./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/goblint-regression/28-race_reach_70-funloop_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterMemDerefMemtrack.xml -i ../sv-benchmarks/c/goblint-regression/28-race_reach_70-funloop_racefree.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2a10f98c1a89e2ac521234c9e4f0eca565cc5bc1484e9c7d67d861e216c6f9ba --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 10:59:17,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 10:59:18,018 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2024-10-26 10:59:18,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 10:59:18,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 10:59:18,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 10:59:18,055 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 10:59:18,056 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 10:59:18,056 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 10:59:18,057 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 10:59:18,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 10:59:18,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 10:59:18,058 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 10:59:18,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 10:59:18,058 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 10:59:18,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 10:59:18,059 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 10:59:18,059 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 10:59:18,060 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-26 10:59:18,063 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-26 10:59:18,064 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-26 10:59:18,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 10:59:18,065 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-26 10:59:18,065 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 10:59:18,065 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 10:59:18,065 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 10:59:18,066 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 10:59:18,066 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 10:59:18,066 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 10:59:18,067 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-26 10:59:18,067 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 10:59:18,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 10:59:18,068 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 10:59:18,068 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 10:59:18,068 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 10:59:18,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 10:59:18,069 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 10:59:18,069 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 10:59:18,069 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 10:59:18,069 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 10:59:18,069 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 10:59:18,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a10f98c1a89e2ac521234c9e4f0eca565cc5bc1484e9c7d67d861e216c6f9ba [2024-10-26 10:59:18,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 10:59:18,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 10:59:18,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 10:59:18,349 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 10:59:18,350 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 10:59:18,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/goblint-regression/28-race_reach_70-funloop_racefree.i [2024-10-26 10:59:19,672 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 10:59:19,955 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 10:59:19,957 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/goblint-regression/28-race_reach_70-funloop_racefree.i [2024-10-26 10:59:19,971 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bda1b1659/edb406ac7dbf47e7813b8f0e41ffe57b/FLAG2fa42f3b6 [2024-10-26 10:59:20,254 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/bda1b1659/edb406ac7dbf47e7813b8f0e41ffe57b [2024-10-26 10:59:20,256 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 10:59:20,257 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 10:59:20,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 10:59:20,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 10:59:20,263 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 10:59:20,263 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,264 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4efa650b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20, skipping insertion in model container [2024-10-26 10:59:20,265 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,309 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 10:59:20,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 10:59:20,776 INFO L200 MainTranslator]: Completed pre-run [2024-10-26 10:59:20,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-26 10:59:20,893 INFO L204 MainTranslator]: Completed translation [2024-10-26 10:59:20,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20 WrapperNode [2024-10-26 10:59:20,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 10:59:20,895 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-26 10:59:20,895 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-26 10:59:20,895 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-26 10:59:20,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,928 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,966 INFO L138 Inliner]: procedures = 272, calls = 96, calls flagged for inlining = 6, calls inlined = 8, statements flattened = 281 [2024-10-26 10:59:20,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-26 10:59:20,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-26 10:59:20,970 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-26 10:59:20,970 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-26 10:59:20,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:20,992 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,006 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-26 10:59:21,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-26 10:59:21,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-26 10:59:21,017 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-26 10:59:21,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (1/1) ... [2024-10-26 10:59:21,033 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 10:59:21,049 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:21,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-26 10:59:21,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-26 10:59:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-26 10:59:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-26 10:59:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-10-26 10:59:21,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-26 10:59:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-26 10:59:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-10-26 10:59:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-26 10:59:21,123 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2024-10-26 10:59:21,123 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2024-10-26 10:59:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-26 10:59:21,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-26 10:59:21,124 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-26 10:59:21,125 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-26 10:59:21,259 INFO L238 CfgBuilder]: Building ICFG [2024-10-26 10:59:21,261 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-26 10:59:21,685 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-26 10:59:21,685 INFO L287 CfgBuilder]: Performing block encoding [2024-10-26 10:59:22,102 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-26 10:59:22,102 INFO L314 CfgBuilder]: Removed 25 assume(true) statements. [2024-10-26 10:59:22,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:59:22 BoogieIcfgContainer [2024-10-26 10:59:22,102 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-26 10:59:22,105 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-26 10:59:22,106 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-26 10:59:22,109 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-26 10:59:22,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 10:59:20" (1/3) ... [2024-10-26 10:59:22,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b3c71aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:59:22, skipping insertion in model container [2024-10-26 10:59:22,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 10:59:20" (2/3) ... [2024-10-26 10:59:22,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b3c71aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 10:59:22, skipping insertion in model container [2024-10-26 10:59:22,111 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 10:59:22" (3/3) ... [2024-10-26 10:59:22,112 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_70-funloop_racefree.i [2024-10-26 10:59:22,128 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-26 10:59:22,128 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 27 error locations. [2024-10-26 10:59:22,128 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-26 10:59:22,184 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-26 10:59:22,226 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 10:59:22,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 10:59:22,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:22,229 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 10:59:22,231 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-26 10:59:22,271 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 10:59:22,282 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2024-10-26 10:59:22,290 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14e0370c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 10:59:22,291 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-10-26 10:59:22,588 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 9 treesize of output 3 [2024-10-26 10:59:22,592 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 9 treesize of output 3 [2024-10-26 10:59:22,639 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:22,649 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:22,650 INFO L85 PathProgramCache]: Analyzing trace with hash -233415651, now seen corresponding path program 1 times [2024-10-26 10:59:22,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:22,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410928250] [2024-10-26 10:59:22,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:22,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:22,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:22,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:22,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410928250] [2024-10-26 10:59:22,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410928250] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 10:59:22,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 10:59:22,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 10:59:22,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1097096673] [2024-10-26 10:59:22,967 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 10:59:22,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 10:59:22,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:22,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 10:59:22,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 10:59:22,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:23,000 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:23,000 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:23,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:23,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:23,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-26 10:59:23,082 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:23,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:23,083 INFO L85 PathProgramCache]: Analyzing trace with hash -898652733, now seen corresponding path program 1 times [2024-10-26 10:59:23,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:23,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133688926] [2024-10-26 10:59:23,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:23,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:23,194 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:23,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:23,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133688926] [2024-10-26 10:59:23,194 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133688926] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:23,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2106582695] [2024-10-26 10:59:23,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:23,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:23,195 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:23,207 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:23,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-26 10:59:23,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:23,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 10:59:23,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:23,364 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:23,365 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:23,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:23,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2106582695] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:23,385 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:23,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-10-26 10:59:23,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333062554] [2024-10-26 10:59:23,387 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:23,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 10:59:23,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:23,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 10:59:23,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-26 10:59:23,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:23,391 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:23,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:23,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:23,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:23,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:23,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:23,478 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-26 10:59:23,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2024-10-26 10:59:23,662 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:23,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:23,663 INFO L85 PathProgramCache]: Analyzing trace with hash -417602097, now seen corresponding path program 2 times [2024-10-26 10:59:23,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:23,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595795080] [2024-10-26 10:59:23,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:23,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:23,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:23,825 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:23,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:23,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595795080] [2024-10-26 10:59:23,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595795080] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:23,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1365109581] [2024-10-26 10:59:23,826 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 10:59:23,826 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:23,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:23,828 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:23,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-26 10:59:23,925 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-26 10:59:23,925 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 10:59:23,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-26 10:59:23,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:23,982 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-10-26 10:59:23,982 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-10-26 10:59:24,050 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-26 10:59:24,051 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 10:59:24,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1365109581] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 10:59:24,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 10:59:24,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 8 [2024-10-26 10:59:24,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995241525] [2024-10-26 10:59:24,052 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 10:59:24,053 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 10:59:24,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:24,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 10:59:24,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-26 10:59:24,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:24,056 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:24,057 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:24,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:24,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:24,057 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:24,145 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 9 treesize of output 3 [2024-10-26 10:59:24,147 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 9 treesize of output 3 [2024-10-26 10:59:24,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:24,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:24,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:24,196 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-26 10:59:24,380 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:24,381 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:24,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:24,382 INFO L85 PathProgramCache]: Analyzing trace with hash -417602096, now seen corresponding path program 1 times [2024-10-26 10:59:24,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:24,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066403093] [2024-10-26 10:59:24,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:24,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:24,491 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:24,491 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:24,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066403093] [2024-10-26 10:59:24,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066403093] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:24,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [984515475] [2024-10-26 10:59:24,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:24,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:24,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:24,494 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:24,498 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-26 10:59:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:24,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-26 10:59:24,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:24,623 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:24,623 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:24,677 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 10:59:24,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [984515475] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:24,678 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:24,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-10-26 10:59:24,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581161623] [2024-10-26 10:59:24,679 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:24,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-26 10:59:24,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:24,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-26 10:59:24,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-26 10:59:24,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:24,681 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:24,682 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:24,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:24,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:24,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:24,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:24,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:24,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:24,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:24,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:24,762 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-26 10:59:24,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:24,946 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:24,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:24,946 INFO L85 PathProgramCache]: Analyzing trace with hash -1923866288, now seen corresponding path program 2 times [2024-10-26 10:59:24,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:24,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208223254] [2024-10-26 10:59:24,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:24,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:25,293 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:25,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:25,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208223254] [2024-10-26 10:59:25,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208223254] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 10:59:25,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 10:59:25,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-26 10:59:25,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570167969] [2024-10-26 10:59:25,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 10:59:25,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 10:59:25,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:25,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 10:59:25,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-26 10:59:25,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:25,297 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:25,297 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:25,298 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:25,416 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 9 treesize of output 3 [2024-10-26 10:59:25,418 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 9 treesize of output 3 [2024-10-26 10:59:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:25,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:25,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-26 10:59:25,581 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:25,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:25,581 INFO L85 PathProgramCache]: Analyzing trace with hash 1430316045, now seen corresponding path program 1 times [2024-10-26 10:59:25,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:25,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025152299] [2024-10-26 10:59:25,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:25,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:25,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:26,157 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:26,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:26,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025152299] [2024-10-26 10:59:26,158 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025152299] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:26,158 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [316574067] [2024-10-26 10:59:26,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:26,158 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:26,158 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:26,159 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:26,160 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-26 10:59:26,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:26,294 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-26 10:59:26,296 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:26,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:26,391 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 14 treesize of output 9 [2024-10-26 10:59:26,662 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:26,662 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:27,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [316574067] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:27,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:27,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 17 [2024-10-26 10:59:27,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613406480] [2024-10-26 10:59:27,058 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:27,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-26 10:59:27,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:27,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-26 10:59:27,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2024-10-26 10:59:27,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:27,060 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:27,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 6.666666666666667) internal successors, (120), 18 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:27,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:27,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:27,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 10:59:27,628 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-10-26 10:59:27,812 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-10-26 10:59:27,812 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:27,812 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:27,812 INFO L85 PathProgramCache]: Analyzing trace with hash -1356053948, now seen corresponding path program 2 times [2024-10-26 10:59:27,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:27,813 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168689829] [2024-10-26 10:59:27,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:27,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:29,170 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:29,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:29,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168689829] [2024-10-26 10:59:29,173 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168689829] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:29,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1533969335] [2024-10-26 10:59:29,173 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 10:59:29,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:29,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:29,175 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:29,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-26 10:59:29,368 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 10:59:29,368 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 10:59:29,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-10-26 10:59:29,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:29,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:29,517 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 14 treesize of output 9 [2024-10-26 10:59:30,350 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:30,351 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:31,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1533969335] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:31,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:31,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 28 [2024-10-26 10:59:31,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65423274] [2024-10-26 10:59:31,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:31,124 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-26 10:59:31,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:31,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-26 10:59:31,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=711, Unknown=0, NotChecked=0, Total=870 [2024-10-26 10:59:31,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:31,127 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:31,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 11.586206896551724) internal successors, (336), 29 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:31,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 10:59:31,129 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 10:59:32,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 10:59:32,396 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-26 10:59:32,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:32,584 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:32,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:32,585 INFO L85 PathProgramCache]: Analyzing trace with hash 225173938, now seen corresponding path program 3 times [2024-10-26 10:59:32,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:32,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481169336] [2024-10-26 10:59:32,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:32,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:32,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 953 proven. 217 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:33,234 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:33,234 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481169336] [2024-10-26 10:59:33,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481169336] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:33,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456778377] [2024-10-26 10:59:33,235 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 10:59:33,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:33,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:33,237 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:33,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-26 10:59:33,456 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-26 10:59:33,456 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 10:59:33,458 INFO L255 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-26 10:59:33,465 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:33,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:33,558 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 14 treesize of output 9 [2024-10-26 10:59:34,675 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 217 proven. 80 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2024-10-26 10:59:34,675 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:35,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2024-10-26 10:59:35,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456778377] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:35,820 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:35,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 25 [2024-10-26 10:59:35,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990333926] [2024-10-26 10:59:35,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:35,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-26 10:59:35,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:35,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-26 10:59:35,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2024-10-26 10:59:35,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:35,824 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:35,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 15.36) internal successors, (384), 25 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 10:59:35,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 10:59:35,826 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:37,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:37,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:37,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:37,657 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-10-26 10:59:37,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-10-26 10:59:37,841 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:37,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:37,842 INFO L85 PathProgramCache]: Analyzing trace with hash 1030889456, now seen corresponding path program 1 times [2024-10-26 10:59:37,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:37,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072722465] [2024-10-26 10:59:37,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:37,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:37,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2024-10-26 10:59:38,114 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:38,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072722465] [2024-10-26 10:59:38,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072722465] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 10:59:38,116 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 10:59:38,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 10:59:38,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760753735] [2024-10-26 10:59:38,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 10:59:38,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 10:59:38,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:38,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 10:59:38,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 10:59:38,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:38,120 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:38,121 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:38,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:38,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:38,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:38,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-26 10:59:38,279 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:38,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:38,280 INFO L85 PathProgramCache]: Analyzing trace with hash -628551283, now seen corresponding path program 1 times [2024-10-26 10:59:38,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:38,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314117011] [2024-10-26 10:59:38,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:38,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:38,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:38,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1064 trivial. 0 not checked. [2024-10-26 10:59:38,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:38,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314117011] [2024-10-26 10:59:38,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314117011] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:38,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103088097] [2024-10-26 10:59:38,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:38,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:38,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:38,580 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:38,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-26 10:59:38,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:38,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 1343 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-26 10:59:38,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:38,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1074 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1065 trivial. 0 not checked. [2024-10-26 10:59:38,911 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 10:59:38,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [103088097] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 10:59:38,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 10:59:38,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-10-26 10:59:38,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839893047] [2024-10-26 10:59:38,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 10:59:38,912 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 10:59:38,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:38,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 10:59:38,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-26 10:59:38,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:38,914 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:38,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.0) internal successors, (60), 3 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:38,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:38,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:38,915 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:39,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:39,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:39,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:39,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:39,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:39,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:39,495 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-10-26 10:59:39,676 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:39,676 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:39,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:39,677 INFO L85 PathProgramCache]: Analyzing trace with hash 1336519548, now seen corresponding path program 1 times [2024-10-26 10:59:39,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:39,677 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886087732] [2024-10-26 10:59:39,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:39,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:39,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:46,405 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:46,405 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:46,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886087732] [2024-10-26 10:59:46,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886087732] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:46,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [95074478] [2024-10-26 10:59:46,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:46,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:46,406 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:46,409 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:46,411 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-26 10:59:46,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:46,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-10-26 10:59:46,689 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:46,802 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 10:59:46,802 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 [2024-10-26 10:59:46,845 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 16 treesize of output 11 [2024-10-26 10:59:47,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,018 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 11 [2024-10-26 10:59:47,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,080 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 11 [2024-10-26 10:59:47,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,252 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 11 [2024-10-26 10:59:47,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,312 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 11 [2024-10-26 10:59:47,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,503 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 11 [2024-10-26 10:59:47,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,560 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 11 [2024-10-26 10:59:47,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,723 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 11 [2024-10-26 10:59:47,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,798 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 11 [2024-10-26 10:59:47,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:47,973 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 11 [2024-10-26 10:59:48,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,036 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 11 [2024-10-26 10:59:48,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,197 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 11 [2024-10-26 10:59:48,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,252 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 11 [2024-10-26 10:59:48,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,425 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 11 [2024-10-26 10:59:48,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,483 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 11 [2024-10-26 10:59:48,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,687 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 11 [2024-10-26 10:59:48,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,737 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 11 [2024-10-26 10:59:48,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,909 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 11 [2024-10-26 10:59:48,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 10:59:48,979 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 11 [2024-10-26 10:59:49,143 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:49,143 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:50,762 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 10:59:50,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [95074478] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:50,762 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:50,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 70 [2024-10-26 10:59:50,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330911460] [2024-10-26 10:59:50,763 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:50,764 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-10-26 10:59:50,764 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:50,765 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-10-26 10:59:50,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=4612, Unknown=18, NotChecked=0, Total=4970 [2024-10-26 10:59:50,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:50,768 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:50,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 9.704225352112676) internal successors, (689), 70 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:50,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:50,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:50,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:50,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:51,098 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 9 treesize of output 3 [2024-10-26 10:59:51,100 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 9 treesize of output 3 [2024-10-26 10:59:56,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:56,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:56,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:56,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:56,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:56,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:56,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-10-26 10:59:56,345 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-10-26 10:59:56,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:56,529 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:56,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:56,530 INFO L85 PathProgramCache]: Analyzing trace with hash 1380349924, now seen corresponding path program 1 times [2024-10-26 10:59:56,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:56,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726482574] [2024-10-26 10:59:56,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:56,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:56,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2024-10-26 10:59:56,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 10:59:56,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726482574] [2024-10-26 10:59:56,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726482574] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 10:59:56,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [169981984] [2024-10-26 10:59:56,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:56,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 10:59:56,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 10:59:56,814 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 10:59:56,816 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-26 10:59:57,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 10:59:57,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 1255 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 10:59:57,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 10:59:57,315 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2024-10-26 10:59:57,316 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 10:59:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 965 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 964 trivial. 0 not checked. [2024-10-26 10:59:57,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [169981984] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 10:59:57,505 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 10:59:57,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7 [2024-10-26 10:59:57,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71288233] [2024-10-26 10:59:57,505 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 10:59:57,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 10:59:57,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 10:59:57,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 10:59:57,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-26 10:59:57,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:57,507 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 10:59:57,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-10-26 10:59:57,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 10:59:57,691 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 9 treesize of output 3 [2024-10-26 10:59:57,693 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 9 treesize of output 3 [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 10:59:57,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-10-26 10:59:57,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 10:59:57,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-26 10:59:58,085 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-10-26 10:59:58,086 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 10:59:58,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 10:59:58,087 INFO L85 PathProgramCache]: Analyzing trace with hash 1238490111, now seen corresponding path program 2 times [2024-10-26 10:59:58,087 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 10:59:58,087 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740808521] [2024-10-26 10:59:58,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 10:59:58,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 10:59:58,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:02,183 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 712 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:02,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:02,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [740808521] [2024-10-26 11:00:02,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [740808521] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:02,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1209949835] [2024-10-26 11:00:02,184 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:00:02,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:02,184 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:02,186 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:02,187 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-26 11:00:02,483 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 11:00:02,483 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:02,489 INFO L255 TraceCheckSpWp]: Trace formula consists of 1105 conjuncts, 122 conjuncts are in the unsatisfiable core [2024-10-26 11:00:02,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:02,576 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:02,576 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 [2024-10-26 11:00:02,610 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 16 treesize of output 11 [2024-10-26 11:00:02,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:02,796 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 11 [2024-10-26 11:00:02,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:02,861 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 11 [2024-10-26 11:00:03,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,021 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 11 [2024-10-26 11:00:03,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,072 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 11 [2024-10-26 11:00:03,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,229 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 11 [2024-10-26 11:00:03,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,280 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 11 [2024-10-26 11:00:03,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,439 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 11 [2024-10-26 11:00:03,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,505 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 11 [2024-10-26 11:00:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,719 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 11 [2024-10-26 11:00:03,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,795 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 11 [2024-10-26 11:00:03,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:03,967 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 11 [2024-10-26 11:00:04,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:04,037 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 11 [2024-10-26 11:00:04,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:04,205 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 11 [2024-10-26 11:00:04,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:04,261 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 11 [2024-10-26 11:00:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:04,425 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 11 [2024-10-26 11:00:04,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:04,477 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 11 [2024-10-26 11:00:04,604 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 712 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:04,604 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:05,818 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_2382 (Array Int Int))) (= 0 (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_2382) |c_~#cache~0.base|) (+ 224 |c_~#cache~0.offset|)))) is different from false [2024-10-26 11:00:05,885 INFO L134 CoverageAnalysis]: Checked inductivity of 767 backedges. 0 proven. 712 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:05,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1209949835] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:05,885 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:05,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 64 [2024-10-26 11:00:05,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152021600] [2024-10-26 11:00:05,885 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:05,886 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-26 11:00:05,886 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:05,887 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-26 11:00:05,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=290, Invalid=3745, Unknown=1, NotChecked=124, Total=4160 [2024-10-26 11:00:05,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:05,889 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:05,889 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 9.507692307692308) internal successors, (618), 64 states have internal predecessors, (618), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:05,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:09,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2024-10-26 11:00:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:09,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:09,071 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-10-26 11:00:09,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:09,259 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:09,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:09,259 INFO L85 PathProgramCache]: Analyzing trace with hash 869115266, now seen corresponding path program 3 times [2024-10-26 11:00:09,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:09,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788600508] [2024-10-26 11:00:09,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:09,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:11,809 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 539 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:11,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:11,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788600508] [2024-10-26 11:00:11,809 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788600508] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:11,809 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967949855] [2024-10-26 11:00:11,809 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 11:00:11,809 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:11,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:11,810 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:11,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-26 11:00:17,225 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-10-26 11:00:17,225 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:17,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 1007 conjuncts, 113 conjuncts are in the unsatisfiable core [2024-10-26 11:00:17,238 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:17,315 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:17,316 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 [2024-10-26 11:00:17,347 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 16 treesize of output 11 [2024-10-26 11:00:17,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,494 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 11 [2024-10-26 11:00:17,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,550 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 11 [2024-10-26 11:00:17,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,703 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 11 [2024-10-26 11:00:17,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,772 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 11 [2024-10-26 11:00:17,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,929 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 11 [2024-10-26 11:00:17,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:17,981 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 11 [2024-10-26 11:00:18,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,137 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 11 [2024-10-26 11:00:18,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,189 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 11 [2024-10-26 11:00:18,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,347 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 11 [2024-10-26 11:00:18,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,401 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 11 [2024-10-26 11:00:18,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,568 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 11 [2024-10-26 11:00:18,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,624 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 11 [2024-10-26 11:00:18,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,810 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 11 [2024-10-26 11:00:18,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:18,872 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 11 [2024-10-26 11:00:18,990 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 539 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:18,990 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:20,087 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 0 proven. 539 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:20,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967949855] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:20,088 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:20,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 58 [2024-10-26 11:00:20,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852661500] [2024-10-26 11:00:20,088 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:20,089 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-10-26 11:00:20,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:20,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-10-26 11:00:20,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=262, Invalid=3145, Unknown=15, NotChecked=0, Total=3422 [2024-10-26 11:00:20,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:20,094 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:20,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 9.23728813559322) internal successors, (545), 58 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:20,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:20,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:20,094 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:20,095 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:20,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:22,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:22,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-26 11:00:22,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:22,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-10-26 11:00:22,758 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:22,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:22,759 INFO L85 PathProgramCache]: Analyzing trace with hash 966264837, now seen corresponding path program 4 times [2024-10-26 11:00:22,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:22,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847136971] [2024-10-26 11:00:22,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:22,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:22,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:24,459 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:24,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:24,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847136971] [2024-10-26 11:00:24,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847136971] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:24,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300061389] [2024-10-26 11:00:24,460 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-26 11:00:24,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:24,460 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:24,462 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:24,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-26 11:00:26,890 INFO L227 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-26 11:00:26,890 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:26,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 98 conjuncts are in the unsatisfiable core [2024-10-26 11:00:26,899 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:26,971 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:26,971 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 [2024-10-26 11:00:26,999 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 16 treesize of output 11 [2024-10-26 11:00:27,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,132 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 11 [2024-10-26 11:00:27,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,187 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 11 [2024-10-26 11:00:27,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,336 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 11 [2024-10-26 11:00:27,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,393 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 11 [2024-10-26 11:00:27,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,551 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 11 [2024-10-26 11:00:27,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,607 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 11 [2024-10-26 11:00:27,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,758 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 11 [2024-10-26 11:00:27,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,810 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 11 [2024-10-26 11:00:27,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:27,962 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 11 [2024-10-26 11:00:28,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:28,021 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 11 [2024-10-26 11:00:28,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:28,181 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 11 [2024-10-26 11:00:28,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:28,234 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 11 [2024-10-26 11:00:28,351 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:28,351 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:29,332 INFO L134 CoverageAnalysis]: Checked inductivity of 445 backedges. 0 proven. 390 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:29,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300061389] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:29,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:29,333 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 52 [2024-10-26 11:00:29,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732838458] [2024-10-26 11:00:29,333 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:29,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-10-26 11:00:29,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:29,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-10-26 11:00:29,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=232, Invalid=2502, Unknown=22, NotChecked=0, Total=2756 [2024-10-26 11:00:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:29,336 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:29,337 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 8.943396226415095) internal successors, (474), 52 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:29,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-26 11:00:29,338 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:31,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:31,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-10-26 11:00:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 11:00:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:31,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-26 11:00:31,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:31,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-10-26 11:00:31,816 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:31,816 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:31,816 INFO L85 PathProgramCache]: Analyzing trace with hash 137102216, now seen corresponding path program 5 times [2024-10-26 11:00:31,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:31,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141977144] [2024-10-26 11:00:31,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:31,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:31,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:33,096 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:33,096 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:33,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141977144] [2024-10-26 11:00:33,096 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141977144] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:33,096 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [228486752] [2024-10-26 11:00:33,096 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-26 11:00:33,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:33,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:33,098 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:33,102 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-26 11:00:36,256 INFO L227 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-10-26 11:00:36,256 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:36,265 INFO L255 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 105 conjuncts are in the unsatisfiable core [2024-10-26 11:00:36,269 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:36,358 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:36,359 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 [2024-10-26 11:00:36,390 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 [2024-10-26 11:00:36,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:36,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:36,550 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 11:00:36,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:36,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:36,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-26 11:00:36,865 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 26 treesize of output 21 [2024-10-26 11:00:36,984 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 26 treesize of output 21 [2024-10-26 11:00:37,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,170 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-10-26 11:00:37,170 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 1 case distinctions, treesize of input 30 treesize of output 25 [2024-10-26 11:00:37,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,285 INFO L349 Elim1Store]: treesize reduction 17, result has 39.3 percent of original size [2024-10-26 11:00:37,285 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 1 case distinctions, treesize of input 34 treesize of output 29 [2024-10-26 11:00:37,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,456 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 11 [2024-10-26 11:00:37,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,513 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 11 [2024-10-26 11:00:37,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,674 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 11 [2024-10-26 11:00:37,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:37,728 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 11 [2024-10-26 11:00:37,839 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:37,839 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:38,618 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:38,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [228486752] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:38,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:38,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 22, 19] total 53 [2024-10-26 11:00:38,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [648878117] [2024-10-26 11:00:38,619 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:38,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-10-26 11:00:38,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:38,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-10-26 11:00:38,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=2589, Unknown=14, NotChecked=0, Total=2862 [2024-10-26 11:00:38,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:38,622 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:38,623 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 7.425925925925926) internal successors, (401), 53 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:38,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:38,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:38,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:38,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:38,625 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 11:00:38,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:38,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-26 11:00:38,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:38,782 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 9 treesize of output 3 [2024-10-26 11:00:38,783 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 9 treesize of output 3 [2024-10-26 11:00:40,281 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 9 treesize of output 3 [2024-10-26 11:00:40,283 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 9 treesize of output 3 [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:41,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-26 11:00:41,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:41,296 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:41,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-10-26 11:00:41,480 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:41,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:41,480 INFO L85 PathProgramCache]: Analyzing trace with hash -846948341, now seen corresponding path program 6 times [2024-10-26 11:00:41,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:41,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [470873995] [2024-10-26 11:00:41,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:41,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:41,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:42,482 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:42,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:42,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [470873995] [2024-10-26 11:00:42,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [470873995] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:42,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [641784729] [2024-10-26 11:00:42,482 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-26 11:00:42,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:42,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:42,484 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:42,485 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-26 11:00:43,482 INFO L227 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2024-10-26 11:00:43,482 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:43,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 77 conjuncts are in the unsatisfiable core [2024-10-26 11:00:43,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:43,577 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:43,578 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 [2024-10-26 11:00:43,604 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 16 treesize of output 11 [2024-10-26 11:00:43,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:43,737 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 11 [2024-10-26 11:00:43,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:43,790 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 11 [2024-10-26 11:00:43,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:43,930 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 11 [2024-10-26 11:00:43,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:43,990 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 11 [2024-10-26 11:00:44,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:44,158 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 11 [2024-10-26 11:00:44,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:44,208 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 11 [2024-10-26 11:00:44,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:44,357 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 11 [2024-10-26 11:00:44,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:44,410 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 11 [2024-10-26 11:00:44,512 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:44,513 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:45,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [641784729] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:45,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:45,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 40 [2024-10-26 11:00:45,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148164739] [2024-10-26 11:00:45,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:45,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-10-26 11:00:45,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:45,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-10-26 11:00:45,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=180, Invalid=1449, Unknown=11, NotChecked=0, Total=1640 [2024-10-26 11:00:45,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:45,075 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:45,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 41 states have (on average 8.024390243902438) internal successors, (329), 40 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:45,076 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:47,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-26 11:00:47,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:47,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-26 11:00:47,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:47,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-10-26 11:00:47,464 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:47,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:47,465 INFO L85 PathProgramCache]: Analyzing trace with hash 949798286, now seen corresponding path program 7 times [2024-10-26 11:00:47,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:47,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309136097] [2024-10-26 11:00:47,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:47,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:47,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:48,164 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:48,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:48,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309136097] [2024-10-26 11:00:48,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309136097] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:48,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242499242] [2024-10-26 11:00:48,165 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-26 11:00:48,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:48,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:48,166 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:48,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-26 11:00:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:48,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-10-26 11:00:48,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:48,482 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:48,483 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 [2024-10-26 11:00:48,508 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 16 treesize of output 11 [2024-10-26 11:00:48,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:48,632 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 11 [2024-10-26 11:00:48,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:48,689 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 11 [2024-10-26 11:00:48,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:48,827 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 11 [2024-10-26 11:00:48,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:48,881 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 11 [2024-10-26 11:00:49,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:49,024 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 11 [2024-10-26 11:00:49,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:49,077 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 11 [2024-10-26 11:00:49,175 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:49,175 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:49,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242499242] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:49,689 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:49,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 13] total 34 [2024-10-26 11:00:49,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149044603] [2024-10-26 11:00:49,690 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:49,690 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-10-26 11:00:49,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:49,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-10-26 11:00:49,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1031, Unknown=10, NotChecked=0, Total=1190 [2024-10-26 11:00:49,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:49,692 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:49,692 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 7.3428571428571425) internal successors, (257), 34 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:49,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:49,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-26 11:00:49,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:52,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-10-26 11:00:52,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-26 11:00:52,317 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-10-26 11:00:52,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-26 11:00:52,504 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:52,504 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:52,504 INFO L85 PathProgramCache]: Analyzing trace with hash 2037353489, now seen corresponding path program 8 times [2024-10-26 11:00:52,504 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:52,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929158553] [2024-10-26 11:00:52,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:52,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:52,953 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:52,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:52,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929158553] [2024-10-26 11:00:52,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929158553] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:52,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151694438] [2024-10-26 11:00:52,954 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:00:52,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:52,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:52,955 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:52,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-26 11:00:53,193 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 11:00:53,193 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:00:53,194 INFO L255 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-10-26 11:00:53,196 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:53,288 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:53,288 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 [2024-10-26 11:00:53,326 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 16 treesize of output 11 [2024-10-26 11:00:53,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:53,447 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 11 [2024-10-26 11:00:53,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:53,503 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 11 [2024-10-26 11:00:53,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:53,677 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 11 [2024-10-26 11:00:53,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:00:53,729 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 11 [2024-10-26 11:00:53,822 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:53,822 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:54,039 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3688 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3688) |c_~#cache~0.base|) (+ 56 |c_~#cache~0.offset|)) 0)) is different from false [2024-10-26 11:00:54,094 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:54,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151694438] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:54,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:54,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 28 [2024-10-26 11:00:54,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205719646] [2024-10-26 11:00:54,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:54,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-10-26 11:00:54,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:54,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-10-26 11:00:54,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=644, Unknown=1, NotChecked=52, Total=812 [2024-10-26 11:00:54,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:54,097 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:54,097 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 6.379310344827586) internal successors, (185), 28 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:54,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:54,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-26 11:00:54,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:57,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 11:00:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-10-26 11:00:57,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:57,261 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:57,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:57,261 INFO L85 PathProgramCache]: Analyzing trace with hash -1053760489, now seen corresponding path program 1 times [2024-10-26 11:00:57,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:57,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005979619] [2024-10-26 11:00:57,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:57,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:57,432 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:57,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:57,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005979619] [2024-10-26 11:00:57,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005979619] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:00:57,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:00:57,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-26 11:00:57,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2038960958] [2024-10-26 11:00:57,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:00:57,433 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-26 11:00:57,433 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:57,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-26 11:00:57,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-26 11:00:57,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:57,434 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:57,434 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.25) internal successors, (18), 7 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:57,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:57,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 11:00:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:00:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 11:00:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,437 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:57,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-26 11:00:57,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-10-26 11:00:57,880 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:00:57,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:57,880 INFO L85 PathProgramCache]: Analyzing trace with hash -1787740912, now seen corresponding path program 1 times [2024-10-26 11:00:57,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:57,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020601778] [2024-10-26 11:00:57,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:57,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:58,100 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:58,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:58,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020601778] [2024-10-26 11:00:58,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020601778] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:58,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752661873] [2024-10-26 11:00:58,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:58,101 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:58,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:58,102 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:58,103 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-26 11:00:58,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:58,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-10-26 11:00:58,369 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:58,419 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:00:58,419 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 [2024-10-26 11:00:58,436 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 16 treesize of output 11 [2024-10-26 11:00:58,497 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 16 treesize of output 11 [2024-10-26 11:00:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:00:58,517 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:58,537 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3784 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3784) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of1ForFork0_cache_entry_addref_~entry#1.offset|) 0)) is different from false [2024-10-26 11:00:58,550 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3784 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3784) |c_~#cache~0.base|) (+ (* |c_t_funThread1of1ForFork0_~i~0#1| 28) |c_~#cache~0.offset|)) 0)) is different from false [2024-10-26 11:00:58,552 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_3784 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_3784) |c_~#cache~0.base|) |c_~#cache~0.offset|) 0)) is different from false [2024-10-26 11:00:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 2 not checked. [2024-10-26 11:00:58,601 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752661873] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:58,601 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:58,601 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 18 [2024-10-26 11:00:58,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647476935] [2024-10-26 11:00:58,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:58,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-26 11:00:58,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:58,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-26 11:00:58,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=204, Unknown=3, NotChecked=90, Total=342 [2024-10-26 11:00:58,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:58,603 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:58,603 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 3.0526315789473686) internal successors, (58), 18 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:58,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-26 11:00:58,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:59,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:00:59,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-26 11:00:59,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (10 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (9 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (8 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (7 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (6 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 11 remaining) [2024-10-26 11:00:59,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 11 remaining) [2024-10-26 11:00:59,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 11 remaining) [2024-10-26 11:00:59,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 11 remaining) [2024-10-26 11:00:59,147 INFO L782 garLoopResultBuilder]: Registering result SAFE for location t_funErr10ASSERT_VIOLATIONMEMORY_LEAK (0 of 11 remaining) [2024-10-26 11:00:59,160 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:59,347 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-10-26 11:00:59,365 INFO L407 BasicCegarLoop]: Path program histogram: [8, 3, 2, 2, 1, 1, 1, 1, 1, 1] [2024-10-26 11:00:59,366 INFO L312 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-10-26 11:00:59,370 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 11:00:59,370 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 11:00:59,370 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:59,371 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 11:00:59,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (20)] Waiting until timeout for monitored process [2024-10-26 11:00:59,375 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 11:00:59,375 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-26 11:00:59,375 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14e0370c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 11:00:59,376 INFO L334 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2024-10-26 11:00:59,436 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 14 more)] === [2024-10-26 11:00:59,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:59,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1768329285, now seen corresponding path program 1 times [2024-10-26 11:00:59,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:59,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103953712] [2024-10-26 11:00:59,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:59,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:59,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:59,456 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:00:59,457 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:59,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103953712] [2024-10-26 11:00:59,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103953712] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:00:59,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:00:59,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 11:00:59,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389516643] [2024-10-26 11:00:59,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:00:59,458 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 11:00:59,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:59,458 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 11:00:59,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 11:00:59,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:59,459 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:59,459 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:59,459 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:59,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-10-26 11:00:59,477 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 14 more)] === [2024-10-26 11:00:59,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:59,477 INFO L85 PathProgramCache]: Analyzing trace with hash 697078703, now seen corresponding path program 1 times [2024-10-26 11:00:59,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:59,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996883434] [2024-10-26 11:00:59,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:59,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:59,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:59,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:00:59,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:00:59,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996883434] [2024-10-26 11:00:59,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996883434] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:00:59,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1131810656] [2024-10-26 11:00:59,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:59,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:00:59,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:00:59,507 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:00:59,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-26 11:00:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:00:59,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 11:00:59,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:00:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:00:59,714 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:00:59,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:00:59,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1131810656] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:00:59,722 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:00:59,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-10-26 11:00:59,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [705189556] [2024-10-26 11:00:59,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:00:59,722 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 11:00:59,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:00:59,722 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 11:00:59,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-26 11:00:59,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:59,723 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:00:59,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.8571428571428572) internal successors, (13), 6 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:00:59,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,723 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:00:59,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:00:59,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:00:59,772 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-10-26 11:00:59,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-10-26 11:00:59,953 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 14 more)] === [2024-10-26 11:00:59,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:00:59,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1279052987, now seen corresponding path program 2 times [2024-10-26 11:00:59,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:00:59,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37827448] [2024-10-26 11:00:59,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:00:59,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:00:59,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:00,011 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:01:00,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:00,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37827448] [2024-10-26 11:01:00,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [37827448] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:00,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [314250755] [2024-10-26 11:01:00,012 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:01:00,012 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:00,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:00,014 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:00,015 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-26 11:01:00,260 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 11:01:00,260 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:01:00,262 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-26 11:01:00,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:00,274 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:01:00,274 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:00,319 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-26 11:01:00,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [314250755] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:00,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:00,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-10-26 11:01:00,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850828584] [2024-10-26 11:01:00,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:00,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-26 11:01:00,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:00,320 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-26 11:01:00,320 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-26 11:01:00,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:00,321 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:00,321 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 12 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:00,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:00,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:00,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:00,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:00,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:00,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:00,366 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:00,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:00,548 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 14 more)] === [2024-10-26 11:01:00,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:00,548 INFO L85 PathProgramCache]: Analyzing trace with hash 573024315, now seen corresponding path program 3 times [2024-10-26 11:01:00,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:00,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [196721889] [2024-10-26 11:01:00,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:00,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 11:01:00,560 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-26 11:01:00,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-26 11:01:00,595 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-26 11:01:00,595 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-26 11:01:00,595 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 17 remaining) [2024-10-26 11:01:00,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (15 of 17 remaining) [2024-10-26 11:01:00,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (14 of 17 remaining) [2024-10-26 11:01:00,595 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13REQUIRES_VIOLATIONMEMORY_DEREFERENCE (13 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14REQUIRES_VIOLATIONMEMORY_DEREFERENCE (12 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_LEAK (11 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE (10 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE (9 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (8 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE (7 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE (6 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE (5 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE (4 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE (3 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE (2 of 17 remaining) [2024-10-26 11:01:00,596 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE (1 of 17 remaining) [2024-10-26 11:01:00,597 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONMEMORY_LEAK (0 of 17 remaining) [2024-10-26 11:01:00,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-10-26 11:01:00,599 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1] [2024-10-26 11:01:00,599 INFO L312 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2024-10-26 11:01:00,600 WARN L239 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-10-26 11:01:00,600 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-10-26 11:01:00,629 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-10-26 11:01:00,632 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 11:01:00,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-26 11:01:00,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:00,634 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-26 11:01:00,635 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (23)] Waiting until timeout for monitored process [2024-10-26 11:01:00,637 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-26 11:01:00,637 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of2ForFork0 ======== [2024-10-26 11:01:00,637 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=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14e0370c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-26 11:01:00,637 INFO L334 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-10-26 11:01:00,706 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 9 treesize of output 3 [2024-10-26 11:01:00,708 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 9 treesize of output 3 [2024-10-26 11:01:00,720 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:00,720 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:00,721 INFO L85 PathProgramCache]: Analyzing trace with hash -1643460416, now seen corresponding path program 1 times [2024-10-26 11:01:00,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:00,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [222037294] [2024-10-26 11:01:00,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:00,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:00,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:00,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:00,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:00,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [222037294] [2024-10-26 11:01:00,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [222037294] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:00,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:01:00,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-26 11:01:00,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204594362] [2024-10-26 11:01:00,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:00,799 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 11:01:00,799 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:00,800 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 11:01:00,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 11:01:00,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:00,800 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:00,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:00,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:00,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:00,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-10-26 11:01:00,833 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:00,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:00,833 INFO L85 PathProgramCache]: Analyzing trace with hash 462308032, now seen corresponding path program 1 times [2024-10-26 11:01:00,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:00,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468991382] [2024-10-26 11:01:00,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:00,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:00,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:00,860 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:00,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468991382] [2024-10-26 11:01:00,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468991382] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:00,860 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [900860669] [2024-10-26 11:01:00,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:00,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:00,861 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:00,863 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:00,864 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-26 11:01:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:01,084 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-26 11:01:01,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:01,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:01,089 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:01,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:01,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [900860669] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:01,097 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:01,097 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2024-10-26 11:01:01,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559491141] [2024-10-26 11:01:01,097 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:01,097 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 11:01:01,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:01,098 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 11:01:01,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2024-10-26 11:01:01,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:01,098 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:01,098 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 3.0) internal successors, (21), 6 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:01,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:01,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:01,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:01,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:01,158 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-10-26 11:01:01,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-26 11:01:01,340 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:01,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:01,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1991662959, now seen corresponding path program 2 times [2024-10-26 11:01:01,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:01,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211074165] [2024-10-26 11:01:01,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:01,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:01,380 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:01,380 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:01,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211074165] [2024-10-26 11:01:01,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211074165] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:01,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1825462633] [2024-10-26 11:01:01,380 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:01:01,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:01,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:01,381 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:01,382 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-26 11:01:01,598 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-26 11:01:01,598 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:01:01,599 INFO L255 TraceCheckSpWp]: Trace formula consists of 238 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-26 11:01:01,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:01,625 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-10-26 11:01:01,625 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 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-10-26 11:01:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-10-26 11:01:01,655 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 11:01:01,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1825462633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:01,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 11:01:01,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 8 [2024-10-26 11:01:01,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348723890] [2024-10-26 11:01:01,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:01,655 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-26 11:01:01,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:01,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-26 11:01:01,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-26 11:01:01,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:01,656 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:01,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:01,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:01,709 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 9 treesize of output 3 [2024-10-26 11:01:01,711 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 9 treesize of output 3 [2024-10-26 11:01:01,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:01,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:01,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:01,750 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-10-26 11:01:01,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:01,933 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:01,934 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:01,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1991662958, now seen corresponding path program 1 times [2024-10-26 11:01:01,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:01,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614622] [2024-10-26 11:01:01,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:01,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:01,979 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:01,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:01,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614622] [2024-10-26 11:01:01,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614622] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:01,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1822428528] [2024-10-26 11:01:01,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:01,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:01,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:01,981 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:01,982 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-26 11:01:02,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:02,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-26 11:01:02,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:02,206 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:02,206 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:02,248 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-26 11:01:02,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1822428528] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:02,249 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:02,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-10-26 11:01:02,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076365393] [2024-10-26 11:01:02,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:02,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-10-26 11:01:02,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:02,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-10-26 11:01:02,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2024-10-26 11:01:02,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:02,250 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:02,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 12 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:02,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:02,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:02,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:02,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:02,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:02,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:02,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:02,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:02,318 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-10-26 11:01:02,500 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-10-26 11:01:02,500 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:02,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:02,501 INFO L85 PathProgramCache]: Analyzing trace with hash -1096063950, now seen corresponding path program 2 times [2024-10-26 11:01:02,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:02,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549655670] [2024-10-26 11:01:02,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:02,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:02,658 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:02,658 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:02,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549655670] [2024-10-26 11:01:02,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549655670] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:02,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:01:02,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-26 11:01:02,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483970746] [2024-10-26 11:01:02,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:02,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-26 11:01:02,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:02,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-26 11:01:02,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-26 11:01:02,660 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:02,660 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:02,660 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 2.6666666666666665) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:02,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:02,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:02,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:02,660 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:02,661 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:02,747 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 9 treesize of output 3 [2024-10-26 11:01:02,748 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 9 treesize of output 3 [2024-10-26 11:01:02,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:02,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:02,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:02,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:02,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:02,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-10-26 11:01:02,862 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:02,862 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:02,862 INFO L85 PathProgramCache]: Analyzing trace with hash 122054767, now seen corresponding path program 1 times [2024-10-26 11:01:02,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:02,862 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082921435] [2024-10-26 11:01:02,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:02,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:02,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:03,113 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:03,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:03,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082921435] [2024-10-26 11:01:03,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082921435] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:03,114 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [156777954] [2024-10-26 11:01:03,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:03,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:03,114 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:03,115 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:03,116 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-26 11:01:03,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:03,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-26 11:01:03,359 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:03,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:03,421 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 14 treesize of output 9 [2024-10-26 11:01:03,607 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:03,607 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:03,824 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:03,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [156777954] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:03,825 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:03,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 17 [2024-10-26 11:01:03,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107206846] [2024-10-26 11:01:03,825 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:03,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-26 11:01:03,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:03,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-26 11:01:03,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=268, Unknown=0, NotChecked=0, Total=342 [2024-10-26 11:01:03,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:03,826 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:03,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 18 states have (on average 6.666666666666667) internal successors, (120), 18 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:03,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:04,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 11:01:04,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:04,358 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:04,359 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:04,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:04,359 INFO L85 PathProgramCache]: Analyzing trace with hash -2089710810, now seen corresponding path program 2 times [2024-10-26 11:01:04,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:04,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484151615] [2024-10-26 11:01:04,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:04,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:04,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:04,836 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:04,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:04,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484151615] [2024-10-26 11:01:04,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484151615] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:04,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1284590949] [2024-10-26 11:01:04,837 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:01:04,837 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:04,837 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:04,840 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:04,841 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-10-26 11:01:05,123 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 11:01:05,123 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:01:05,125 INFO L255 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-10-26 11:01:05,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:05,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:05,233 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 14 treesize of output 9 [2024-10-26 11:01:05,887 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:05,887 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:06,370 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:06,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1284590949] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:06,371 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:06,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 8] total 28 [2024-10-26 11:01:06,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175595976] [2024-10-26 11:01:06,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:06,372 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-10-26 11:01:06,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:06,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-10-26 11:01:06,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=165, Invalid=705, Unknown=0, NotChecked=0, Total=870 [2024-10-26 11:01:06,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:06,374 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:06,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 29 states have (on average 11.586206896551724) internal successors, (336), 29 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:06,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 11:01:06,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-26 11:01:07,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:01:07,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:07,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:07,528 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:07,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:07,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1444885396, now seen corresponding path program 3 times [2024-10-26 11:01:07,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:07,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320867463] [2024-10-26 11:01:07,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:07,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:07,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:07,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 953 proven. 217 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:07,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:07,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320867463] [2024-10-26 11:01:07,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [320867463] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:07,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200458328] [2024-10-26 11:01:07,874 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 11:01:07,874 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:07,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:07,875 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:07,876 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-10-26 11:01:08,197 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-26 11:01:08,197 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:01:08,199 INFO L255 TraceCheckSpWp]: Trace formula consists of 462 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-10-26 11:01:08,201 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:08,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:08,263 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 14 treesize of output 9 [2024-10-26 11:01:09,130 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 217 proven. 80 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2024-10-26 11:01:09,131 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:09,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2024-10-26 11:01:09,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200458328] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:09,940 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:09,940 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 6, 6] total 25 [2024-10-26 11:01:09,940 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107253092] [2024-10-26 11:01:09,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:09,941 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-26 11:01:09,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:09,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-26 11:01:09,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=482, Unknown=0, NotChecked=0, Total=600 [2024-10-26 11:01:09,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:09,943 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:09,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 15.36) internal successors, (384), 25 states have internal predecessors, (384), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:09,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-10-26 11:01:09,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:10,812 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 9 treesize of output 3 [2024-10-26 11:01:10,814 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 9 treesize of output 3 [2024-10-26 11:01:10,819 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 9 treesize of output 3 [2024-10-26 11:01:10,820 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 9 treesize of output 3 [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,273 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:12,460 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:12,460 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:12,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:12,460 INFO L85 PathProgramCache]: Analyzing trace with hash 119892566, now seen corresponding path program 1 times [2024-10-26 11:01:12,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:12,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1766172808] [2024-10-26 11:01:12,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:12,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:12,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:12,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1078 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1069 trivial. 0 not checked. [2024-10-26 11:01:12,552 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:12,552 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1766172808] [2024-10-26 11:01:12,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1766172808] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:12,552 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:01:12,553 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-26 11:01:12,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202466850] [2024-10-26 11:01:12,553 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:12,553 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 11:01:12,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:12,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 11:01:12,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-26 11:01:12,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:12,554 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:12,554 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:12,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:12,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-10-26 11:01:12,706 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:12,707 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:12,707 INFO L85 PathProgramCache]: Analyzing trace with hash 1273844083, now seen corresponding path program 1 times [2024-10-26 11:01:12,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:12,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299967897] [2024-10-26 11:01:12,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:12,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:12,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1079 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 1069 trivial. 0 not checked. [2024-10-26 11:01:12,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:12,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299967897] [2024-10-26 11:01:12,853 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299967897] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:12,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667699235] [2024-10-26 11:01:12,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:12,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:12,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:12,855 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:12,856 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-10-26 11:01:13,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:13,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 1364 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-26 11:01:13,258 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1079 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1070 trivial. 0 not checked. [2024-10-26 11:01:13,272 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-26 11:01:13,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667699235] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:13,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-26 11:01:13,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2024-10-26 11:01:13,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105169927] [2024-10-26 11:01:13,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:13,273 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-26 11:01:13,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:13,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-26 11:01:13,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-26 11:01:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:13,274 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:13,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:13,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:14,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:14,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:14,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:14,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:14,212 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:14,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:14,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1530722302, now seen corresponding path program 1 times [2024-10-26 11:01:14,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:14,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780777182] [2024-10-26 11:01:14,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:14,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:14,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:18,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:18,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780777182] [2024-10-26 11:01:18,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780777182] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:18,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [756540523] [2024-10-26 11:01:18,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:18,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:18,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:18,616 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:18,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-10-26 11:01:19,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:19,063 INFO L255 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 137 conjuncts are in the unsatisfiable core [2024-10-26 11:01:19,070 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:19,175 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:01:19,175 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 [2024-10-26 11:01:19,219 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 16 treesize of output 11 [2024-10-26 11:01:19,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,387 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 11 [2024-10-26 11:01:19,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,459 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 11 [2024-10-26 11:01:19,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,655 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 11 [2024-10-26 11:01:19,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,710 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 11 [2024-10-26 11:01:19,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,919 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 11 [2024-10-26 11:01:19,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:19,971 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 11 [2024-10-26 11:01:20,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,130 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 11 [2024-10-26 11:01:20,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,184 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 11 [2024-10-26 11:01:20,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,343 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 11 [2024-10-26 11:01:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,399 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 11 [2024-10-26 11:01:20,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,565 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 11 [2024-10-26 11:01:20,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,620 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 11 [2024-10-26 11:01:20,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,782 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 11 [2024-10-26 11:01:20,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:20,836 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 11 [2024-10-26 11:01:21,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:21,043 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 11 [2024-10-26 11:01:21,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:21,098 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 11 [2024-10-26 11:01:21,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:21,265 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 11 [2024-10-26 11:01:21,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:21,322 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 11 [2024-10-26 11:01:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:21,453 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:22,880 WARN L851 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5552 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_5552) |c_~#cache~0.base|) (+ 252 |c_~#cache~0.offset|)) 0)) is different from false [2024-10-26 11:01:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 909 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-26 11:01:22,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [756540523] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:01:22,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:01:22,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 25] total 70 [2024-10-26 11:01:22,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120863543] [2024-10-26 11:01:22,952 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:01:22,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-10-26 11:01:22,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:22,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-10-26 11:01:22,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=339, Invalid=4494, Unknown=1, NotChecked=136, Total=4970 [2024-10-26 11:01:22,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:22,955 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:22,955 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 9.704225352112676) internal successors, (689), 70 states have internal predecessors, (689), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:22,955 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:23,230 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 9 treesize of output 3 [2024-10-26 11:01:23,231 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 9 treesize of output 3 [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:01:29,966 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2024-10-26 11:01:30,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2024-10-26 11:01:30,153 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:30,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:30,153 INFO L85 PathProgramCache]: Analyzing trace with hash -471129591, now seen corresponding path program 1 times [2024-10-26 11:01:30,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:30,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1717252085] [2024-10-26 11:01:30,154 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:30,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:30,589 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 968 trivial. 0 not checked. [2024-10-26 11:01:30,589 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:30,589 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1717252085] [2024-10-26 11:01:30,589 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1717252085] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-26 11:01:30,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-26 11:01:30,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-26 11:01:30,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528870851] [2024-10-26 11:01:30,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-26 11:01:30,590 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-26 11:01:30,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:01:30,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-26 11:01:30,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-26 11:01:30,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:30,591 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:01:30,591 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.0) internal successors, (54), 5 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:01:30,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:30,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:01:30,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:01:37,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:37,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:01:37,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:01:37,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:01:37,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-10-26 11:01:37,469 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:01:37,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:01:37,469 INFO L85 PathProgramCache]: Analyzing trace with hash -371730674, now seen corresponding path program 1 times [2024-10-26 11:01:37,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:01:37,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211982641] [2024-10-26 11:01:37,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:37,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:01:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:42,843 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 5 proven. 911 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-26 11:01:42,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:01:42,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211982641] [2024-10-26 11:01:42,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211982641] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:01:42,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2000216775] [2024-10-26 11:01:42,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:01:42,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:01:42,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:01:42,845 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:01:42,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-10-26 11:01:43,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:01:43,286 INFO L255 TraceCheckSpWp]: Trace formula consists of 1299 conjuncts, 148 conjuncts are in the unsatisfiable core [2024-10-26 11:01:43,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:01:43,363 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:01:43,363 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 [2024-10-26 11:01:43,377 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 16 treesize of output 11 [2024-10-26 11:01:43,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:43,521 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 11 [2024-10-26 11:01:43,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:43,597 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 11 [2024-10-26 11:01:43,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:43,728 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 11 [2024-10-26 11:01:43,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:43,901 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 11 [2024-10-26 11:01:44,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,029 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 11 [2024-10-26 11:01:44,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,097 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 11 [2024-10-26 11:01:44,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,234 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 11 [2024-10-26 11:01:44,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,296 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 11 [2024-10-26 11:01:44,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,432 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 11 [2024-10-26 11:01:44,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,496 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 11 [2024-10-26 11:01:44,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,632 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 11 [2024-10-26 11:01:44,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,697 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 11 [2024-10-26 11:01:44,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,833 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 11 [2024-10-26 11:01:44,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:44,899 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 11 [2024-10-26 11:01:45,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:45,035 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 11 [2024-10-26 11:01:45,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:45,105 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 11 [2024-10-26 11:01:45,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:45,238 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 11 [2024-10-26 11:01:45,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:45,302 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 11 [2024-10-26 11:01:45,406 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 16 treesize of output 11 [2024-10-26 11:01:45,441 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 16 treesize of output 11 [2024-10-26 11:01:45,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:01:45,554 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 11 [2024-10-26 11:01:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 5 proven. 911 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-26 11:01:45,599 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:01:45,891 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (v_ArrVal_6141 (Array Int Int)) (v_ArrVal_6143 Int)) (or (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141))) (store .cse0 |c_~#cache~0.base| (store (select .cse0 |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| v_ArrVal_6143))) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset|) 0) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31|))) is different from false [2024-10-26 11:02:06,199 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122| Int) (v_ArrVal_6141 (Array Int Int)) (v_ArrVal_6143 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101|) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97|) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31|) (= (select (store (select (store (let ((.cse1 (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))))) (store .cse1 |c_~#cache~0.base| (store (store (store (store (store (select .cse1 |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118|)))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| v_ArrVal_6143) (+ .cse0 168 |c_~#cache~0.offset|)) 0) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93|)))) is different from false [2024-10-26 11:02:35,578 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122| Int) (v_ArrVal_6141 (Array Int Int)) (v_ArrVal_6143 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99|) (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31|) (< (+ .cse0 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93|) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97|) (= (select (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| v_ArrVal_6143) (+ 196 .cse0 |c_~#cache~0.offset|)) 0) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105|)))) is different from false [2024-10-26 11:02:49,244 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122| Int) (v_ArrVal_6141 (Array Int Int)) (v_ArrVal_6143 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101|) (< (+ .cse0 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97|) (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99|) (= (select (store (select (store (let ((.cse1 (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))))) (store .cse1 |c_~#cache~0.base| (store (store (store (store (store (store (store (store (select .cse1 |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118|)))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| v_ArrVal_6143) (+ .cse0 252 |c_~#cache~0.offset|)) 0) (< (+ 196 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103|) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31|) (< (+ .cse0 224 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93|)))) is different from false [2024-10-26 11:02:57,915 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122| Int) (v_ArrVal_6141 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| Int)) (or (< (+ 140 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99|) (< (+ 196 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95|) (< (+ 84 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103|) (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109|) (< (+ 224 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93|) (= (select (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141) |c_~#cache~0.base|) (+ 252 |c_~#cache~0.offset|)) 0) (< (+ 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97|) (< (+ 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_31|) (< (+ 56 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105|) (< (+ 112 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101|))) is different from false [2024-10-26 11:02:59,714 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122| Int) (v_ArrVal_6141 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| Int)) (or (< (+ 140 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99|) (< (+ 196 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95|) (< (+ 84 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103|) (< |c_~#cache~0.offset| |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109|) (< (+ 224 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93|) (= (select (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_109| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_146|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_142|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_103| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_138|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_134|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_99| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_130|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_126|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_95| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_122|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_93| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_118|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_6141) |c_~#cache~0.base|) (+ 252 |c_~#cache~0.offset|)) 0) (< (+ 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_97|) (< (+ 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_107|) (< (+ 56 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_105|) (< (+ 112 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_101|))) is different from false [2024-10-26 11:03:02,289 INFO L134 CoverageAnalysis]: Checked inductivity of 974 backedges. 0 proven. 624 refuted. 0 times theorem prover too weak. 58 trivial. 292 not checked. [2024-10-26 11:03:02,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2000216775] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:03:02,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:03:02,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 28, 39] total 68 [2024-10-26 11:03:02,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [132589673] [2024-10-26 11:03:02,290 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:03:02,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-10-26 11:03:02,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:03:02,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-10-26 11:03:02,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=266, Invalid=3153, Unknown=511, NotChecked=762, Total=4692 [2024-10-26 11:03:02,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:03:02,293 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:03:02,293 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 8.347826086956522) internal successors, (576), 68 states have internal predecessors, (576), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:03:02,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:02,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:02,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:03:02,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:03:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:03:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:03:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:03:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-10-26 11:03:29,351 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-10-26 11:03:29,536 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2024-10-26 11:03:29,537 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:03:29,537 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:03:29,537 INFO L85 PathProgramCache]: Analyzing trace with hash -871179207, now seen corresponding path program 1 times [2024-10-26 11:03:29,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:03:29,537 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2304528] [2024-10-26 11:03:29,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:03:29,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:03:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:03:30,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 35 proven. 6 refuted. 0 times theorem prover too weak. 977 trivial. 0 not checked. [2024-10-26 11:03:30,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:03:30,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2304528] [2024-10-26 11:03:30,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2304528] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:03:30,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5914600] [2024-10-26 11:03:30,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:03:30,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:03:30,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:03:30,199 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:03:30,200 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-10-26 11:03:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:03:30,677 INFO L255 TraceCheckSpWp]: Trace formula consists of 1489 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-10-26 11:03:30,680 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:03:31,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2024-10-26 11:03:31,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:31,320 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 16 treesize of output 11 [2024-10-26 11:03:31,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:31,350 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 16 treesize of output 11 [2024-10-26 11:03:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 35 proven. 6 refuted. 0 times theorem prover too weak. 977 trivial. 0 not checked. [2024-10-26 11:03:31,371 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:03:31,428 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base_45| Int) (v_ArrVal_6575 (Array Int Int)) (v_ArrVal_6574 (Array Int Int))) (or (not (= (select (select (store (store |c_#pthreadsMutex| |c_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base| v_ArrVal_6574) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base_45| v_ArrVal_6575) |c_~#__global_lock~0.base|) |c_~#__global_lock~0.offset|) 0)) (< |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.base_45| |c_~#cache~0.base|))) is different from false [2024-10-26 11:03:31,452 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-26 11:03:31,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 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 22 treesize of output 23 [2024-10-26 11:03:31,456 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 65 treesize of output 57 [2024-10-26 11:03:31,459 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 42 treesize of output 38 [2024-10-26 11:03:31,461 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 38 treesize of output 36 [2024-10-26 11:03:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 1018 backedges. 34 proven. 6 refuted. 1 times theorem prover too weak. 977 trivial. 0 not checked. [2024-10-26 11:03:31,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5914600] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:03:31,774 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:03:31,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 19 [2024-10-26 11:03:31,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513366784] [2024-10-26 11:03:31,775 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:03:31,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-10-26 11:03:31,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:03:31,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-10-26 11:03:31,776 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=260, Unknown=5, NotChecked=34, Total=380 [2024-10-26 11:03:31,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:03:31,776 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:03:31,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 11.75) internal successors, (235), 19 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:03:31,776 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-10-26 11:03:31,777 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:03:37,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:03:37,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:03:37,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:03:37,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2024-10-26 11:03:37,547 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2024-10-26 11:03:37,547 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:03:37,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:03:37,548 INFO L85 PathProgramCache]: Analyzing trace with hash -498698872, now seen corresponding path program 2 times [2024-10-26 11:03:37,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:03:37,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964405591] [2024-10-26 11:03:37,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:03:37,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:03:37,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:03:45,082 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 5 proven. 957 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-26 11:03:45,082 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:03:45,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [964405591] [2024-10-26 11:03:45,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [964405591] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:03:45,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996336318] [2024-10-26 11:03:45,083 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-26 11:03:45,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:03:45,083 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:03:45,084 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:03:45,085 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-10-26 11:03:45,596 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-26 11:03:45,596 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-26 11:03:45,601 INFO L255 TraceCheckSpWp]: Trace formula consists of 1495 conjuncts, 178 conjuncts are in the unsatisfiable core [2024-10-26 11:03:45,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-26 11:03:45,671 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-26 11:03:45,671 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 [2024-10-26 11:03:45,710 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 16 treesize of output 11 [2024-10-26 11:03:45,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:45,889 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 11 [2024-10-26 11:03:45,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:45,959 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 11 [2024-10-26 11:03:46,171 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 11 [2024-10-26 11:03:46,244 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 11 [2024-10-26 11:03:46,455 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 11 [2024-10-26 11:03:46,538 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 11 [2024-10-26 11:03:46,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:46,756 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 11 [2024-10-26 11:03:46,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:46,847 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 11 [2024-10-26 11:03:47,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,123 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 11 [2024-10-26 11:03:47,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,197 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 11 [2024-10-26 11:03:47,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,415 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 11 [2024-10-26 11:03:47,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,491 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 11 [2024-10-26 11:03:47,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,714 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 11 [2024-10-26 11:03:47,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:47,803 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 11 [2024-10-26 11:03:48,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,028 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 11 [2024-10-26 11:03:48,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,103 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 11 [2024-10-26 11:03:48,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,329 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 11 [2024-10-26 11:03:48,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,435 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 11 [2024-10-26 11:03:48,632 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 16 treesize of output 11 [2024-10-26 11:03:48,665 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 16 treesize of output 11 [2024-10-26 11:03:48,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,914 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 11 [2024-10-26 11:03:48,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-26 11:03:48,995 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 11 [2024-10-26 11:03:49,253 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 11 [2024-10-26 11:03:49,340 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 11 [2024-10-26 11:03:49,675 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 11 [2024-10-26 11:03:49,753 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 5 proven. 957 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-26 11:03:49,753 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-26 11:03:50,545 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int)) (or (= (select (select (let ((.cse0 (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028))) (store .cse0 |c_~#cache~0.base| (store (store (store (select .cse0 |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036))) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset|) 0) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|))) is different from false [2024-10-26 11:03:50,613 WARN L851 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int)) (or (= 0 (select (store (store (store (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ (* |c_t_funThread1of2ForFork0_~i~0#1| 28) |c_~#cache~0.offset|))) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|))) is different from false [2024-10-26 11:04:00,297 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (v_ArrVal_7036 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (= (select (store (store (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ 84 .cse0 |c_~#cache~0.offset|)) 0) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|)))) is different from false [2024-10-26 11:04:12,139 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (= (select (store (store (store (select (store (let ((.cse1 (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))))) (store .cse1 |c_~#cache~0.base| (store (store (store (select .cse1 |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|)))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ 112 .cse0 |c_~#cache~0.offset|)) 0) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|) (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|)))) is different from false [2024-10-26 11:04:27,668 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|) (= (select (store (store (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ 140 .cse0 |c_~#cache~0.offset|)) 0) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|)))) is different from false [2024-10-26 11:04:38,396 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ .cse0 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (= (select (store (store (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ .cse0 168 |c_~#cache~0.offset|)) 0) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|) (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143|)))) is different from false [2024-10-26 11:04:43,585 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| Int)) (let ((.cse1 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (= (select (store (store (store (select (store (let ((.cse0 (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))))) (store .cse0 |c_~#cache~0.base| (store (store (store (store (store (store (select .cse0 |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|)))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ 196 .cse1 |c_~#cache~0.offset|)) 0) (< (+ 112 .cse1 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< (+ 140 .cse1 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ .cse1 28 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143|) (< (+ 56 .cse1 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (< (+ 84 .cse1 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|) (< (+ .cse1 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|)))) is different from false [2024-10-26 11:04:54,538 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< (+ .cse0 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (= (select (store (store (store (select (store (let ((.cse1 (store |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base| (store (select |c_#memory_int| |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.base|) |c_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|))))) (store .cse1 |c_~#cache~0.base| (store (store (store (store (store (store (store (select .cse1 |c_~#cache~0.base|) (+ .cse0 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|)))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ .cse0 224 |c_~#cache~0.offset|)) 0) (< (+ 196 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|)))) is different from false [2024-10-26 11:04:57,124 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ 56 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< (+ .cse0 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (< (+ 196 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|) (= (select (store (store (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) (+ .cse0 |c_~#cache~0.offset|) (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ .cse0 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ .cse0 224 |c_~#cache~0.offset|)) 0) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|)))) is different from false [2024-10-26 11:06:25,234 WARN L851 $PredicateComparison]: unable to prove that (forall ((|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197| Int) (v_ArrVal_7036 Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_221| Int) (|v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| Int) (|t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205| Int) (v_ArrVal_7028 (Array Int Int)) (|v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_149| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| Int) (|v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| Int)) (let ((.cse0 (* |c_t_funThread1of2ForFork0_~i~0#1| 28))) (or (< (+ .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_149|) (< (+ 140 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139|) (< (+ 196 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135|) (< (+ 84 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143|) (= (select (store (store (store (select (store (store |c_#memory_int| |c_~#cache~0.base| (store (store (store (store (store (store (store (store (store (select |c_#memory_int| |c_~#cache~0.base|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_149| (+ (- 1) |t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ .cse0 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_221|)) (+ 56 .cse0 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_217|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_143| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_213|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_209|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_139| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_205|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_201|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_135| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_197|)) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133| (+ (- 1) |v_t_funThread1of2ForFork0_cache_entry_addref_#t~post39#1_193|))) |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_7028) |c_~#cache~0.base|) |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43| (+ (- 1) |t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1|)) (+ 28 |c_~#cache~0.offset|) (+ (- 1) |v_t_funThread2of2ForFork0_cache_entry_addref_#t~post39#1_28|)) (+ 56 |c_~#cache~0.offset|) v_ArrVal_7036) (+ .cse0 252 |c_~#cache~0.offset|)) 0) (< (+ 112 .cse0 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_141|) (< (+ .cse0 168 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_137|) (< |c_~#cache~0.offset| |v_t_funThread2of2ForFork0_cache_entry_addref_~entry#1.offset_43|) (< (+ .cse0 224 |c_~#cache~0.offset|) |v_t_funThread1of2ForFork0_cache_entry_addref_~entry#1.offset_133|)))) is different from false [2024-10-26 11:08:18,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 493 refuted. 0 times theorem prover too weak. 58 trivial. 469 not checked. [2024-10-26 11:08:18,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996336318] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-26 11:08:18,713 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-26 11:08:18,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 32, 45] total 104 [2024-10-26 11:08:18,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502925497] [2024-10-26 11:08:18,713 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-26 11:08:18,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2024-10-26 11:08:18,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-26 11:08:18,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2024-10-26 11:08:18,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=7559, Unknown=730, NotChecked=1950, Total=10920 [2024-10-26 11:08:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:08:18,717 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-26 11:08:18,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 8.476190476190476) internal successors, (890), 104 states have internal predecessors, (890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-26 11:08:18,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:08:18,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:08:18,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:08:18,717 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:08:18,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-26 11:10:23,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-26 11:10:23,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-10-26 11:10:23,420 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2024-10-26 11:10:23,606 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2024-10-26 11:10:23,606 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting t_funErr10ASSERT_VIOLATIONMEMORY_LEAK === [t_funErr8REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE, t_funErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 8 more)] === [2024-10-26 11:10:23,606 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-26 11:10:23,607 INFO L85 PathProgramCache]: Analyzing trace with hash -618013060, now seen corresponding path program 3 times [2024-10-26 11:10:23,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-26 11:10:23,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432789190] [2024-10-26 11:10:23,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-26 11:10:23,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-26 11:10:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-26 11:10:38,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 5 proven. 1337 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-10-26 11:10:38,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-26 11:10:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432789190] [2024-10-26 11:10:38,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432789190] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-26 11:10:38,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747096085] [2024-10-26 11:10:38,532 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-26 11:10:38,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-26 11:10:38,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-26 11:10:38,534 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-26 11:10:38,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process Killed by 15