./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 551b0097 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 --- Real Ultimate output --- This is Ultimate 0.3.0-?-551b009-m [2025-01-09 02:47:37,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-01-09 02:47:37,395 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-01-09 02:47:37,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-01-09 02:47:37,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-01-09 02:47:37,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-01-09 02:47:37,425 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-01-09 02:47:37,425 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-01-09 02:47:37,426 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-01-09 02:47:37,426 INFO L153 SettingsManager]: * Use memory slicer=true [2025-01-09 02:47:37,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-01-09 02:47:37,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-01-09 02:47:37,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-01-09 02:47:37,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-01-09 02:47:37,427 INFO L153 SettingsManager]: * Use SBE=true [2025-01-09 02:47:37,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * sizeof long=4 [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-01-09 02:47:37,428 INFO L153 SettingsManager]: * sizeof long double=12 [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Use constant arrays=true [2025-01-09 02:47:37,429 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:47:37,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:47:37,430 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:47:37,430 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-01-09 02:47:37,430 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-01-09 02:47:37,431 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-01-09 02:47:37,431 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-01-09 02:47:37,431 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-01-09 02:47:37,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-01-09 02:47:37,431 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> a81d76a671fec08918102c7898e8919d02b265d05707efa1508363dab4714d44 [2025-01-09 02:47:37,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-01-09 02:47:37,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-01-09 02:47:37,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-01-09 02:47:37,639 INFO L270 PluginConnector]: Initializing CDTParser... [2025-01-09 02:47:37,639 INFO L274 PluginConnector]: CDTParser initialized [2025-01-09 02:47:37,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2025-01-09 02:47:38,773 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/03d9a152a/17d3fead7c76424b98e4a8998988b41d/FLAG85c20d1ea [2025-01-09 02:47:39,097 INFO L384 CDTParser]: Found 1 translation units. [2025-01-09 02:47:39,098 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i [2025-01-09 02:47:39,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/03d9a152a/17d3fead7c76424b98e4a8998988b41d/FLAG85c20d1ea [2025-01-09 02:47:39,355 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/03d9a152a/17d3fead7c76424b98e4a8998988b41d [2025-01-09 02:47:39,357 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-01-09 02:47:39,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-01-09 02:47:39,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-01-09 02:47:39,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-01-09 02:47:39,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-01-09 02:47:39,365 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f959b32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39, skipping insertion in model container [2025-01-09 02:47:39,366 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,381 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-01-09 02:47:39,525 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2025-01-09 02:47:39,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:47:39,535 INFO L200 MainTranslator]: Completed pre-run [2025-01-09 02:47:39,562 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/list-simple/dll2c_remove_all_reverse.i[24177,24190] [2025-01-09 02:47:39,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-01-09 02:47:39,592 INFO L204 MainTranslator]: Completed translation [2025-01-09 02:47:39,596 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39 WrapperNode [2025-01-09 02:47:39,596 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-01-09 02:47:39,597 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-01-09 02:47:39,597 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-01-09 02:47:39,597 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-01-09 02:47:39,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,612 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,628 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 100 [2025-01-09 02:47:39,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-01-09 02:47:39,629 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-01-09 02:47:39,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-01-09 02:47:39,630 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-01-09 02:47:39,635 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,635 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,638 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,658 INFO L175 MemorySlicer]: Split 21 memory accesses to 3 slices as follows [2, 11, 8]. 52 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 1]. The 10 writes are split as follows [0, 9, 1]. [2025-01-09 02:47:39,659 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,670 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,672 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,679 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-01-09 02:47:39,679 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2025-01-09 02:47:39,680 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2025-01-09 02:47:39,680 INFO L274 PluginConnector]: RCFGBuilder initialized [2025-01-09 02:47:39,684 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (1/1) ... [2025-01-09 02:47:39,689 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-01-09 02:47:39,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:47:39,708 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-01-09 02:47:39,711 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-01-09 02:47:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-01-09 02:47:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-01-09 02:47:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-01-09 02:47:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2025-01-09 02:47:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2025-01-09 02:47:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-01-09 02:47:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-01-09 02:47:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-01-09 02:47:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-01-09 02:47:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-01-09 02:47:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-01-09 02:47:39,826 INFO L234 CfgBuilder]: Building ICFG [2025-01-09 02:47:39,828 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2025-01-09 02:47:39,968 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2025-01-09 02:47:39,968 INFO L283 CfgBuilder]: Performing block encoding [2025-01-09 02:47:39,975 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-01-09 02:47:39,976 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2025-01-09 02:47:39,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:47:39 BoogieIcfgContainer [2025-01-09 02:47:39,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2025-01-09 02:47:39,978 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-01-09 02:47:39,978 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-01-09 02:47:39,981 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-01-09 02:47:39,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.01 02:47:39" (1/3) ... [2025-01-09 02:47:39,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36cd6e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:47:39, skipping insertion in model container [2025-01-09 02:47:39,982 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.01 02:47:39" (2/3) ... [2025-01-09 02:47:39,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36cd6e5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.01 02:47:39, skipping insertion in model container [2025-01-09 02:47:39,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.01 02:47:39" (3/3) ... [2025-01-09 02:47:39,983 INFO L128 eAbstractionObserver]: Analyzing ICFG dll2c_remove_all_reverse.i [2025-01-09 02:47:39,992 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-01-09 02:47:39,993 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG dll2c_remove_all_reverse.i that has 2 procedures, 25 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-01-09 02:47:40,029 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-01-09 02:47:40,038 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;@4d4b785f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-01-09 02:47:40,038 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-01-09 02:47:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 20 states have (on average 1.35) internal successors, (27), 21 states have internal predecessors, (27), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 02:47:40,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2025-01-09 02:47:40,045 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:47:40,045 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 02:47:40,045 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:47:40,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:47:40,049 INFO L85 PathProgramCache]: Analyzing trace with hash -380301731, now seen corresponding path program 1 times [2025-01-09 02:47:40,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:47:40,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2127095110] [2025-01-09 02:47:40,055 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:40,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:47:40,131 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 14 statements into 1 equivalence classes. [2025-01-09 02:47:40,155 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 14 of 14 statements. [2025-01-09 02:47:40,155 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:40,155 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:40,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 02:47:40,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 02:47:40,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2127095110] [2025-01-09 02:47:40,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2127095110] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 02:47:40,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 02:47:40,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-01-09 02:47:40,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717471135] [2025-01-09 02:47:40,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 02:47:40,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-01-09 02:47:40,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 02:47:40,358 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-01-09 02:47:40,359 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-01-09 02:47:40,360 INFO L87 Difference]: Start difference. First operand has 25 states, 20 states have (on average 1.35) internal successors, (27), 21 states have internal predecessors, (27), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-09 02:47:40,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 02:47:40,378 INFO L93 Difference]: Finished difference Result 40 states and 51 transitions. [2025-01-09 02:47:40,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-01-09 02:47:40,379 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2025-01-09 02:47:40,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 02:47:40,382 INFO L225 Difference]: With dead ends: 40 [2025-01-09 02:47:40,382 INFO L226 Difference]: Without dead ends: 26 [2025-01-09 02:47:40,384 INFO L434 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 [2025-01-09 02:47:40,389 INFO L435 NwaCegarLoop]: 28 mSDtfsCounter, 4 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 02:47:40,390 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 51 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 02:47:40,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2025-01-09 02:47:40,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 22. [2025-01-09 02:47:40,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22 states, 18 states have (on average 1.2222222222222223) internal successors, (22), 18 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 02:47:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 26 transitions. [2025-01-09 02:47:40,409 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 26 transitions. Word has length 14 [2025-01-09 02:47:40,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 02:47:40,409 INFO L471 AbstractCegarLoop]: Abstraction has 22 states and 26 transitions. [2025-01-09 02:47:40,409 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2025-01-09 02:47:40,410 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2025-01-09 02:47:40,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-01-09 02:47:40,410 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:47:40,410 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 02:47:40,410 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-01-09 02:47:40,411 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:47:40,411 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:47:40,411 INFO L85 PathProgramCache]: Analyzing trace with hash -1879100559, now seen corresponding path program 1 times [2025-01-09 02:47:40,411 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:47:40,411 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529885062] [2025-01-09 02:47:40,411 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:40,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:47:40,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-09 02:47:40,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-09 02:47:40,450 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:40,450 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:40,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-09 02:47:40,637 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 02:47:40,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529885062] [2025-01-09 02:47:40,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529885062] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 02:47:40,637 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481005791] [2025-01-09 02:47:40,638 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:40,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 02:47:40,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:47:40,641 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 02:47:40,642 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2025-01-09 02:47:40,709 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-01-09 02:47:40,757 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-01-09 02:47:40,757 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:40,757 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:40,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 3 conjuncts are in the unsatisfiable core [2025-01-09 02:47:40,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 02:47:40,804 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 02:47:40,804 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2025-01-09 02:47:40,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481005791] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 02:47:40,804 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2025-01-09 02:47:40,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 6 [2025-01-09 02:47:40,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904911413] [2025-01-09 02:47:40,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 02:47:40,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2025-01-09 02:47:40,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 02:47:40,805 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2025-01-09 02:47:40,806 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-09 02:47:40,806 INFO L87 Difference]: Start difference. First operand 22 states and 26 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 02:47:40,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 02:47:40,822 INFO L93 Difference]: Finished difference Result 28 states and 33 transitions. [2025-01-09 02:47:40,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2025-01-09 02:47:40,823 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 24 [2025-01-09 02:47:40,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 02:47:40,823 INFO L225 Difference]: With dead ends: 28 [2025-01-09 02:47:40,823 INFO L226 Difference]: Without dead ends: 25 [2025-01-09 02:47:40,823 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2025-01-09 02:47:40,824 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 12 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 40 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 [2025-01-09 02:47:40,824 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 40 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 02:47:40,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2025-01-09 02:47:40,826 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2025-01-09 02:47:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 19 states have (on average 1.2105263157894737) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 02:47:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2025-01-09 02:47:40,827 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 24 [2025-01-09 02:47:40,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 02:47:40,827 INFO L471 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2025-01-09 02:47:40,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 02:47:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2025-01-09 02:47:40,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-01-09 02:47:40,828 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:47:40,828 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 02:47:40,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2025-01-09 02:47:41,032 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 02:47:41,033 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:47:41,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:47:41,034 INFO L85 PathProgramCache]: Analyzing trace with hash 52774590, now seen corresponding path program 1 times [2025-01-09 02:47:41,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:47:41,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958028718] [2025-01-09 02:47:41,034 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:41,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:47:41,058 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-01-09 02:47:41,071 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-01-09 02:47:41,073 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:41,073 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:41,353 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 02:47:41,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 02:47:41,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958028718] [2025-01-09 02:47:41,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [958028718] provided 1 perfect and 0 imperfect interpolant sequences [2025-01-09 02:47:41,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-01-09 02:47:41,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-01-09 02:47:41,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400290489] [2025-01-09 02:47:41,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-01-09 02:47:41,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-01-09 02:47:41,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 02:47:41,355 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-01-09 02:47:41,355 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-01-09 02:47:41,355 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 02:47:41,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 02:47:41,408 INFO L93 Difference]: Finished difference Result 29 states and 34 transitions. [2025-01-09 02:47:41,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-01-09 02:47:41,408 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2025-01-09 02:47:41,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 02:47:41,409 INFO L225 Difference]: With dead ends: 29 [2025-01-09 02:47:41,409 INFO L226 Difference]: Without dead ends: 23 [2025-01-09 02:47:41,410 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2025-01-09 02:47:41,410 INFO L435 NwaCegarLoop]: 22 mSDtfsCounter, 2 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 02:47:41,411 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 79 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 02:47:41,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2025-01-09 02:47:41,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2025-01-09 02:47:41,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 19 states have internal predecessors, (22), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 02:47:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 26 transitions. [2025-01-09 02:47:41,416 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 26 transitions. Word has length 27 [2025-01-09 02:47:41,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 02:47:41,416 INFO L471 AbstractCegarLoop]: Abstraction has 23 states and 26 transitions. [2025-01-09 02:47:41,416 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2025-01-09 02:47:41,416 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2025-01-09 02:47:41,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-01-09 02:47:41,417 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:47:41,417 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 02:47:41,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-01-09 02:47:41,417 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:47:41,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:47:41,418 INFO L85 PathProgramCache]: Analyzing trace with hash 54621632, now seen corresponding path program 1 times [2025-01-09 02:47:41,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:47:41,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018625420] [2025-01-09 02:47:41,418 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:41,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:47:41,437 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-01-09 02:47:41,450 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-01-09 02:47:41,451 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:41,451 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:41,571 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2025-01-09 02:47:41,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 02:47:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2018625420] [2025-01-09 02:47:41,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2018625420] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 02:47:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156095694] [2025-01-09 02:47:41,571 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-01-09 02:47:41,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 02:47:41,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:47:41,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 02:47:41,577 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2025-01-09 02:47:41,662 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-01-09 02:47:41,698 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-01-09 02:47:41,698 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-01-09 02:47:41,698 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:41,700 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 4 conjuncts are in the unsatisfiable core [2025-01-09 02:47:41,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 02:47:41,753 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 02:47:41,754 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 02:47:41,809 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2025-01-09 02:47:41,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156095694] provided 0 perfect and 2 imperfect interpolant sequences [2025-01-09 02:47:41,809 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2025-01-09 02:47:41,809 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 9 [2025-01-09 02:47:41,810 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454383698] [2025-01-09 02:47:41,810 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2025-01-09 02:47:41,810 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2025-01-09 02:47:41,810 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-01-09 02:47:41,810 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2025-01-09 02:47:41,811 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2025-01-09 02:47:41,811 INFO L87 Difference]: Start difference. First operand 23 states and 26 transitions. Second operand has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 9 states have internal predecessors, (34), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-01-09 02:47:41,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-01-09 02:47:41,851 INFO L93 Difference]: Finished difference Result 35 states and 40 transitions. [2025-01-09 02:47:41,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2025-01-09 02:47:41,852 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 9 states have internal predecessors, (34), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 27 [2025-01-09 02:47:41,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-01-09 02:47:41,852 INFO L225 Difference]: With dead ends: 35 [2025-01-09 02:47:41,852 INFO L226 Difference]: Without dead ends: 32 [2025-01-09 02:47:41,852 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2025-01-09 02:47:41,853 INFO L435 NwaCegarLoop]: 19 mSDtfsCounter, 10 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2025-01-09 02:47:41,853 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 62 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-01-09 02:47:41,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2025-01-09 02:47:41,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 26. [2025-01-09 02:47:41,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 22 states have (on average 1.1363636363636365) internal successors, (25), 22 states have internal predecessors, (25), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2025-01-09 02:47:41,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 29 transitions. [2025-01-09 02:47:41,856 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 29 transitions. Word has length 27 [2025-01-09 02:47:41,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-01-09 02:47:41,856 INFO L471 AbstractCegarLoop]: Abstraction has 26 states and 29 transitions. [2025-01-09 02:47:41,856 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 3.7777777777777777) internal successors, (34), 9 states have internal predecessors, (34), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2025-01-09 02:47:41,856 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 29 transitions. [2025-01-09 02:47:41,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2025-01-09 02:47:41,856 INFO L210 NwaCegarLoop]: Found error trace [2025-01-09 02:47:41,856 INFO L218 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2025-01-09 02:47:41,863 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2025-01-09 02:47:42,060 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 02:47:42,061 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-01-09 02:47:42,061 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-01-09 02:47:42,061 INFO L85 PathProgramCache]: Analyzing trace with hash -823927535, now seen corresponding path program 2 times [2025-01-09 02:47:42,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-01-09 02:47:42,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847650163] [2025-01-09 02:47:42,062 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-09 02:47:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-01-09 02:47:42,080 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 30 statements into 2 equivalence classes. [2025-01-09 02:47:42,114 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 30 of 30 statements. [2025-01-09 02:47:42,114 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-09 02:47:42,114 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:44,301 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 02:47:44,301 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-01-09 02:47:44,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847650163] [2025-01-09 02:47:44,301 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847650163] provided 0 perfect and 1 imperfect interpolant sequences [2025-01-09 02:47:44,301 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1476865054] [2025-01-09 02:47:44,301 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2025-01-09 02:47:44,301 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-01-09 02:47:44,302 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-01-09 02:47:44,305 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-01-09 02:47:44,306 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2025-01-09 02:47:44,392 INFO L108 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 partitioned 30 statements into 2 equivalence classes. [2025-01-09 02:47:44,779 INFO L111 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) and asserted 30 of 30 statements. [2025-01-09 02:47:44,779 INFO L114 AnnotateAndAsserter]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2025-01-09 02:47:44,779 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-01-09 02:47:44,784 INFO L256 TraceCheckSpWp]: Trace formula consists of 343 conjuncts, 118 conjuncts are in the unsatisfiable core [2025-01-09 02:47:44,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2025-01-09 02:47:44,826 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 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 [2025-01-09 02:47:44,841 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 15 [2025-01-09 02:47:45,120 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2025-01-09 02:47:45,120 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 20 [2025-01-09 02:47:45,136 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2025-01-09 02:47:45,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2025-01-09 02:47:45,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 23 treesize of output 16 [2025-01-09 02:47:45,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 21 [2025-01-09 02:47:45,268 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 [2025-01-09 02:47:45,384 INFO L349 Elim1Store]: treesize reduction 33, result has 25.0 percent of original size [2025-01-09 02:47:45,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 34 [2025-01-09 02:47:45,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:45,393 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 36 [2025-01-09 02:47:45,655 INFO L349 Elim1Store]: treesize reduction 108, result has 4.4 percent of original size [2025-01-09 02:47:45,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 207 treesize of output 142 [2025-01-09 02:47:45,665 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 69 treesize of output 99 [2025-01-09 02:47:45,675 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:45,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 0 case distinctions, treesize of input 81 treesize of output 28 [2025-01-09 02:47:45,681 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 130 [2025-01-09 02:47:45,694 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 21 treesize of output 26 [2025-01-09 02:47:45,871 INFO L349 Elim1Store]: treesize reduction 30, result has 9.1 percent of original size [2025-01-09 02:47:45,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 167 treesize of output 125 [2025-01-09 02:47:45,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2025-01-09 02:47:45,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 20 [2025-01-09 02:47:45,893 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 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 13 [2025-01-09 02:47:45,896 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2025-01-09 02:47:45,951 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-01-09 02:47:45,951 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2025-01-09 02:47:46,206 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 (select (select |c_#memory_$Pointer$#2.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse0 (select (select |c_#memory_$Pointer$#2.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (let ((.cse5 (select |c_#memory_$Pointer$#1.offset| .cse0)) (.cse2 (select |c_#memory_$Pointer$#1.base| .cse0)) (.cse3 (+ .cse6 4))) (let ((.cse7 (select .cse2 .cse3)) (.cse8 (+ (select .cse5 .cse3) 4))) (let ((.cse1 (select (select |c_#memory_$Pointer$#1.base| .cse7) .cse8)) (.cse4 (select (select |c_#memory_$Pointer$#1.offset| .cse7) .cse8))) (and (forall ((v_ArrVal_542 Int) (v_ArrVal_539 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$#1.base| .cse0 v_ArrVal_539) .cse1 (store (select (store |c_#memory_$Pointer$#1.base| .cse0 (store .cse2 .cse3 .cse1)) .cse1) .cse4 v_ArrVal_542)) .cse0) .cse3) .cse0)) (forall ((v_ArrVal_541 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| .cse0 v_ArrVal_541) .cse1 (store (select (store |c_#memory_$Pointer$#1.offset| .cse0 (store .cse5 .cse3 .cse4)) .cse1) .cse4 .cse6)) .cse0) .cse3) .cse6))))))) is different from false [2025-01-09 02:47:46,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 402 treesize of output 298 [2025-01-09 02:47:46,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 302 treesize of output 210 [2025-01-09 02:47:46,230 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse4 (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_#res#1.base|)) (.cse1 (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_#res#1.base|)) (.cse2 (+ 4 |c_ULTIMATE.start_dll_circular_create_#res#1.offset|))) (let ((.cse5 (select .cse1 .cse2)) (.cse6 (+ (select .cse4 .cse2) 4))) (let ((.cse0 (select (select |c_#memory_$Pointer$#1.base| .cse5) .cse6)) (.cse3 (select (select |c_#memory_$Pointer$#1.offset| .cse5) .cse6))) (and (forall ((v_ArrVal_542 Int) (v_ArrVal_539 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_#res#1.base| v_ArrVal_539) .cse0 (store (select (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_#res#1.base| (store .cse1 .cse2 .cse0)) .cse0) .cse3 v_ArrVal_542)) |c_ULTIMATE.start_dll_circular_create_#res#1.base|) .cse2) |c_ULTIMATE.start_dll_circular_create_#res#1.base|)) (forall ((v_ArrVal_541 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_#res#1.base| v_ArrVal_541) .cse0 (store (select (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_#res#1.base| (store .cse4 .cse2 .cse3)) .cse0) .cse3 |c_ULTIMATE.start_dll_circular_create_#res#1.offset|)) |c_ULTIMATE.start_dll_circular_create_#res#1.base|) .cse2) |c_ULTIMATE.start_dll_circular_create_#res#1.offset|)))))) is different from false [2025-01-09 02:47:46,251 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|))) (.cse0 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_dll_circular_create_~head~0#1.offset|)))) (let ((.cse2 (select .cse0 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|)) (.cse6 (select .cse5 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|)) (.cse3 (+ 4 |c_ULTIMATE.start_dll_circular_create_~head~0#1.offset|)) (.cse7 (+ |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| 4))) (let ((.cse1 (select (select (store .cse5 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| (store .cse6 .cse3 |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|)) |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) .cse7)) (.cse4 (select (select (store .cse0 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| (store .cse2 .cse3 |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset|)) |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) .cse7))) (and (forall ((v_ArrVal_541 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| v_ArrVal_541) .cse1 (store (select (store .cse0 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| (store .cse2 .cse3 .cse4)) .cse1) .cse4 |c_ULTIMATE.start_dll_circular_create_~head~0#1.offset|)) |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|) .cse3) |c_ULTIMATE.start_dll_circular_create_~head~0#1.offset|)) (forall ((v_ArrVal_542 Int) (v_ArrVal_539 (Array Int Int))) (= (select (select (store (store .cse5 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| v_ArrVal_539) .cse1 (store (select (store .cse5 |c_ULTIMATE.start_dll_circular_create_~head~0#1.base| (store .cse6 .cse3 .cse1)) .cse1) .cse4 v_ArrVal_542)) |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|) .cse3) |c_ULTIMATE.start_dll_circular_create_~head~0#1.base|)))))) is different from false [2025-01-09 02:47:46,269 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|))) (.cse5 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base| (store (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.offset|)))) (let ((.cse6 (select .cse5 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|)) (.cse2 (select .cse0 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|)) (.cse3 (+ |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.offset| 4)) (.cse7 (+ |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset| 4))) (let ((.cse1 (select (select (store .cse0 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| (store .cse2 .cse3 |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|)) |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) .cse7)) (.cse4 (select (select (store .cse5 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| (store .cse6 .cse3 |c_ULTIMATE.start_dll_circular_create_~last~0#1.offset|)) |c_ULTIMATE.start_dll_circular_create_~last~0#1.base|) .cse7))) (and (forall ((v_ArrVal_542 Int) (v_ArrVal_539 (Array Int Int))) (= (select (select (store (store .cse0 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| v_ArrVal_539) .cse1 (store (select (store .cse0 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| (store .cse2 .cse3 .cse1)) .cse1) .cse4 v_ArrVal_542)) |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|) .cse3) |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|)) (forall ((v_ArrVal_541 (Array Int Int))) (= (select (select (store (store .cse5 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| v_ArrVal_541) .cse1 (store (select (store .cse5 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base| (store .cse6 .cse3 .cse4)) .cse1) .cse4 |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.offset|)) |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.base|) .cse3) |c_ULTIMATE.start_dll_circular_create_~new_head~0#1.offset|)))))) is different from false [2025-01-09 02:47:46,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2004 treesize of output 1980 [2025-01-09 02:47:46,980 INFO L349 Elim1Store]: treesize reduction 367, result has 30.0 percent of original size [2025-01-09 02:47:46,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 13 case distinctions, treesize of input 1440 treesize of output 1121 [2025-01-09 02:47:47,643 INFO L349 Elim1Store]: treesize reduction 532, result has 17.1 percent of original size [2025-01-09 02:47:47,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 23 case distinctions, treesize of input 1472 treesize of output 1512 [2025-01-09 02:47:47,932 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:48,290 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:48,418 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,423 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:48,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 38 [2025-01-09 02:47:48,462 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,463 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,488 INFO L349 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2025-01-09 02:47:48,489 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 56 treesize of output 60 [2025-01-09 02:47:48,744 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,745 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:48,748 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:48,770 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:48,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 644 treesize of output 644 [2025-01-09 02:47:48,779 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:48,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 279 [2025-01-09 02:47:48,806 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 279 treesize of output 275 [2025-01-09 02:47:48,821 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 271 [2025-01-09 02:47:48,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:48,843 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:48,857 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:48,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:48,888 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:48,912 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,927 INFO L349 Elim1Store]: treesize reduction 29, result has 21.6 percent of original size [2025-01-09 02:47:48,928 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 29 [2025-01-09 02:47:48,936 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:48,952 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:48,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:48,974 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:48,974 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 996 treesize of output 988 [2025-01-09 02:47:48,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 283 treesize of output 279 [2025-01-09 02:47:49,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 279 treesize of output 275 [2025-01-09 02:47:49,012 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 275 treesize of output 271 [2025-01-09 02:47:49,028 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:49,035 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:49,042 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:49,051 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,057 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:49,098 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,103 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2025-01-09 02:47:49,103 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 17 [2025-01-09 02:47:49,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,112 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:49,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:49,210 INFO L349 Elim1Store]: treesize reduction 12, result has 63.6 percent of original size [2025-01-09 02:47:49,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 859 treesize of output 859 [2025-01-09 02:47:49,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:49,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:49,295 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,295 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2025-01-09 02:47:49,323 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:49,357 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:49,377 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2025-01-09 02:47:49,391 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,398 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,398 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,418 INFO L349 Elim1Store]: treesize reduction 10, result has 65.5 percent of original size [2025-01-09 02:47:49,418 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 43 [2025-01-09 02:47:49,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:49,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:49,466 INFO L349 Elim1Store]: treesize reduction 24, result has 27.3 percent of original size [2025-01-09 02:47:49,466 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1244 treesize of output 1216 [2025-01-09 02:47:49,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:49,539 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,539 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2025-01-09 02:47:49,558 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:49,606 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:49,681 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2025-01-09 02:47:49,694 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,694 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:49,699 INFO L349 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2025-01-09 02:47:49,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 21 [2025-01-09 02:47:49,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:49,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:49,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:49,806 INFO L349 Elim1Store]: treesize reduction 16, result has 51.5 percent of original size [2025-01-09 02:47:49,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 946 treesize of output 942 [2025-01-09 02:47:50,016 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:47:50,017 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:47:50,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:50,051 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:50,063 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:50,072 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:50,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:50,088 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,110 INFO L349 Elim1Store]: treesize reduction 10, result has 73.0 percent of original size [2025-01-09 02:47:50,111 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 43 treesize of output 55 [2025-01-09 02:47:50,128 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,129 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,129 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,130 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,133 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2025-01-09 02:47:50,134 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 29 [2025-01-09 02:47:50,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:50,162 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:50,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:47:50,218 INFO L349 Elim1Store]: treesize reduction 24, result has 27.3 percent of original size [2025-01-09 02:47:50,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 1331 treesize of output 1303 [2025-01-09 02:47:50,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2025-01-09 02:47:50,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:50,309 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:50,326 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:50,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2025-01-09 02:47:50,344 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:50,349 INFO L349 Elim1Store]: treesize reduction 36, result has 2.7 percent of original size [2025-01-09 02:47:50,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 35 treesize of output 21 [2025-01-09 02:47:50,403 INFO L349 Elim1Store]: treesize reduction 8, result has 82.2 percent of original size [2025-01-09 02:47:50,403 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1156 treesize of output 1130 [2025-01-09 02:47:50,695 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:50,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 199 treesize of output 203 [2025-01-09 02:47:50,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:50,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2025-01-09 02:47:51,081 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:51,113 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:51,126 INFO L349 Elim1Store]: treesize reduction 9, result has 10.0 percent of original size [2025-01-09 02:47:51,127 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 17 [2025-01-09 02:47:52,202 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:52,204 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:52,269 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:52,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 3524 treesize of output 3524 [2025-01-09 02:47:52,324 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2639 treesize of output 2635 [2025-01-09 02:47:52,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2635 treesize of output 2631 [2025-01-09 02:47:52,382 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2631 treesize of output 2627 [2025-01-09 02:47:52,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2627 treesize of output 2623 [2025-01-09 02:47:52,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2623 treesize of output 2619 [2025-01-09 02:47:52,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2619 treesize of output 2615 [2025-01-09 02:47:52,529 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2615 treesize of output 2611 [2025-01-09 02:47:52,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2611 treesize of output 2607 [2025-01-09 02:47:52,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2607 treesize of output 2603 [2025-01-09 02:47:52,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2603 treesize of output 2599 [2025-01-09 02:47:52,646 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2599 treesize of output 2595 [2025-01-09 02:47:52,674 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2595 treesize of output 2591 [2025-01-09 02:47:52,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2591 treesize of output 2587 [2025-01-09 02:47:52,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2587 treesize of output 2583 [2025-01-09 02:47:52,773 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2583 treesize of output 2579 [2025-01-09 02:47:52,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2573 treesize of output 2569 [2025-01-09 02:47:52,913 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2569 treesize of output 2565 [2025-01-09 02:47:52,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2565 treesize of output 2561 [2025-01-09 02:47:53,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 2561 treesize of output 2557 [2025-01-09 02:47:53,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,259 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2025-01-09 02:47:53,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:53,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,453 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 17 [2025-01-09 02:47:53,475 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:53,488 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:53,499 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,499 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2025-01-09 02:47:53,507 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:53,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:53,642 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,651 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:53,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2025-01-09 02:47:53,807 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:53,841 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:53,847 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:53,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 13 [2025-01-09 02:47:53,870 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:47:53,891 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:53,891 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 25 treesize of output 25 [2025-01-09 02:47:53,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:53,940 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:54,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:54,128 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2025-01-09 02:47:54,150 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 40 [2025-01-09 02:47:54,181 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,181 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 40 [2025-01-09 02:47:54,252 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 40 [2025-01-09 02:47:54,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2025-01-09 02:47:54,315 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 32 treesize of output 40 [2025-01-09 02:47:54,340 INFO L173 IndexEqualityManager]: detected equality via solver [2025-01-09 02:47:54,346 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 32 [2025-01-09 02:47:54,393 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 1192 treesize of output 1196 [2025-01-09 02:47:54,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:54,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 126 treesize of output 126 [2025-01-09 02:47:55,666 INFO L349 Elim1Store]: treesize reduction 168, result has 59.7 percent of original size [2025-01-09 02:47:55,667 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 3 new quantified variables, introduced 3 case distinctions, treesize of input 784 treesize of output 951 [2025-01-09 02:47:55,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 9 [2025-01-09 02:47:55,884 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 9 [2025-01-09 02:47:55,946 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 85 treesize of output 9 [2025-01-09 02:47:55,972 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 13 [2025-01-09 02:47:56,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 13 [2025-01-09 02:47:56,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 13 [2025-01-09 02:47:56,166 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:56,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 179 [2025-01-09 02:47:56,259 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:56,260 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 179 [2025-01-09 02:47:56,334 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:47:56,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 97 treesize of output 179 [2025-01-09 02:47:56,636 WARN L214 Elim1Store]: Array PQE input equivalent to true [2025-01-09 02:47:59,598 INFO L349 Elim1Store]: treesize reduction 463, result has 42.6 percent of original size [2025-01-09 02:47:59,598 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 139 treesize of output 393 [2025-01-09 02:48:00,413 INFO L349 Elim1Store]: treesize reduction 373, result has 53.8 percent of original size [2025-01-09 02:48:00,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 139 treesize of output 483 [2025-01-09 02:48:02,015 INFO L349 Elim1Store]: treesize reduction 33, result has 26.7 percent of original size [2025-01-09 02:48:02,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 36 [2025-01-09 02:48:02,136 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:02,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:02,225 INFO L349 Elim1Store]: treesize reduction 259, result has 40.2 percent of original size [2025-01-09 02:48:02,226 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 211 [2025-01-09 02:48:02,497 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:02,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:02,724 INFO L349 Elim1Store]: treesize reduction 373, result has 53.8 percent of original size [2025-01-09 02:48:02,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 139 treesize of output 483 [2025-01-09 02:48:04,008 INFO L349 Elim1Store]: treesize reduction 463, result has 42.6 percent of original size [2025-01-09 02:48:04,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 139 treesize of output 393 [2025-01-09 02:48:05,139 INFO L349 Elim1Store]: treesize reduction 33, result has 26.7 percent of original size [2025-01-09 02:48:05,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 39 treesize of output 36 [2025-01-09 02:48:05,328 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:05,329 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:05,421 INFO L349 Elim1Store]: treesize reduction 259, result has 40.2 percent of original size [2025-01-09 02:48:05,422 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 211 [2025-01-09 02:48:05,735 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:05,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:05,842 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:05,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:05,902 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:05,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 561 treesize of output 552 [2025-01-09 02:48:06,093 INFO L349 Elim1Store]: treesize reduction 189, result has 56.4 percent of original size [2025-01-09 02:48:06,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 121 treesize of output 281 [2025-01-09 02:48:06,379 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2025-01-09 02:48:06,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 16 [2025-01-09 02:48:06,566 INFO L349 Elim1Store]: treesize reduction 95, result has 62.3 percent of original size [2025-01-09 02:48:06,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 190 [2025-01-09 02:48:06,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:06,656 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:06,697 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:06,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:06,952 INFO L349 Elim1Store]: treesize reduction 95, result has 62.3 percent of original size [2025-01-09 02:48:06,953 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 190 [2025-01-09 02:48:06,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:07,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:07,138 INFO L349 Elim1Store]: treesize reduction 95, result has 62.3 percent of original size [2025-01-09 02:48:07,138 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 113 treesize of output 190 [2025-01-09 02:48:07,182 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:07,302 INFO L349 Elim1Store]: treesize reduction 267, result has 56.1 percent of original size [2025-01-09 02:48:07,302 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 386 [2025-01-09 02:48:08,068 INFO L349 Elim1Store]: treesize reduction 351, result has 42.3 percent of original size [2025-01-09 02:48:08,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 302 [2025-01-09 02:48:08,581 INFO L349 Elim1Store]: treesize reduction 14, result has 26.3 percent of original size [2025-01-09 02:48:08,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 26 [2025-01-09 02:48:08,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 8 [2025-01-09 02:48:08,799 INFO L349 Elim1Store]: treesize reduction 281, result has 53.8 percent of original size [2025-01-09 02:48:08,799 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 372 [2025-01-09 02:48:09,206 INFO L349 Elim1Store]: treesize reduction 267, result has 56.1 percent of original size [2025-01-09 02:48:09,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 131 treesize of output 386 [2025-01-09 02:48:10,171 INFO L349 Elim1Store]: treesize reduction 14, result has 26.3 percent of original size [2025-01-09 02:48:10,172 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31 treesize of output 26 [2025-01-09 02:48:10,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2025-01-09 02:48:56,394 WARN L286 SmtUtils]: Spent 41.30s on a formula simplification. DAG size of input: 1832 DAG size of output: 1828 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2025-01-09 02:48:56,395 INFO L349 Elim1Store]: treesize reduction 8, result has 99.9 percent of original size [2025-01-09 02:48:56,404 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 30 select indices, 30 select index equivalence classes, 0 disjoint index pairs (out of 435 index pairs), introduced 30 new quantified variables, introduced 435 case distinctions, treesize of input 146566 treesize of output 151760 [2025-01-09 02:49:03,707 WARN L286 SmtUtils]: Spent 7.28s on a formula simplification. DAG size of input: 10796 DAG size of output: 7171 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2025-01-09 02:49:03,999 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31044 treesize of output 31040 [2025-01-09 02:49:07,236 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31040 treesize of output 31036 [2025-01-09 02:49:11,022 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:49:11,026 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31036 treesize of output 31041 [2025-01-09 02:49:14,621 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31030 treesize of output 31026 [2025-01-09 02:49:17,874 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2025-01-09 02:49:17,878 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 31026 treesize of output 31035