 02:41:09,159 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:41:09,163 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:41:09 BoogieIcfgContainer [2024-11-28 02:41:09,163 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:41:09,165 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:41:09,165 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:41:09,165 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:41:09,166 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:41:05" (3/4) ... [2024-11-28 02:41:09,168 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-28 02:41:09,319 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 205. [2024-11-28 02:41:09,490 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:41:09,490 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:41:09,490 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:41:09,491 INFO L158 Benchmark]: Toolchain (without parser) took 4482.53ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 35.6MB in the end (delta: 56.1MB). Peak memory consumption was 60.0MB. Max. memory is 16.1GB. [2024-11-28 02:41:09,491 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:09,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 79.3MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:41:09,492 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.62ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:09,492 INFO L158 Benchmark]: Boogie Preprocessor took 66.88ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:41:09,492 INFO L158 Benchmark]: RCFGBuilder took 438.59ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 59.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 02:41:09,492 INFO L158 Benchmark]: TraceAbstraction took 3283.15ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 54.4MB in the end (delta: 3.9MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2024-11-28 02:41:09,493 INFO L158 Benchmark]: Witness Printer took 325.24ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 35.6MB in the end (delta: 18.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:41:09,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 117.4MB. Free memory was 91.7MB in the beginning and 79.3MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.62ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.88ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 76.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 438.59ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 59.3MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 3283.15ms. Allocated memory is still 117.4MB. Free memory was 58.3MB in the beginning and 54.4MB in the end (delta: 3.9MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Witness Printer took 325.24ms. Allocated memory is still 117.4MB. Free memory was 54.4MB in the beginning and 35.6MB in the end (delta: 18.8MB). Peak memory consumption was 25.2MB. 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 - CounterExampleResult [Line: 135]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L24] int cond0; [L25] int dummy = 0; [L26] int N; [L27] int var0; [L28] var0 = __VERIFIER_nondet_int() [L29] CALL assume(var0 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L29] RET assume(var0 >= 0) VAL [var0=3] [L30] CALL assume(var0 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L30] RET assume(var0 <= 6) VAL [var0=3] [L31] int var1; [L32] var1 = __VERIFIER_nondet_int() [L33] CALL assume(var1 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L33] RET assume(var1 >= 0) VAL [var0=3, var1=1] [L34] CALL assume(var1 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L34] RET assume(var1 <= 6) VAL [var0=3, var1=1] [L35] int var2; [L36] var2 = __VERIFIER_nondet_int() [L37] CALL assume(var2 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L37] RET assume(var2 >= 0) VAL [var0=3, var1=1, var2=6] [L38] CALL assume(var2 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L38] RET assume(var2 <= 6) VAL [var0=3, var1=1, var2=6] [L39] int var3; [L40] var3 = __VERIFIER_nondet_int() [L41] CALL assume(var3 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L41] RET assume(var3 >= 0) VAL [var0=3, var1=1, var2=6, var3=0] [L42] CALL assume(var3 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L42] RET assume(var3 <= 6) VAL [var0=3, var1=1, var2=6, var3=0] [L43] int var4; [L44] var4 = __VERIFIER_nondet_int() [L45] CALL assume(var4 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L45] RET assume(var4 >= 0) VAL [var0=3, var1=1, var2=6, var3=0, var4=4] [L46] CALL assume(var4 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L46] RET assume(var4 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4] [L47] int var5; [L48] var5 = __VERIFIER_nondet_int() [L49] CALL assume(var5 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L49] RET assume(var5 >= 0) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5] [L50] CALL assume(var5 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L50] RET assume(var5 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5] [L51] int var6; [L52] var6 = __VERIFIER_nondet_int() [L53] CALL assume(var6 >= 0) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L53] RET assume(var6 >= 0) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2] [L54] CALL assume(var6 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L54] RET assume(var6 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2] [L55] int var7; [L56] var7 = __VERIFIER_nondet_int() [L57] CALL assume(var7 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L57] RET assume(var7 >= 1) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2] [L58] CALL assume(var7 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L58] RET assume(var7 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2] [L59] int var8; [L60] var8 = __VERIFIER_nondet_int() [L61] CALL assume(var8 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L61] RET assume(var8 >= 1) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5] [L62] CALL assume(var8 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L62] RET assume(var8 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5] [L63] int var9; [L64] var9 = __VERIFIER_nondet_int() [L65] CALL assume(var9 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L65] RET assume(var9 >= 1) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L66] CALL assume(var9 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L66] RET assume(var9 <= 6) VAL [var0=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L67] int var10; [L68] var10 = __VERIFIER_nondet_int() [L69] CALL assume(var10 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L69] RET assume(var10 >= 1) VAL [var0=3, var10=4, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L70] CALL assume(var10 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L70] RET assume(var10 <= 6) VAL [var0=3, var10=4, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L71] int var11; [L72] var11 = __VERIFIER_nondet_int() [L73] CALL assume(var11 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L73] RET assume(var11 >= 1) VAL [var0=3, var10=4, var11=1, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L74] CALL assume(var11 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L74] RET assume(var11 <= 6) VAL [var0=3, var10=4, var11=1, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L75] int var12; [L76] var12 = __VERIFIER_nondet_int() [L77] CALL assume(var12 >= 1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L77] RET assume(var12 >= 1) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L78] CALL assume(var12 <= 6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L78] RET assume(var12 <= 6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L79] int myvar0 = 1; VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L80] CALL assume(var0 != var1) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L80] RET assume(var0 != var1) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L81] CALL assume(var0 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L81] RET assume(var0 != var2) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L82] CALL assume(var0 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L82] RET assume(var0 != var3) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L83] CALL assume(var0 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L83] RET assume(var0 != var4) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L84] CALL assume(var0 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L84] RET assume(var0 != var5) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L85] CALL assume(var0 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L85] RET assume(var0 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L86] CALL assume(var1 != var2) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L86] RET assume(var1 != var2) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L87] CALL assume(var1 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L87] RET assume(var1 != var3) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L88] CALL assume(var1 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L88] RET assume(var1 != var4) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L89] CALL assume(var1 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L89] RET assume(var1 != var5) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L90] CALL assume(var1 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L90] RET assume(var1 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L91] CALL assume(var2 != var3) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L91] RET assume(var2 != var3) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L92] CALL assume(var2 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L92] RET assume(var2 != var4) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L93] CALL assume(var2 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L93] RET assume(var2 != var5) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L94] CALL assume(var2 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L94] RET assume(var2 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L95] CALL assume(var3 != var4) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L95] RET assume(var3 != var4) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L96] CALL assume(var3 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L96] RET assume(var3 != var5) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L97] CALL assume(var3 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L97] RET assume(var3 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L98] CALL assume(var4 != var5) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L98] RET assume(var4 != var5) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L99] CALL assume(var4 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L99] RET assume(var4 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L100] CALL assume(var5 != var6) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L100] RET assume(var5 != var6) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L101] CALL assume(var7 != var8) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L101] RET assume(var7 != var8) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L102] CALL assume(var7 != var9) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L102] RET assume(var7 != var9) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L103] CALL assume(var7 != var10) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L103] RET assume(var7 != var10) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L104] CALL assume(var7 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L104] RET assume(var7 != var11) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L105] CALL assume(var7 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L105] RET assume(var7 != var12) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L106] CALL assume(var8 != var9) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L106] RET assume(var8 != var9) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L107] CALL assume(var8 != var10) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L107] RET assume(var8 != var10) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L108] CALL assume(var8 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L108] RET assume(var8 != var11) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L109] CALL assume(var8 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L109] RET assume(var8 != var12) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L110] CALL assume(var9 != var10) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L110] RET assume(var9 != var10) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L111] CALL assume(var9 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L111] RET assume(var9 != var11) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L112] CALL assume(var9 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L112] RET assume(var9 != var12) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L113] CALL assume(var10 != var11) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L113] RET assume(var10 != var11) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L114] CALL assume(var10 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L114] RET assume(var10 != var12) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L115] CALL assume(var11 != var12) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L115] RET assume(var11 != var12) VAL [var0=3, var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6] [L116] int var_for_abs; [L117] var_for_abs = var0 - var1 [L118] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=2] [L119] CALL assume(var7 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L119] RET assume(var7 == var_for_abs) VAL [var10=4, var11=1, var12=3, var1=1, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=2] [L120] var_for_abs = var1 - var2 [L121] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=5] [L122] CALL assume(var8 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L122] RET assume(var8 == var_for_abs) VAL [var10=4, var11=1, var12=3, var2=6, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=5] [L123] var_for_abs = var2 - var3 [L124] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=6] [L125] CALL assume(var9 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L125] RET assume(var9 == var_for_abs) VAL [var10=4, var11=1, var12=3, var3=0, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=6] [L126] var_for_abs = var3 - var4 [L127] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=4] [L128] CALL assume(var10 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L128] RET assume(var10 == var_for_abs) VAL [var10=4, var11=1, var12=3, var4=4, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=4] [L129] var_for_abs = var4 - var5 [L130] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=1] [L131] CALL assume(var11 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L131] RET assume(var11 == var_for_abs) VAL [var10=4, var11=1, var12=3, var5=5, var6=2, var7=2, var8=5, var9=6, var_for_abs=1] [L132] var_for_abs = var5 - var6 [L133] var_for_abs = (var_for_abs >= 0) ? var_for_abs : var_for_abs * (-1) VAL [var10=4, var11=1, var12=3, var7=2, var8=5, var9=6, var_for_abs=3] [L134] CALL assume(var12 == var_for_abs) VAL [\old(cond)=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1] [L134] RET assume(var12 == var_for_abs) VAL [var10=4, var11=1, var12=3, var7=2, var8=5, var9=6, var_for_abs=3] [L135] reach_error() VAL [var10=4, var11=1, var12=3, var7=2, var8=5, var9=6, var_for_abs=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 2, TraceHistogramMax: 68, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 161 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 161 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 363 GetRequests, 363 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=98occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 1086 NumberOfCodeBlocks, 1086 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 722 ConstructedInterpolants, 0 QuantifiedInterpolants, 722 SizeOfPredicates, 0 NumberOfNonLiveVariables, 676 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 18090/18224 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 proved your program to be incorrect! [2024-11-28 02:41:09,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5b3d5390-7fb5-4a97-8807-de2e6a7365d9/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE