./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:45:14,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:45:14,971 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2024-11-13 13:45:14,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:45:14,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:45:15,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:45:15,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:45:15,011 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:45:15,012 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:45:15,012 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:45:15,012 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:45:15,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:45:15,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:45:15,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:45:15,013 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:45:15,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:45:15,013 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 13:45:15,014 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:45:15,015 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:45:15,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:45:15,016 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:45:15,016 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:45:15,016 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:45:15,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:45:15,016 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:45:15,017 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:45:15,018 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:45:15,018 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_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd 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 valid-memcleanup) ) 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 -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2024-11-13 13:45:15,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:45:15,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:45:15,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:45:15,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:45:15,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:45:15,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-1.i Unable to find full path for "g++" [2024-11-13 13:45:17,163 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:45:17,534 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:45:17,538 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test1-1.i [2024-11-13 13:45:17,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/data/53a40d8d1/da9874ddb4ed4995943326e5d4e43303/FLAGb1bbc3bb3 [2024-11-13 13:45:17,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/data/53a40d8d1/da9874ddb4ed4995943326e5d4e43303 [2024-11-13 13:45:17,722 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:45:17,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:45:17,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:45:17,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:45:17,730 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:45:17,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:45:17" (1/1) ... [2024-11-13 13:45:17,732 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63674613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:17, skipping insertion in model container [2024-11-13 13:45:17,732 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:45:17" (1/1) ... [2024-11-13 13:45:17,773 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:45:18,151 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,200 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,206 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,210 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,217 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,230 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 13:45:18,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:45:18,248 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:45:18,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:45:18,406 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:45:18,406 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18 WrapperNode [2024-11-13 13:45:18,407 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:45:18,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:45:18,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:45:18,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:45:18,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,493 INFO L138 Inliner]: procedures = 176, calls = 170, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 781 [2024-11-13 13:45:18,494 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:45:18,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:45:18,495 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:45:18,495 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:45:18,509 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,516 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,590 INFO L175 MemorySlicer]: Split 158 memory accesses to 2 slices as follows [2, 156]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 42 writes are split as follows [0, 42]. [2024-11-13 13:45:18,593 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,635 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,649 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,652 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,658 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:45:18,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:45:18,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:45:18,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:45:18,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (1/1) ... [2024-11-13 13:45:18,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:45:18,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:45:18,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:45:18,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:45:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 13:45:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 13:45:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 13:45:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 13:45:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-13 13:45:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-13 13:45:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-13 13:45:18,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-13 13:45:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 13:45:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:45:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 13:45:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 13:45:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 13:45:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 13:45:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 13:45:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:45:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 13:45:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:45:18,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:45:18,965 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:45:18,967 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:45:20,400 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-11-13 13:45:20,400 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:45:20,418 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:45:20,418 INFO L316 CfgBuilder]: Removed 31 assume(true) statements. [2024-11-13 13:45:20,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:45:20 BoogieIcfgContainer [2024-11-13 13:45:20,419 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:45:20,421 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:45:20,421 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:45:20,425 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:45:20,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:45:17" (1/3) ... [2024-11-13 13:45:20,426 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e18a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:45:20, skipping insertion in model container [2024-11-13 13:45:20,426 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:45:18" (2/3) ... [2024-11-13 13:45:20,427 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34e18a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:45:20, skipping insertion in model container [2024-11-13 13:45:20,427 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:45:20" (3/3) ... [2024-11-13 13:45:20,428 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_FNV_nondet_test1-1.i [2024-11-13 13:45:20,443 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:45:20,445 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_FNV_nondet_test1-1.i that has 3 procedures, 217 locations, 1 initial locations, 20 loop locations, and 2 error locations. [2024-11-13 13:45:20,499 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:45:20,516 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=None, 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;@4875803a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:45:20,516 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-13 13:45:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand has 213 states, 206 states have (on average 1.6116504854368932) internal successors, (332), 208 states have internal predecessors, (332), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 13:45:20,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 13:45:20,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:20,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:20,527 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:20,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:20,531 INFO L85 PathProgramCache]: Analyzing trace with hash -1525817749, now seen corresponding path program 1 times [2024-11-13 13:45:20,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:20,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251370169] [2024-11-13 13:45:20,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:20,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:20,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:20,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:45:20,752 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:20,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251370169] [2024-11-13 13:45:20,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251370169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:45:20,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:45:20,754 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:45:20,757 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142855879] [2024-11-13 13:45:20,758 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:45:20,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:45:20,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:20,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:45:20,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:20,791 INFO L87 Difference]: Start difference. First operand has 213 states, 206 states have (on average 1.6116504854368932) internal successors, (332), 208 states have internal predecessors, (332), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:20,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:20,937 INFO L93 Difference]: Finished difference Result 406 states and 581 transitions. [2024-11-13 13:45:20,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:45:20,939 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2024-11-13 13:45:20,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:20,951 INFO L225 Difference]: With dead ends: 406 [2024-11-13 13:45:20,954 INFO L226 Difference]: Without dead ends: 404 [2024-11-13 13:45:20,956 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:20,960 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 274 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:20,961 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 634 Invalid, 8 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 13:45:20,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2024-11-13 13:45:21,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 211. [2024-11-13 13:45:21,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.4292682926829268) internal successors, (293), 206 states have internal predecessors, (293), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 13:45:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 299 transitions. [2024-11-13 13:45:21,037 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 299 transitions. Word has length 9 [2024-11-13 13:45:21,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:21,038 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 299 transitions. [2024-11-13 13:45:21,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:21,038 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 299 transitions. [2024-11-13 13:45:21,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 13:45:21,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:21,044 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:21,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:45:21,044 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:21,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:21,045 INFO L85 PathProgramCache]: Analyzing trace with hash -751385150, now seen corresponding path program 1 times [2024-11-13 13:45:21,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:21,045 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304360830] [2024-11-13 13:45:21,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:21,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:21,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:21,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:45:21,714 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:21,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304360830] [2024-11-13 13:45:21,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1304360830] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:45:21,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:45:21,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 13:45:21,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971418099] [2024-11-13 13:45:21,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:45:21,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 13:45:21,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:21,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 13:45:21,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 13:45:21,718 INFO L87 Difference]: Start difference. First operand 211 states and 299 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:21,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:21,851 INFO L93 Difference]: Finished difference Result 214 states and 295 transitions. [2024-11-13 13:45:21,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 13:45:21,851 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-13 13:45:21,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:21,853 INFO L225 Difference]: With dead ends: 214 [2024-11-13 13:45:21,853 INFO L226 Difference]: Without dead ends: 214 [2024-11-13 13:45:21,853 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 13:45:21,854 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 105 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:21,854 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 717 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 13:45:21,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2024-11-13 13:45:21,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 211. [2024-11-13 13:45:21,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.395121951219512) internal successors, (286), 206 states have internal predecessors, (286), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 13:45:21,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 292 transitions. [2024-11-13 13:45:21,878 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 292 transitions. Word has length 84 [2024-11-13 13:45:21,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:21,878 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 292 transitions. [2024-11-13 13:45:21,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:21,879 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 292 transitions. [2024-11-13 13:45:21,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 13:45:21,881 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:21,885 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:21,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 13:45:21,885 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:21,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:21,886 INFO L85 PathProgramCache]: Analyzing trace with hash 2014108214, now seen corresponding path program 1 times [2024-11-13 13:45:21,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:21,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429449711] [2024-11-13 13:45:21,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:21,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:22,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:45:22,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:22,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429449711] [2024-11-13 13:45:22,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429449711] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:45:22,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:45:22,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:45:22,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061346576] [2024-11-13 13:45:22,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:45:22,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:45:22,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:22,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:45:22,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:22,159 INFO L87 Difference]: Start difference. First operand 211 states and 292 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:22,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:22,227 INFO L93 Difference]: Finished difference Result 217 states and 298 transitions. [2024-11-13 13:45:22,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:45:22,229 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-13 13:45:22,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:22,230 INFO L225 Difference]: With dead ends: 217 [2024-11-13 13:45:22,232 INFO L226 Difference]: Without dead ends: 217 [2024-11-13 13:45:22,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:22,233 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:22,234 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 548 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 13:45:22,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-13 13:45:22,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2024-11-13 13:45:22,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 211 states have (on average 1.3838862559241707) internal successors, (292), 212 states have internal predecessors, (292), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 13:45:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 298 transitions. [2024-11-13 13:45:22,251 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 298 transitions. Word has length 84 [2024-11-13 13:45:22,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:22,252 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 298 transitions. [2024-11-13 13:45:22,252 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:22,252 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 298 transitions. [2024-11-13 13:45:22,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 13:45:22,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:22,255 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:22,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 13:45:22,255 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:22,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:22,256 INFO L85 PathProgramCache]: Analyzing trace with hash 1138089208, now seen corresponding path program 1 times [2024-11-13 13:45:22,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:22,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819740882] [2024-11-13 13:45:22,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:22,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:22,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:22,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 13:45:22,582 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:22,582 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819740882] [2024-11-13 13:45:22,582 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819740882] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:45:22,582 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:45:22,582 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 13:45:22,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336033569] [2024-11-13 13:45:22,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:45:22,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 13:45:22,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:22,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 13:45:22,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:22,584 INFO L87 Difference]: Start difference. First operand 217 states and 298 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:22,636 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:22,637 INFO L93 Difference]: Finished difference Result 352 states and 492 transitions. [2024-11-13 13:45:22,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 13:45:22,638 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2024-11-13 13:45:22,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:22,641 INFO L225 Difference]: With dead ends: 352 [2024-11-13 13:45:22,641 INFO L226 Difference]: Without dead ends: 352 [2024-11-13 13:45:22,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 13:45:22,643 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 134 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:22,645 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 572 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 13:45:22,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-11-13 13:45:22,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 352. [2024-11-13 13:45:22,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 346 states have (on average 1.4046242774566473) internal successors, (486), 347 states have internal predecessors, (486), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 13:45:22,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 492 transitions. [2024-11-13 13:45:22,672 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 492 transitions. Word has length 84 [2024-11-13 13:45:22,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:22,675 INFO L471 AbstractCegarLoop]: Abstraction has 352 states and 492 transitions. [2024-11-13 13:45:22,675 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 13:45:22,676 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 492 transitions. [2024-11-13 13:45:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 13:45:22,681 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:22,681 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:22,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 13:45:22,682 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:22,682 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:22,682 INFO L85 PathProgramCache]: Analyzing trace with hash -1918857656, now seen corresponding path program 1 times [2024-11-13 13:45:22,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:22,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128356197] [2024-11-13 13:45:22,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:22,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:22,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:23,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 13:45:23,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:23,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 13:45:23,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:23,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:45:23,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:23,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128356197] [2024-11-13 13:45:23,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128356197] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:45:23,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1372894880] [2024-11-13 13:45:23,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:23,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:45:23,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:45:23,116 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:45:23,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 13:45:23,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:23,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 13:45:23,500 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:45:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:45:23,737 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:45:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:45:23,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1372894880] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:45:23,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:45:23,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2024-11-13 13:45:23,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466542351] [2024-11-13 13:45:23,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:45:23,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:45:23,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:23,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:45:23,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:45:23,965 INFO L87 Difference]: Start difference. First operand 352 states and 492 transitions. Second operand has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 13:45:24,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:24,345 INFO L93 Difference]: Finished difference Result 818 states and 1150 transitions. [2024-11-13 13:45:24,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 13:45:24,346 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 99 [2024-11-13 13:45:24,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:24,355 INFO L225 Difference]: With dead ends: 818 [2024-11-13 13:45:24,355 INFO L226 Difference]: Without dead ends: 818 [2024-11-13 13:45:24,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:45:24,356 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 910 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:24,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [926 Valid, 1679 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 13:45:24,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2024-11-13 13:45:24,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 815. [2024-11-13 13:45:24,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 800 states have (on average 1.38875) internal successors, (1111), 801 states have internal predecessors, (1111), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-13 13:45:24,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1135 transitions. [2024-11-13 13:45:24,388 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1135 transitions. Word has length 99 [2024-11-13 13:45:24,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:24,388 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1135 transitions. [2024-11-13 13:45:24,389 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 13:45:24,389 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1135 transitions. [2024-11-13 13:45:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-13 13:45:24,396 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:24,396 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:24,417 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 13:45:24,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:45:24,597 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:24,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:24,598 INFO L85 PathProgramCache]: Analyzing trace with hash 1316023003, now seen corresponding path program 1 times [2024-11-13 13:45:24,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:24,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686438179] [2024-11-13 13:45:24,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:24,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:45:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:25,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 13:45:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:25,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 13:45:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:25,700 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 4 proven. 162 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-11-13 13:45:25,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:45:25,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686438179] [2024-11-13 13:45:25,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1686438179] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:45:25,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158633214] [2024-11-13 13:45:25,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:25,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:45:25,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:45:25,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:45:25,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 13:45:26,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:45:26,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 1624 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 13:45:26,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:45:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:45:27,082 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:45:27,749 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 13:45:27,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158633214] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:45:27,749 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:45:27,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-11-13 13:45:27,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679046630] [2024-11-13 13:45:27,750 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:45:27,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-13 13:45:27,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:45:27,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-13 13:45:27,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2024-11-13 13:45:27,755 INFO L87 Difference]: Start difference. First operand 815 states and 1135 transitions. Second operand has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 13:45:29,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:45:29,330 INFO L93 Difference]: Finished difference Result 1938 states and 2723 transitions. [2024-11-13 13:45:29,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 13:45:29,331 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 324 [2024-11-13 13:45:29,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:45:29,342 INFO L225 Difference]: With dead ends: 1938 [2024-11-13 13:45:29,343 INFO L226 Difference]: Without dead ends: 1938 [2024-11-13 13:45:29,343 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 642 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=462, Unknown=0, NotChecked=0, Total=702 [2024-11-13 13:45:29,344 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 7083 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7083 SdHoareTripleChecker+Valid, 3246 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 13:45:29,346 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7083 Valid, 3246 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 13:45:29,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1938 states. [2024-11-13 13:45:29,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1938 to 1935. [2024-11-13 13:45:29,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1920 states have (on average 1.3979166666666667) internal successors, (2684), 1921 states have internal predecessors, (2684), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-13 13:45:29,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2708 transitions. [2024-11-13 13:45:29,433 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2708 transitions. Word has length 324 [2024-11-13 13:45:29,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:45:29,434 INFO L471 AbstractCegarLoop]: Abstraction has 1935 states and 2708 transitions. [2024-11-13 13:45:29,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 13:45:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2708 transitions. [2024-11-13 13:45:29,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2024-11-13 13:45:29,455 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:45:29,456 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 13:45:29,478 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 13:45:29,659 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:45:29,659 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 13:45:29,660 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:45:29,660 INFO L85 PathProgramCache]: Analyzing trace with hash 869990710, now seen corresponding path program 1 times [2024-11-13 13:45:29,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:45:29,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1355019190] [2024-11-13 13:45:29,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:45:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:47:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 13:47:51,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 13:47:51,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:51,283 INFO L134 CoverageAnalysis]: Checked inductivity of 3372 backedges. 496 proven. 3 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2024-11-13 13:47:51,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:47:51,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1355019190] [2024-11-13 13:47:51,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1355019190] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:47:51,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105759511] [2024-11-13 13:47:51,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:47:51,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:47:51,290 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:47:51,297 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:47:51,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b7c665c-5145-488d-9d73-1870b2a9718e/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 13:47:53,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:47:53,885 INFO L255 TraceCheckSpWp]: Trace formula consists of 3791 conjuncts, 462 conjuncts are in the unsatisfiable core [2024-11-13 13:47:53,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:47:53,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 13:47:54,488 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 13:47:54,491 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 13:47:54,528 INFO L349 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2024-11-13 13:47:54,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 29 [2024-11-13 13:47:54,599 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2024-11-13 13:47:54,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2024-11-13 13:48:04,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 13:48:04,669 INFO L224 Elim1Store]: Index analysis took 118 ms