./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 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/GemCutterReach.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-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 ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1d936eafcc314e66bb4cd572754c58bf1f2fc59d35c83764f43dae769bce220a --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-18 02:39:01,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 02:39:01,318 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 02:39:01,323 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 02:39:01,325 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 02:39:01,357 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 02:39:01,358 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 02:39:01,358 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 02:39:01,359 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 02:39:01,361 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 02:39:01,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 02:39:01,362 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 02:39:01,362 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 02:39:01,362 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 02:39:01,363 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 02:39:01,366 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 02:39:01,366 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 02:39:01,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 02:39:01,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 02:39:01,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 02:39:01,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 02:39:01,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 02:39:01,367 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 02:39:01,367 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 02:39:01,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 02:39:01,368 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 02:39:01,368 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 02:39:01,368 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 02:39:01,368 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 02:39:01,369 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 02:39:01,369 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 02:39:01,369 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 02:39:01,369 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 02:39:01,370 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 02:39:01,370 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 02:39:01,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 02:39:01,372 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 02:39:01,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 02:39:01,372 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 02:39:01,372 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 02:39:01,373 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 02:39:01,383 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 ! call(reach_error())) ) 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 -> 1d936eafcc314e66bb4cd572754c58bf1f2fc59d35c83764f43dae769bce220a Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Seed for random criterion -> 546 [2024-10-18 02:39:01,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 02:39:01,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 02:39:01,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 02:39:01,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 02:39:01,672 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 02:39:01,673 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2024-10-18 02:39:03,037 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 02:39:03,266 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 02:39:03,266 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2024-10-18 02:39:03,274 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/22ddf4fbc/06b9b80d1bd549eab83526fd93af299f/FLAGf6324ff3e [2024-10-18 02:39:03,288 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/22ddf4fbc/06b9b80d1bd549eab83526fd93af299f [2024-10-18 02:39:03,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 02:39:03,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 02:39:03,295 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 02:39:03,295 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 02:39:03,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 02:39:03,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46cbadd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03, skipping insertion in model container [2024-10-18 02:39:03,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,325 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 02:39:03,511 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2564,2577] [2024-10-18 02:39:03,525 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 02:39:03,539 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 02:39:03,556 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2564,2577] [2024-10-18 02:39:03,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 02:39:03,579 INFO L204 MainTranslator]: Completed translation [2024-10-18 02:39:03,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03 WrapperNode [2024-10-18 02:39:03,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 02:39:03,581 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 02:39:03,581 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 02:39:03,581 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 02:39:03,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,621 INFO L138 Inliner]: procedures = 24, calls = 30, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 182 [2024-10-18 02:39:03,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 02:39:03,623 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 02:39:03,623 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 02:39:03,623 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 02:39:03,631 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,631 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,634 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,645 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,646 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 02:39:03,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 02:39:03,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 02:39:03,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 02:39:03,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (1/1) ... [2024-10-18 02:39:03,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 02:39:03,668 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:03,687 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) [2024-10-18 02:39:03,690 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 [2024-10-18 02:39:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 02:39:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-10-18 02:39:03,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-10-18 02:39:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-10-18 02:39:03,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-10-18 02:39:03,739 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-10-18 02:39:03,739 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-10-18 02:39:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 02:39:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 02:39:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 02:39:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 02:39:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-18 02:39:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 02:39:03,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 02:39:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 02:39:03,743 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 02:39:03,863 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 02:39:03,867 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 02:39:04,225 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 02:39:04,226 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 02:39:04,524 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 02:39:04,525 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-18 02:39:04,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 02:39:04 BoogieIcfgContainer [2024-10-18 02:39:04,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 02:39:04,529 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 02:39:04,530 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 02:39:04,534 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 02:39:04,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 02:39:03" (1/3) ... [2024-10-18 02:39:04,535 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387658ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 02:39:04, skipping insertion in model container [2024-10-18 02:39:04,535 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 02:39:03" (2/3) ... [2024-10-18 02:39:04,536 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387658ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 02:39:04, skipping insertion in model container [2024-10-18 02:39:04,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 02:39:04" (3/3) ... [2024-10-18 02:39:04,537 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt2.wvr.c [2024-10-18 02:39:04,553 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 02:39:04,553 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-18 02:39:04,554 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 02:39:04,608 INFO L143 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-10-18 02:39:04,656 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 02:39:04,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 02:39:04,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:04,660 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) [2024-10-18 02:39:04,661 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 [2024-10-18 02:39:04,750 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 02:39:04,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:04,773 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 02:39:04,783 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68fb0c3d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=RANDOM, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546, mConComCheckerConditionCriterion=false [2024-10-18 02:39:04,784 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-18 02:39:05,617 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:05,843 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 02:39:05,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 96 treesize of output 40 [2024-10-18 02:39:10,288 INFO L85 PathProgramCache]: Analyzing trace with hash 797804241, now seen corresponding path program 1 times [2024-10-18 02:39:10,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:10,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:10,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:10,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:10,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:10,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:10,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:11,015 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:11,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-18 02:39:11,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-18 02:39:11,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-18 02:39:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:11,049 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:11,050 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 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) [2024-10-18 02:39:11,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:11,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:11,165 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-18 02:39:11,165 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:11,167 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:11,167 INFO L85 PathProgramCache]: Analyzing trace with hash -1194850701, now seen corresponding path program 1 times [2024-10-18 02:39:11,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:11,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49824127] [2024-10-18 02:39:11,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:11,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-10-18 02:39:11,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:11,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49824127] [2024-10-18 02:39:11,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [49824127] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:11,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731854947] [2024-10-18 02:39:11,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:11,486 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:11,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:11,509 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) [2024-10-18 02:39:11,511 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-18 02:39:11,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:11,624 INFO L255 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-18 02:39:11,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:11,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:39:11,776 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:11,920 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:39:11,920 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1731854947] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:11,921 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:11,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 17 [2024-10-18 02:39:11,922 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854449968] [2024-10-18 02:39:11,923 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:11,925 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-10-18 02:39:11,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:11,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-10-18 02:39:11,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2024-10-18 02:39:11,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:11,929 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:11,930 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.888888888888889) internal successors, (70), 17 states have internal predecessors, (70), 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) [2024-10-18 02:39:11,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:11,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:12,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:12,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:12,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:12,300 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,SelfDestructingSolverStorable2 [2024-10-18 02:39:12,302 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:12,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:12,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1340384583, now seen corresponding path program 2 times [2024-10-18 02:39:12,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:12,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615676984] [2024-10-18 02:39:12,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:12,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:12,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:12,503 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:39:12,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:12,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615676984] [2024-10-18 02:39:12,504 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615676984] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:12,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410933875] [2024-10-18 02:39:12,505 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 02:39:12,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:12,505 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:12,507 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) [2024-10-18 02:39:12,509 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-18 02:39:12,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 02:39:12,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:12,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-18 02:39:12,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:12,710 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:39:12,710 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:12,790 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:39:12,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410933875] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:12,791 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:12,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 14 [2024-10-18 02:39:12,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176482110] [2024-10-18 02:39:12,791 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:12,792 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-18 02:39:12,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:12,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-18 02:39:12,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2024-10-18 02:39:12,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:12,794 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:12,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 4.533333333333333) internal successors, (68), 14 states have internal predecessors, (68), 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) [2024-10-18 02:39:12,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:12,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:12,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:12,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:12,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:12,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:12,994 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:13,178 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:13,179 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:13,179 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:13,179 INFO L85 PathProgramCache]: Analyzing trace with hash -1694842768, now seen corresponding path program 3 times [2024-10-18 02:39:13,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:13,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98039816] [2024-10-18 02:39:13,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:13,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:13,501 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 9 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:13,502 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:13,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98039816] [2024-10-18 02:39:13,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98039816] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:13,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1001741996] [2024-10-18 02:39:13,503 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 02:39:13,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:13,503 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:13,505 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) [2024-10-18 02:39:13,506 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-18 02:39:13,609 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-10-18 02:39:13,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:13,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-18 02:39:13,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:13,866 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:13,867 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:14,055 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 22 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:14,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1001741996] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:14,055 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:14,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8, 8] total 24 [2024-10-18 02:39:14,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504609095] [2024-10-18 02:39:14,056 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:14,056 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-10-18 02:39:14,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:14,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-10-18 02:39:14,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=498, Unknown=0, NotChecked=0, Total=600 [2024-10-18 02:39:14,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:14,058 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:14,059 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 4.4) internal successors, (110), 24 states have internal predecessors, (110), 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) [2024-10-18 02:39:14,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:14,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:14,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:14,059 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:14,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:14,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:14,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:14,257 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-18 02:39:14,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:14,445 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:14,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:14,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1701629590, now seen corresponding path program 4 times [2024-10-18 02:39:14,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:14,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1398686731] [2024-10-18 02:39:14,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:14,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:14,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:14,682 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:14,682 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:14,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1398686731] [2024-10-18 02:39:14,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1398686731] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:14,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605270995] [2024-10-18 02:39:14,683 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 02:39:14,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:14,683 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:14,685 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) [2024-10-18 02:39:14,687 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-18 02:39:14,783 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 02:39:14,784 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:14,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-10-18 02:39:14,786 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:15,025 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-18 02:39:15,025 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:15,230 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-10-18 02:39:15,231 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605270995] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:15,231 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:15,231 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 10] total 26 [2024-10-18 02:39:15,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677952875] [2024-10-18 02:39:15,232 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:15,232 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-10-18 02:39:15,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:15,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-10-18 02:39:15,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=111, Invalid=539, Unknown=0, NotChecked=0, Total=650 [2024-10-18 02:39:15,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:15,234 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:15,235 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 3.769230769230769) internal successors, (98), 26 states have internal predecessors, (98), 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) [2024-10-18 02:39:15,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:15,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:15,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:15,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:15,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:16,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:16,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:16,114 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:16,302 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 [2024-10-18 02:39:16,303 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:16,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:16,303 INFO L85 PathProgramCache]: Analyzing trace with hash -1217467531, now seen corresponding path program 5 times [2024-10-18 02:39:16,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:16,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33590703] [2024-10-18 02:39:16,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:16,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:16,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:17,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:17,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33590703] [2024-10-18 02:39:17,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33590703] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:17,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [701614944] [2024-10-18 02:39:17,185 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 02:39:17,185 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:17,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:17,187 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) [2024-10-18 02:39:17,188 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-10-18 02:39:17,360 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-10-18 02:39:17,360 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:17,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-10-18 02:39:17,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 112 proven. 6 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-10-18 02:39:17,677 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:17,956 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 112 proven. 6 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-10-18 02:39:17,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [701614944] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:17,957 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:17,957 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 10, 10] total 41 [2024-10-18 02:39:17,957 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772797609] [2024-10-18 02:39:17,957 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:17,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-10-18 02:39:17,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:17,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-10-18 02:39:17,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=245, Invalid=1477, Unknown=0, NotChecked=0, Total=1722 [2024-10-18 02:39:17,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:17,960 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:17,961 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 3.880952380952381) internal successors, (163), 41 states have internal predecessors, (163), 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) [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:17,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:18,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:18,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:18,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:18,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:18,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:18,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:18,203 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-10-18 02:39:18,385 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 [2024-10-18 02:39:18,386 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:18,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:18,387 INFO L85 PathProgramCache]: Analyzing trace with hash -538518725, now seen corresponding path program 6 times [2024-10-18 02:39:18,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:18,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663484100] [2024-10-18 02:39:18,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:18,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:18,831 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 108 proven. 28 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-18 02:39:18,831 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:18,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663484100] [2024-10-18 02:39:18,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663484100] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:18,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [554183798] [2024-10-18 02:39:18,832 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 02:39:18,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:18,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:18,834 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) [2024-10-18 02:39:18,835 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-10-18 02:39:18,957 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2024-10-18 02:39:18,957 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:18,959 INFO L255 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-18 02:39:18,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:19,322 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 88 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-10-18 02:39:19,322 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:19,632 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 98 proven. 10 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-10-18 02:39:19,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [554183798] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:19,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:19,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 36 [2024-10-18 02:39:19,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035268019] [2024-10-18 02:39:19,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:19,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-10-18 02:39:19,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:19,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-10-18 02:39:19,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=243, Invalid=1089, Unknown=0, NotChecked=0, Total=1332 [2024-10-18 02:39:19,636 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:19,636 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:19,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 3.5675675675675675) internal successors, (132), 36 states have internal predecessors, (132), 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) [2024-10-18 02:39:19,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:19,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:19,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:19,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:19,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:19,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:19,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:19,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:19,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:19,908 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:20,096 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 [2024-10-18 02:39:20,096 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:20,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:20,097 INFO L85 PathProgramCache]: Analyzing trace with hash -965942219, now seen corresponding path program 7 times [2024-10-18 02:39:20,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:20,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368795422] [2024-10-18 02:39:20,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:20,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:20,933 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 59 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:20,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:20,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368795422] [2024-10-18 02:39:20,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368795422] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:20,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74803877] [2024-10-18 02:39:20,933 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-18 02:39:20,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:20,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:20,936 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) [2024-10-18 02:39:20,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-10-18 02:39:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:21,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-10-18 02:39:21,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:21,618 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 100 proven. 21 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-18 02:39:21,618 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:22,115 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 106 proven. 15 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-10-18 02:39:22,115 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74803877] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:22,115 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:22,116 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 15, 15] total 53 [2024-10-18 02:39:22,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136855573] [2024-10-18 02:39:22,116 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:22,116 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-10-18 02:39:22,116 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:22,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-10-18 02:39:22,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=2469, Unknown=0, NotChecked=0, Total=2862 [2024-10-18 02:39:22,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:22,119 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:22,119 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 2.962962962962963) internal successors, (160), 53 states have internal predecessors, (160), 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) [2024-10-18 02:39:22,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:22,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:22,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:22,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:22,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:22,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:22,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:22,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:22,623 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:22,624 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:22,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:22,625 INFO L85 PathProgramCache]: Analyzing trace with hash -1331168645, now seen corresponding path program 8 times [2024-10-18 02:39:22,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:22,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1321601310] [2024-10-18 02:39:22,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:22,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:23,041 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 127 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:23,041 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:23,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1321601310] [2024-10-18 02:39:23,042 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1321601310] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:23,042 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1099114023] [2024-10-18 02:39:23,042 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 02:39:23,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:23,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:23,044 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) [2024-10-18 02:39:23,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-10-18 02:39:23,175 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 02:39:23,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:23,178 INFO L255 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-10-18 02:39:23,181 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:23,647 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 105 proven. 37 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-10-18 02:39:23,647 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 121 proven. 21 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-10-18 02:39:24,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1099114023] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:24,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:24,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 17] total 46 [2024-10-18 02:39:24,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344572638] [2024-10-18 02:39:24,140 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:24,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-10-18 02:39:24,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:24,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-10-18 02:39:24,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=401, Invalid=1761, Unknown=0, NotChecked=0, Total=2162 [2024-10-18 02:39:24,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:24,142 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:24,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 3.723404255319149) internal successors, (175), 46 states have internal predecessors, (175), 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) [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:24,143 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:24,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:24,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:24,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:24,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-10-18 02:39:24,521 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-18 02:39:24,521 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:24,522 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:24,522 INFO L85 PathProgramCache]: Analyzing trace with hash 231714037, now seen corresponding path program 9 times [2024-10-18 02:39:24,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:24,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164724692] [2024-10-18 02:39:24,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:24,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:25,103 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 78 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:25,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:25,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164724692] [2024-10-18 02:39:25,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164724692] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:25,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585486523] [2024-10-18 02:39:25,104 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 02:39:25,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:25,104 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:25,106 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) [2024-10-18 02:39:25,107 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-10-18 02:39:25,330 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2024-10-18 02:39:25,330 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:25,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-10-18 02:39:25,334 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:25,908 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 96 proven. 74 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:25,908 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 142 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:39:26,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585486523] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:26,627 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:26,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 21] total 60 [2024-10-18 02:39:26,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451240556] [2024-10-18 02:39:26,627 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:26,627 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-10-18 02:39:26,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:26,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-10-18 02:39:26,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=738, Invalid=2922, Unknown=0, NotChecked=0, Total=3660 [2024-10-18 02:39:26,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:26,631 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:26,631 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 3.2950819672131146) internal successors, (201), 60 states have internal predecessors, (201), 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) [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:26,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:26,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:26,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:26,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:26,871 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:27,058 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,SelfDestructingSolverStorable10 [2024-10-18 02:39:27,058 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:27,059 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:27,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1774335749, now seen corresponding path program 10 times [2024-10-18 02:39:27,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:27,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [850966611] [2024-10-18 02:39:27,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:27,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:27,593 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 36 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:27,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:27,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [850966611] [2024-10-18 02:39:27,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [850966611] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:27,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [411412114] [2024-10-18 02:39:27,594 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 02:39:27,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:27,594 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:27,596 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) [2024-10-18 02:39:27,598 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-10-18 02:39:27,695 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 02:39:27,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:27,697 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-10-18 02:39:27,699 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:28,331 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 143 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-18 02:39:28,331 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:28,877 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 48 proven. 95 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-18 02:39:28,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [411412114] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:28,877 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:28,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22, 19] total 59 [2024-10-18 02:39:28,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076272657] [2024-10-18 02:39:28,878 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:28,878 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-10-18 02:39:28,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:28,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-10-18 02:39:28,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=440, Invalid=2982, Unknown=0, NotChecked=0, Total=3422 [2024-10-18 02:39:28,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:28,881 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:28,881 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 3.5254237288135593) internal successors, (208), 59 states have internal predecessors, (208), 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) [2024-10-18 02:39:28,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:28,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:28,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:31,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:31,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:31,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:31,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:31,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-10-18 02:39:31,383 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:31,571 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:31,571 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:31,572 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:31,572 INFO L85 PathProgramCache]: Analyzing trace with hash 746113495, now seen corresponding path program 11 times [2024-10-18 02:39:31,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:31,572 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1363970585] [2024-10-18 02:39:31,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:31,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 333 proven. 104 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:32,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:32,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1363970585] [2024-10-18 02:39:32,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1363970585] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:32,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1945215211] [2024-10-18 02:39:32,364 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 02:39:32,364 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:32,364 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:32,366 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) [2024-10-18 02:39:32,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-10-18 02:39:32,631 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2024-10-18 02:39:32,631 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:32,633 INFO L255 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-10-18 02:39:32,635 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:33,623 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 10 proven. 372 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-10-18 02:39:33,623 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:34,503 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 346 proven. 28 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2024-10-18 02:39:34,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1945215211] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:34,503 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:34,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 33, 23] total 79 [2024-10-18 02:39:34,504 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1295644597] [2024-10-18 02:39:34,504 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:34,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-10-18 02:39:34,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:34,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-10-18 02:39:34,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=916, Invalid=5246, Unknown=0, NotChecked=0, Total=6162 [2024-10-18 02:39:34,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:34,507 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:34,508 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 3.7848101265822787) internal successors, (299), 79 states have internal predecessors, (299), 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) [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:34,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:34,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:34,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:34,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-10-18 02:39:34,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:38,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:38,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:38,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:38,977 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,SelfDestructingSolverStorable12 [2024-10-18 02:39:38,977 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:38,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:38,978 INFO L85 PathProgramCache]: Analyzing trace with hash 1974162446, now seen corresponding path program 12 times [2024-10-18 02:39:38,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:38,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1984771693] [2024-10-18 02:39:38,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:38,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:39,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:42,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 897 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:42,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:42,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1984771693] [2024-10-18 02:39:42,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1984771693] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:42,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [550976901] [2024-10-18 02:39:42,405 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 02:39:42,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:42,405 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:42,406 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) [2024-10-18 02:39:42,407 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-10-18 02:39:42,885 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-10-18 02:39:42,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:42,890 INFO L255 TraceCheckSpWp]: Trace formula consists of 755 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-10-18 02:39:42,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:44,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 768 proven. 204 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-10-18 02:39:44,216 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 906 proven. 66 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-10-18 02:39:45,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [550976901] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:45,548 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:45,548 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 27, 27] total 114 [2024-10-18 02:39:45,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751449275] [2024-10-18 02:39:45,548 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:45,549 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 115 states [2024-10-18 02:39:45,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:45,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 115 interpolants. [2024-10-18 02:39:45,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1974, Invalid=11136, Unknown=0, NotChecked=0, Total=13110 [2024-10-18 02:39:45,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:45,558 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:45,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 115 states, 115 states have (on average 3.3043478260869565) internal successors, (380), 114 states have internal predecessors, (380), 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) [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:45,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:45,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:45,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:45,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:39:45,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:46,023 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,SelfDestructingSolverStorable13 [2024-10-18 02:39:46,024 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:46,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:46,025 INFO L85 PathProgramCache]: Analyzing trace with hash 815077384, now seen corresponding path program 13 times [2024-10-18 02:39:46,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:46,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517395938] [2024-10-18 02:39:46,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:46,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:49,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 897 proven. 312 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:49,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:49,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517395938] [2024-10-18 02:39:49,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517395938] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:49,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505806745] [2024-10-18 02:39:49,247 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-18 02:39:49,248 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:49,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:49,250 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) [2024-10-18 02:39:49,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-10-18 02:39:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:49,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-10-18 02:39:49,486 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 698 proven. 112 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-18 02:39:50,826 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:52,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1209 backedges. 732 proven. 78 refuted. 0 times theorem prover too weak. 399 trivial. 0 not checked. [2024-10-18 02:39:52,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505806745] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:52,302 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:52,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 29, 29] total 119 [2024-10-18 02:39:52,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785734715] [2024-10-18 02:39:52,302 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:52,303 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 120 states [2024-10-18 02:39:52,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:52,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2024-10-18 02:39:52,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2171, Invalid=12109, Unknown=0, NotChecked=0, Total=14280 [2024-10-18 02:39:52,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:52,308 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:52,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 120 states, 120 states have (on average 2.841666666666667) internal successors, (341), 119 states have internal predecessors, (341), 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) [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:39:52,309 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:52,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:39:52,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:39:52,556 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-10-18 02:39:52,743 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,SelfDestructingSolverStorable14 [2024-10-18 02:39:52,743 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:52,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:52,744 INFO L85 PathProgramCache]: Analyzing trace with hash -756821170, now seen corresponding path program 14 times [2024-10-18 02:39:52,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:52,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722284188] [2024-10-18 02:39:52,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:52,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:52,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:39:55,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 897 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:39:55,601 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:39:55,601 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722284188] [2024-10-18 02:39:55,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [722284188] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:39:55,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1102841358] [2024-10-18 02:39:55,602 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 02:39:55,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:39:55,602 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:39:55,603 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) [2024-10-18 02:39:55,605 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-10-18 02:39:55,787 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 02:39:55,788 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:39:55,791 INFO L255 TraceCheckSpWp]: Trace formula consists of 806 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-10-18 02:39:55,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:39:57,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 743 proven. 109 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-18 02:39:57,344 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:39:58,978 INFO L134 CoverageAnalysis]: Checked inductivity of 1222 backedges. 761 proven. 91 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-10-18 02:39:58,978 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1102841358] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:39:58,978 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:39:58,978 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 31, 31] total 124 [2024-10-18 02:39:58,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [94077944] [2024-10-18 02:39:58,979 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:39:58,979 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 125 states [2024-10-18 02:39:58,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:39:58,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2024-10-18 02:39:58,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2351, Invalid=13149, Unknown=0, NotChecked=0, Total=15500 [2024-10-18 02:39:58,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:58,984 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:39:58,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 125 states, 125 states have (on average 2.8) internal successors, (350), 124 states have internal predecessors, (350), 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) [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:58,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:39:58,985 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:39:59,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:39:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:39:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:39:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:39:59,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:39:59,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-10-18 02:39:59,467 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,SelfDestructingSolverStorable15 [2024-10-18 02:39:59,468 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:39:59,469 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:39:59,469 INFO L85 PathProgramCache]: Analyzing trace with hash 2053931208, now seen corresponding path program 15 times [2024-10-18 02:39:59,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:39:59,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1872889398] [2024-10-18 02:39:59,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:39:59,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:39:59,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:02,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 897 proven. 339 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:40:02,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:40:02,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1872889398] [2024-10-18 02:40:02,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1872889398] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:40:02,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1898130406] [2024-10-18 02:40:02,168 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 02:40:02,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:02,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:40:02,169 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) [2024-10-18 02:40:02,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-10-18 02:40:02,895 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2024-10-18 02:40:02,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:40:02,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 815 conjuncts, 36 conjuncts are in the unsatisfiable core [2024-10-18 02:40:02,903 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:40:04,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 1127 proven. 105 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:40:04,705 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:40:06,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1236 backedges. 1127 proven. 105 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-10-18 02:40:06,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1898130406] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:40:06,600 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:40:06,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 33, 33] total 131 [2024-10-18 02:40:06,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [436066771] [2024-10-18 02:40:06,600 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:40:06,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-10-18 02:40:06,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:40:06,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-10-18 02:40:06,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2356, Invalid=14936, Unknown=0, NotChecked=0, Total=17292 [2024-10-18 02:40:06,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:06,605 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:40:06,605 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 3.8257575757575757) internal successors, (505), 131 states have internal predecessors, (505), 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) [2024-10-18 02:40:06,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:06,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:06,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:06,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:06,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:06,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:06,607 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:06,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:06,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:06,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:06,932 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-10-18 02:40:07,114 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,SelfDestructingSolverStorable16 [2024-10-18 02:40:07,115 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:40:07,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:40:07,116 INFO L85 PathProgramCache]: Analyzing trace with hash -1408452216, now seen corresponding path program 16 times [2024-10-18 02:40:07,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:40:07,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414535389] [2024-10-18 02:40:07,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:40:07,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:40:07,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:09,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1267 backedges. 981 proven. 286 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:40:09,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:40:09,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414535389] [2024-10-18 02:40:09,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414535389] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:40:09,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [162639233] [2024-10-18 02:40:09,061 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 02:40:09,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:09,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:40:09,062 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) [2024-10-18 02:40:09,063 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-10-18 02:40:09,193 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 02:40:09,193 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:40:09,195 INFO L255 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-10-18 02:40:09,197 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:40:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 1267 backedges. 79 proven. 1051 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-10-18 02:40:11,509 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:40:13,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1267 backedges. 696 proven. 434 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2024-10-18 02:40:13,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [162639233] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:40:13,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:40:13,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 52, 38] total 139 [2024-10-18 02:40:13,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31507841] [2024-10-18 02:40:13,634 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:40:13,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 139 states [2024-10-18 02:40:13,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:40:13,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 139 interpolants. [2024-10-18 02:40:13,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2821, Invalid=16361, Unknown=0, NotChecked=0, Total=19182 [2024-10-18 02:40:13,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:13,637 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:40:13,637 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 139 states, 139 states have (on average 3.4892086330935252) internal successors, (485), 139 states have internal predecessors, (485), 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) [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:13,637 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:13,638 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:22,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:22,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:22,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:22,542 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2024-10-18 02:40:22,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-10-18 02:40:22,725 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:40:22,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:40:22,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1484586585, now seen corresponding path program 17 times [2024-10-18 02:40:22,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:40:22,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [586213339] [2024-10-18 02:40:22,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:40:22,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:40:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:27,846 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 1951 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:40:27,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:40:27,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [586213339] [2024-10-18 02:40:27,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [586213339] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:40:27,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046095554] [2024-10-18 02:40:27,847 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 02:40:27,847 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:27,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:40:27,849 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) [2024-10-18 02:40:27,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-10-18 02:40:28,458 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2024-10-18 02:40:28,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:40:28,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 1084 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-10-18 02:40:28,469 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:40:30,708 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 2252 proven. 153 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-10-18 02:40:30,708 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:40:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2581 backedges. 2252 proven. 153 refuted. 0 times theorem prover too weak. 176 trivial. 0 not checked. [2024-10-18 02:40:33,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046095554] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:40:33,198 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:40:33,198 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [92, 38, 38] total 164 [2024-10-18 02:40:33,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715436503] [2024-10-18 02:40:33,198 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:40:33,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 165 states [2024-10-18 02:40:33,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:40:33,200 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2024-10-18 02:40:33,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4156, Invalid=22904, Unknown=0, NotChecked=0, Total=27060 [2024-10-18 02:40:33,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:33,202 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:40:33,203 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 165 states, 165 states have (on average 3.7333333333333334) internal successors, (616), 164 states have internal predecessors, (616), 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) [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:33,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:33,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:33,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:33,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:33,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:33,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:33,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:40:33,482 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-10-18 02:40:33,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:33,662 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:40:33,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:40:33,663 INFO L85 PathProgramCache]: Analyzing trace with hash -990160813, now seen corresponding path program 18 times [2024-10-18 02:40:33,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:40:33,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888764880] [2024-10-18 02:40:33,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:40:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:40:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 2599 backedges. 1951 proven. 648 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:40:38,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:40:38,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888764880] [2024-10-18 02:40:38,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888764880] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:40:38,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [337530943] [2024-10-18 02:40:38,600 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 02:40:38,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:38,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:40:38,601 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 02:40:38,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-10-18 02:40:39,753 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2024-10-18 02:40:39,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:40:39,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-10-18 02:40:39,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:40:42,361 INFO L134 CoverageAnalysis]: Checked inductivity of 2599 backedges. 1521 proven. 223 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-10-18 02:40:42,361 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:40:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2599 backedges. 1573 proven. 171 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-10-18 02:40:45,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [337530943] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:40:45,239 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:40:45,239 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [93, 41, 41] total 171 [2024-10-18 02:40:45,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306105931] [2024-10-18 02:40:45,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:40:45,240 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 172 states [2024-10-18 02:40:45,240 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:40:45,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 172 interpolants. [2024-10-18 02:40:45,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4376, Invalid=25036, Unknown=0, NotChecked=0, Total=29412 [2024-10-18 02:40:45,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:45,245 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:40:45,245 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 172 states, 172 states have (on average 2.7790697674418605) internal successors, (478), 171 states have internal predecessors, (478), 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) [2024-10-18 02:40:45,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:45,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:40:45,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:45,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:45,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:40:45,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:40:45,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-10-18 02:40:45,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:45,746 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:40:45,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:40:45,747 INFO L85 PathProgramCache]: Analyzing trace with hash -397918823, now seen corresponding path program 19 times [2024-10-18 02:40:45,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:40:45,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041343102] [2024-10-18 02:40:45,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:40:45,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:40:45,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:51,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2618 backedges. 1951 proven. 667 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:40:51,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:40:51,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041343102] [2024-10-18 02:40:51,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041343102] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:40:51,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [170753474] [2024-10-18 02:40:51,017 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-18 02:40:51,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:40:51,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:40:51,019 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) [2024-10-18 02:40:51,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-10-18 02:40:51,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:40:51,279 INFO L255 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-10-18 02:40:51,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:40:53,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2618 backedges. 1586 proven. 217 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2024-10-18 02:40:53,955 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:40:57,075 INFO L134 CoverageAnalysis]: Checked inductivity of 2618 backedges. 1613 proven. 190 refuted. 0 times theorem prover too weak. 815 trivial. 0 not checked. [2024-10-18 02:40:57,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [170753474] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:40:57,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:40:57,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94, 43, 43] total 176 [2024-10-18 02:40:57,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542697143] [2024-10-18 02:40:57,076 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:40:57,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 177 states [2024-10-18 02:40:57,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:40:57,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 177 interpolants. [2024-10-18 02:40:57,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4626, Invalid=26526, Unknown=0, NotChecked=0, Total=31152 [2024-10-18 02:40:57,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:57,080 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:40:57,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 177 states, 177 states have (on average 2.751412429378531) internal successors, (487), 176 states have internal predecessors, (487), 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) [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:57,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:40:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:40:57,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:40:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:40:57,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:40:57,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:40:57,403 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-10-18 02:40:57,590 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,SelfDestructingSolverStorable20 [2024-10-18 02:40:57,590 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:40:57,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:40:57,591 INFO L85 PathProgramCache]: Analyzing trace with hash 781713683, now seen corresponding path program 20 times [2024-10-18 02:40:57,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:40:57,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154381551] [2024-10-18 02:40:57,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:40:57,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:40:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:41:02,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2638 backedges. 1951 proven. 687 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:41:02,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:41:02,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154381551] [2024-10-18 02:41:02,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154381551] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:41:02,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084124493] [2024-10-18 02:41:02,681 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 02:41:02,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:41:02,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:41:02,683 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) [2024-10-18 02:41:02,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-10-18 02:41:02,956 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 02:41:02,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:41:02,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 1111 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-10-18 02:41:02,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:41:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 2638 backedges. 1634 proven. 268 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2024-10-18 02:41:05,825 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:41:09,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2638 backedges. 1692 proven. 210 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2024-10-18 02:41:09,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2084124493] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:41:09,110 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:41:09,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 45, 45] total 181 [2024-10-18 02:41:09,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2040403431] [2024-10-18 02:41:09,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:41:09,111 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 182 states [2024-10-18 02:41:09,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:41:09,113 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 182 interpolants. [2024-10-18 02:41:09,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4845, Invalid=28097, Unknown=0, NotChecked=0, Total=32942 [2024-10-18 02:41:09,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:09,118 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:41:09,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 182 states, 182 states have (on average 2.758241758241758) internal successors, (502), 181 states have internal predecessors, (502), 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) [2024-10-18 02:41:09,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:09,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:09,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:09,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:09,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:09,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:09,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:41:09,432 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-10-18 02:41:09,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:41:09,619 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:41:09,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:41:09,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1304384295, now seen corresponding path program 21 times [2024-10-18 02:41:09,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:41:09,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432419680] [2024-10-18 02:41:09,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:41:09,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:41:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:41:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2659 backedges. 2279 proven. 357 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-10-18 02:41:11,448 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:41:11,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432419680] [2024-10-18 02:41:11,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432419680] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:41:11,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309832674] [2024-10-18 02:41:11,448 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 02:41:11,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:41:11,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:41:11,451 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-18 02:41:11,451 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-10-18 02:41:14,854 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2024-10-18 02:41:14,854 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:41:14,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-10-18 02:41:14,872 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:41:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2659 backedges. 2427 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:41:17,314 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:41:20,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2659 backedges. 2427 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 02:41:20,089 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309832674] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:41:20,089 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:41:20,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 48, 48] total 142 [2024-10-18 02:41:20,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1820003288] [2024-10-18 02:41:20,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:41:20,091 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 143 states [2024-10-18 02:41:20,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:41:20,093 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2024-10-18 02:41:20,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3019, Invalid=17287, Unknown=0, NotChecked=0, Total=20306 [2024-10-18 02:41:20,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:20,096 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:41:20,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 143 states, 143 states have (on average 4.958041958041958) internal successors, (709), 142 states have internal predecessors, (709), 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) [2024-10-18 02:41:20,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:20,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:41:20,098 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:20,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:20,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:20,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:41:20,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:41:20,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-10-18 02:41:20,603 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-10-18 02:41:20,603 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:41:20,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:41:20,604 INFO L85 PathProgramCache]: Analyzing trace with hash 692568723, now seen corresponding path program 22 times [2024-10-18 02:41:20,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:41:20,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1679415515] [2024-10-18 02:41:20,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:41:20,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:41:20,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:41:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 2358 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:41:22,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:41:22,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1679415515] [2024-10-18 02:41:22,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1679415515] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:41:22,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2063763833] [2024-10-18 02:41:22,628 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 02:41:22,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:41:22,629 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:41:22,629 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) [2024-10-18 02:41:22,630 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-10-18 02:41:22,826 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 02:41:22,827 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:41:22,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 74 conjuncts are in the unsatisfiable core [2024-10-18 02:41:22,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:41:26,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 0 proven. 2428 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-10-18 02:41:26,477 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:41:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2728 backedges. 1388 proven. 1040 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-10-18 02:41:30,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2063763833] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:41:30,149 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:41:30,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 75, 55] total 179 [2024-10-18 02:41:30,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531138887] [2024-10-18 02:41:30,150 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:41:30,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 179 states [2024-10-18 02:41:30,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:41:30,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 179 interpolants. [2024-10-18 02:41:30,153 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4677, Invalid=27185, Unknown=0, NotChecked=0, Total=31862 [2024-10-18 02:41:30,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:30,153 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:41:30,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 179 states, 179 states have (on average 3.905027932960894) internal successors, (699), 179 states have internal predecessors, (699), 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) [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:30,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:41:30,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:41:47,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:41:47,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 247 states. [2024-10-18 02:41:47,564 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Ended with exit code 0 [2024-10-18 02:41:47,751 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,SelfDestructingSolverStorable23 [2024-10-18 02:41:47,752 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:41:47,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:41:47,752 INFO L85 PathProgramCache]: Analyzing trace with hash -98639745, now seen corresponding path program 23 times [2024-10-18 02:41:47,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:41:47,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6302324] [2024-10-18 02:41:47,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:41:47,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:41:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:41:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 2864 proven. 1132 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:41:55,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:41:55,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6302324] [2024-10-18 02:41:55,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6302324] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:41:55,337 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [329740297] [2024-10-18 02:41:55,337 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 02:41:55,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:41:55,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:41:55,338 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) [2024-10-18 02:41:55,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-10-18 02:42:38,505 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2024-10-18 02:42:38,506 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:42:38,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 1332 conjuncts, 90 conjuncts are in the unsatisfiable core [2024-10-18 02:42:38,530 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:42:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 30 proven. 3641 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-10-18 02:42:45,760 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:42:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3996 backedges. 2905 proven. 766 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-10-18 02:42:52,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [329740297] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:42:52,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:42:52,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [116, 91, 66] total 270 [2024-10-18 02:42:52,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132354502] [2024-10-18 02:42:52,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:42:52,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 270 states [2024-10-18 02:42:52,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:42:52,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 270 interpolants. [2024-10-18 02:42:52,452 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9324, Invalid=63306, Unknown=0, NotChecked=0, Total=72630 [2024-10-18 02:42:52,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:42:52,452 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:42:52,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 270 states, 270 states have (on average 3.1185185185185187) internal successors, (842), 270 states have internal predecessors, (842), 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) [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:42:52,453 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:42:52,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:42:52,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:42:52,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 247 states. [2024-10-18 02:42:52,454 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:43:24,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:43:24,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:43:24,384 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-10-18 02:43:24,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:43:24,499 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:43:24,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:43:24,500 INFO L85 PathProgramCache]: Analyzing trace with hash 261596031, now seen corresponding path program 24 times [2024-10-18 02:43:24,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:43:24,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441197353] [2024-10-18 02:43:24,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:43:24,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:43:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:43:37,645 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 5973 proven. 1167 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:43:37,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:43:37,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441197353] [2024-10-18 02:43:37,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441197353] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:43:37,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055322571] [2024-10-18 02:43:37,646 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-10-18 02:43:37,646 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:43:37,646 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:43:37,647 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) [2024-10-18 02:43:37,648 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-10-18 02:44:15,906 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2024-10-18 02:44:15,906 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:44:15,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 1550 conjuncts, 59 conjuncts are in the unsatisfiable core [2024-10-18 02:44:15,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:44:21,350 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 3813 proven. 499 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2024-10-18 02:44:21,350 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:44:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7140 backedges. 3961 proven. 351 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2024-10-18 02:44:27,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055322571] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:44:27,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:44:27,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [148, 57, 57] total 258 [2024-10-18 02:44:27,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795572227] [2024-10-18 02:44:27,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:44:27,161 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 259 states [2024-10-18 02:44:27,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:44:27,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 259 interpolants. [2024-10-18 02:44:27,170 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10681, Invalid=56141, Unknown=0, NotChecked=0, Total=66822 [2024-10-18 02:44:27,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:44:27,171 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:44:27,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 259 states, 259 states have (on average 2.7837837837837838) internal successors, (721), 258 states have internal predecessors, (721), 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) [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:44:27,172 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:44:27,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:44:27,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:44:27,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:44:27,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:44:27,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:44:27,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:44:27,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:44:27,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:44:27,604 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-10-18 02:44:27,772 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,SelfDestructingSolverStorable25 [2024-10-18 02:44:27,772 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:44:27,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:44:27,773 INFO L85 PathProgramCache]: Analyzing trace with hash 254494201, now seen corresponding path program 25 times [2024-10-18 02:44:27,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:44:27,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1930019356] [2024-10-18 02:44:27,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:44:27,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:44:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:44:41,045 INFO L134 CoverageAnalysis]: Checked inductivity of 7167 backedges. 5973 proven. 1194 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:44:41,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:44:41,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1930019356] [2024-10-18 02:44:41,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1930019356] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:44:41,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1871002541] [2024-10-18 02:44:41,045 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-10-18 02:44:41,045 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:44:41,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:44:41,046 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) [2024-10-18 02:44:41,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-10-18 02:44:41,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:44:41,433 INFO L255 TraceCheckSpWp]: Trace formula consists of 1691 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-10-18 02:44:41,438 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:44:46,810 INFO L134 CoverageAnalysis]: Checked inductivity of 7167 backedges. 3922 proven. 417 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2024-10-18 02:44:46,810 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:44:52,860 INFO L134 CoverageAnalysis]: Checked inductivity of 7167 backedges. 3961 proven. 378 refuted. 0 times theorem prover too weak. 2828 trivial. 0 not checked. [2024-10-18 02:44:52,860 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1871002541] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:44:52,860 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:44:52,860 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [149, 59, 59] total 263 [2024-10-18 02:44:52,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132295367] [2024-10-18 02:44:52,860 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:44:52,861 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 264 states [2024-10-18 02:44:52,861 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:44:52,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 264 interpolants. [2024-10-18 02:44:52,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11026, Invalid=58406, Unknown=0, NotChecked=0, Total=69432 [2024-10-18 02:44:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:44:52,869 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:44:52,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 264 states, 264 states have (on average 2.742424242424242) internal successors, (724), 263 states have internal predecessors, (724), 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) [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:44:52,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:44:52,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:44:53,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:44:53,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:44:53,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:44:53,283 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-10-18 02:44:53,469 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-10-18 02:44:53,469 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:44:53,470 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:44:53,470 INFO L85 PathProgramCache]: Analyzing trace with hash 34337471, now seen corresponding path program 26 times [2024-10-18 02:44:53,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:44:53,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2012466211] [2024-10-18 02:44:53,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:44:53,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:44:53,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:45:06,650 INFO L134 CoverageAnalysis]: Checked inductivity of 7195 backedges. 5973 proven. 1222 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:45:06,650 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:45:06,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2012466211] [2024-10-18 02:45:06,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2012466211] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:45:06,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295441064] [2024-10-18 02:45:06,650 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-18 02:45:06,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:45:06,651 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:45:06,652 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) [2024-10-18 02:45:06,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-10-18 02:45:07,041 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-18 02:45:07,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:45:07,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 1700 conjuncts, 63 conjuncts are in the unsatisfiable core [2024-10-18 02:45:07,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:45:12,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7195 backedges. 4029 proven. 488 refuted. 0 times theorem prover too weak. 2678 trivial. 0 not checked. [2024-10-18 02:45:12,659 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:45:19,053 INFO L134 CoverageAnalysis]: Checked inductivity of 7195 backedges. 4111 proven. 406 refuted. 0 times theorem prover too weak. 2678 trivial. 0 not checked. [2024-10-18 02:45:19,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [295441064] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:45:19,053 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:45:19,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [150, 61, 61] total 268 [2024-10-18 02:45:19,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [887096719] [2024-10-18 02:45:19,054 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:45:19,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 269 states [2024-10-18 02:45:19,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:45:19,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 269 interpolants. [2024-10-18 02:45:19,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11325, Invalid=60767, Unknown=0, NotChecked=0, Total=72092 [2024-10-18 02:45:19,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:45:19,062 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:45:19,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 269 states, 269 states have (on average 2.7472118959107807) internal successors, (739), 268 states have internal predecessors, (739), 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) [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:45:19,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:45:19,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:45:19,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:45:19,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:45:19,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-18 02:45:19,415 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-10-18 02:45:19,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-10-18 02:45:19,600 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:45:19,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:45:19,601 INFO L85 PathProgramCache]: Analyzing trace with hash 1799413433, now seen corresponding path program 27 times [2024-10-18 02:45:19,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:45:19,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108880479] [2024-10-18 02:45:19,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:45:19,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:45:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:45:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 7224 backedges. 5973 proven. 1251 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:45:32,965 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:45:32,965 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108880479] [2024-10-18 02:45:32,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108880479] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:45:32,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1722222790] [2024-10-18 02:45:32,966 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-10-18 02:45:32,966 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:45:32,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:45:32,968 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) [2024-10-18 02:45:32,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-10-18 02:45:41,213 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 41 check-sat command(s) [2024-10-18 02:45:41,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:45:41,235 INFO L255 TraceCheckSpWp]: Trace formula consists of 1709 conjuncts, 73 conjuncts are in the unsatisfiable core [2024-10-18 02:45:41,240 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:45:48,394 INFO L134 CoverageAnalysis]: Checked inductivity of 7224 backedges. 6772 proven. 435 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-18 02:45:48,394 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:45:56,348 INFO L134 CoverageAnalysis]: Checked inductivity of 7224 backedges. 6772 proven. 435 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-10-18 02:45:56,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1722222790] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:45:56,348 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:45:56,348 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [151, 70, 70] total 289 [2024-10-18 02:45:56,348 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379402182] [2024-10-18 02:45:56,348 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:45:56,349 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 290 states [2024-10-18 02:45:56,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:45:56,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 290 interpolants. [2024-10-18 02:45:56,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12271, Invalid=71539, Unknown=0, NotChecked=0, Total=83810 [2024-10-18 02:45:56,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:45:56,355 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:45:56,356 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 290 states, 290 states have (on average 3.9793103448275864) internal successors, (1154), 289 states have internal predecessors, (1154), 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) [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:45:56,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-18 02:45:56,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:45:56,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-18 02:45:56,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-10-18 02:45:56,829 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Ended with exit code 0 [2024-10-18 02:45:57,002 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-10-18 02:45:57,003 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:45:57,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:45:57,004 INFO L85 PathProgramCache]: Analyzing trace with hash 1523273471, now seen corresponding path program 28 times [2024-10-18 02:45:57,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:45:57,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705711308] [2024-10-18 02:45:57,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:45:57,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:45:57,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:46:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 7530 backedges. 5973 proven. 1557 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:46:11,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:46:11,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705711308] [2024-10-18 02:46:11,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [705711308] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:46:11,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1126622386] [2024-10-18 02:46:11,753 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-10-18 02:46:11,753 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:46:11,753 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:46:11,754 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) [2024-10-18 02:46:11,756 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-10-18 02:46:12,040 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-10-18 02:46:12,040 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-18 02:46:12,045 INFO L255 TraceCheckSpWp]: Trace formula consists of 447 conjuncts, 121 conjuncts are in the unsatisfiable core [2024-10-18 02:46:12,050 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 02:46:24,950 INFO L134 CoverageAnalysis]: Checked inductivity of 7530 backedges. 39 proven. 6750 refuted. 0 times theorem prover too weak. 741 trivial. 0 not checked. [2024-10-18 02:46:24,950 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 02:46:35,705 INFO L134 CoverageAnalysis]: Checked inductivity of 7530 backedges. 4631 proven. 2150 refuted. 0 times theorem prover too weak. 749 trivial. 0 not checked. [2024-10-18 02:46:35,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1126622386] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 02:46:35,706 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 02:46:35,706 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [160, 122, 83] total 362 [2024-10-18 02:46:35,706 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890423561] [2024-10-18 02:46:35,706 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 02:46:35,707 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 362 states [2024-10-18 02:46:35,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 02:46:35,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 362 interpolants. [2024-10-18 02:46:35,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18569, Invalid=112113, Unknown=0, NotChecked=0, Total=130682 [2024-10-18 02:46:35,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:46:35,719 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 02:46:35,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 362 states, 362 states have (on average 3.116022099447514) internal successors, (1128), 362 states have internal predecessors, (1128), 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) [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:46:35,720 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-10-18 02:46:35,721 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-10-18 02:47:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 288 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-10-18 02:47:12,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 371 states. [2024-10-18 02:47:13,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-10-18 02:47:13,200 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:47:13,200 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-18 02:47:13,201 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 02:47:13,201 INFO L85 PathProgramCache]: Analyzing trace with hash -1473915997, now seen corresponding path program 29 times [2024-10-18 02:47:13,201 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 02:47:13,201 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015399677] [2024-10-18 02:47:13,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 02:47:13,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 02:47:13,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 02:47:34,747 INFO L134 CoverageAnalysis]: Checked inductivity of 11369 backedges. 9696 proven. 1673 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 02:47:34,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 02:47:34,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015399677] [2024-10-18 02:47:34,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2015399677] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 02:47:34,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [538610257] [2024-10-18 02:47:34,747 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-10-18 02:47:34,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 02:47:34,747 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 02:47:34,749 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) [2024-10-18 02:47:34,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process