./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -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/pthread-wmm/mix013.oepc.i -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 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -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 07:29:34,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 07:29:34,767 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 07:29:34,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 07:29:34,772 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 07:29:34,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 07:29:34,798 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 07:29:34,798 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 07:29:34,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 07:29:34,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 07:29:34,799 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 07:29:34,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 07:29:34,800 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 07:29:34,802 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 07:29:34,802 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 07:29:34,802 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 07:29:34,803 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 07:29:34,803 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 07:29:34,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 07:29:34,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 07:29:34,803 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 07:29:34,806 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 07:29:34,807 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 07:29:34,807 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 07:29:34,807 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 07:29:34,807 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 07:29:34,808 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 07:29:34,808 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 07:29:34,808 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 07:29:34,808 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 07:29:34,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 07:29:34,809 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 07:29:34,809 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 07:29:34,809 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 07:29:34,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 07:29:34,810 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 07:29:34,810 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 07:29:34,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 07:29:34,810 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 07:29:34,811 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 07:29:34,811 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 07:29:34,813 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39bd8ca48891731a487992488872bfabe93c299f5e64a0d2d763ed7464a4fc31 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 07:29:35,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 07:29:35,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 07:29:35,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 07:29:35,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 07:29:35,079 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 07:29:35,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2024-10-18 07:29:36,398 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 07:29:36,585 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 07:29:36,589 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i [2024-10-18 07:29:36,602 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/99fd354a6/df9b31e02e9b4751be7aa3b61fd717c5/FLAG9b36711fc [2024-10-18 07:29:36,618 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/99fd354a6/df9b31e02e9b4751be7aa3b61fd717c5 [2024-10-18 07:29:36,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 07:29:36,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 07:29:36,625 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 07:29:36,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 07:29:36,631 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 07:29:36,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 07:29:36" (1/1) ... [2024-10-18 07:29:36,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2690e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:36, skipping insertion in model container [2024-10-18 07:29:36,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 07:29:36" (1/1) ... [2024-10-18 07:29:36,676 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 07:29:36,863 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2024-10-18 07:29:37,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 07:29:37,035 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 07:29:37,047 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix013.oepc.i[945,958] [2024-10-18 07:29:37,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 07:29:37,120 INFO L204 MainTranslator]: Completed translation [2024-10-18 07:29:37,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37 WrapperNode [2024-10-18 07:29:37,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 07:29:37,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 07:29:37,122 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 07:29:37,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 07:29:37,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,147 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,179 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 130 [2024-10-18 07:29:37,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 07:29:37,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 07:29:37,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 07:29:37,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 07:29:37,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 07:29:37,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 07:29:37,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 07:29:37,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 07:29:37,224 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (1/1) ... [2024-10-18 07:29:37,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 07:29:37,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 07:29:37,268 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 07:29:37,278 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 07:29:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-18 07:29:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 07:29:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-18 07:29:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-18 07:29:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-18 07:29:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-18 07:29:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-18 07:29:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-18 07:29:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-18 07:29:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-18 07:29:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 07:29:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-18 07:29:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 07:29:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 07:29:37,323 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 07:29:37,430 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 07:29:37,431 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 07:29:37,700 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 07:29:37,700 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 07:29:37,865 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 07:29:37,866 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-18 07:29:37,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 07:29:37 BoogieIcfgContainer [2024-10-18 07:29:37,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 07:29:37,869 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 07:29:37,870 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 07:29:37,873 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 07:29:37,874 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 07:29:36" (1/3) ... [2024-10-18 07:29:37,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d4abba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 07:29:37, skipping insertion in model container [2024-10-18 07:29:37,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 07:29:37" (2/3) ... [2024-10-18 07:29:37,875 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72d4abba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 07:29:37, skipping insertion in model container [2024-10-18 07:29:37,875 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 07:29:37" (3/3) ... [2024-10-18 07:29:37,876 INFO L112 eAbstractionObserver]: Analyzing ICFG mix013.oepc.i [2024-10-18 07:29:37,892 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 07:29:37,893 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-18 07:29:37,893 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 07:29:37,941 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-18 07:29:37,983 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 07:29:37,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 07:29:37,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 07:29:37,985 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 07:29:37,986 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 07:29:38,072 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 07:29:38,089 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:29:38,091 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-18 07:29:38,097 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;@b8eca8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 07:29:38,097 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-18 07:30:11,513 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 2 more)] === [2024-10-18 07:30:11,515 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:30:11,515 INFO L85 PathProgramCache]: Analyzing trace with hash 624059247, now seen corresponding path program 1 times [2024-10-18 07:30:11,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:30:11,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907673397] [2024-10-18 07:30:11,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:11,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:30:12,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:30:12,263 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:30:12,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907673397] [2024-10-18 07:30:12,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [907673397] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:30:12,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:30:12,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 07:30:12,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217521106] [2024-10-18 07:30:12,266 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:30:12,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 07:30:12,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:30:12,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 07:30:12,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-18 07:30:12,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:30:12,305 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:30:12,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 07:30:12,306 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:30:15,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:15,213 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-18 07:30:15,213 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 2 more)] === [2024-10-18 07:30:15,214 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:30:15,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1360657377, now seen corresponding path program 1 times [2024-10-18 07:30:15,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:30:15,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [32043021] [2024-10-18 07:30:15,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:15,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:15,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:30:15,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:30:15,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:30:15,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [32043021] [2024-10-18 07:30:15,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [32043021] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:30:15,650 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:30:15,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 07:30:15,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796675674] [2024-10-18 07:30:15,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:30:15,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 07:30:15,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:30:15,715 INFO L85 PathProgramCache]: Analyzing trace with hash -691841158, now seen corresponding path program 1 times [2024-10-18 07:30:15,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:15,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:15,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:15,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:30:15,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:15,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 07:30:15,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-18 07:30:15,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:30:15,868 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:30:15,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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 07:30:15,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:15,869 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:30:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:41,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:41,432 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-10-18 07:30:41,433 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 2 more)] === [2024-10-18 07:30:41,433 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:30:41,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1411596891, now seen corresponding path program 2 times [2024-10-18 07:30:41,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:30:41,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447722171] [2024-10-18 07:30:41,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:41,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:30:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:30:41,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:30:41,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447722171] [2024-10-18 07:30:41,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447722171] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:30:41,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:30:41,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-18 07:30:41,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385555745] [2024-10-18 07:30:41,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:30:41,779 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 07:30:41,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:30:43,755 INFO L85 PathProgramCache]: Analyzing trace with hash 1242755406, now seen corresponding path program 1 times [2024-10-18 07:30:43,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:43,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:43,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:30:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:30:43,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:43,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:43,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:30:44,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:30:56,896 INFO L85 PathProgramCache]: Analyzing trace with hash 286911024, now seen corresponding path program 1 times [2024-10-18 07:30:56,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:56,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:30:56,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:57,043 INFO L85 PathProgramCache]: Analyzing trace with hash -1182976921, now seen corresponding path program 1 times [2024-10-18 07:30:57,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:57,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:57,084 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:30:57,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:57,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1982417506, now seen corresponding path program 1 times [2024-10-18 07:30:57,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:30:57,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:30:57,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:57,212 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:30:57,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:30:57,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-18 07:30:57,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-10-18 07:30:57,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:30:57,299 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:30:57,299 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 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 07:30:57,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:57,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:30:57,299 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:32:58,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:32:58,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:32:58,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:32:58,956 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-10-18 07:32:58,956 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 2 more)] === [2024-10-18 07:32:58,956 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:32:58,956 INFO L85 PathProgramCache]: Analyzing trace with hash -1757933701, now seen corresponding path program 3 times [2024-10-18 07:32:58,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:32:58,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294459643] [2024-10-18 07:32:58,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:32:58,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:32:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:32:59,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:32:59,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:32:59,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294459643] [2024-10-18 07:32:59,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294459643] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:32:59,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:32:59,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 07:32:59,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144229744] [2024-10-18 07:32:59,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:32:59,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 07:32:59,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:32:59,268 INFO L85 PathProgramCache]: Analyzing trace with hash 29289741, now seen corresponding path program 1 times [2024-10-18 07:32:59,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:32:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:32:59,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:32:59,292 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:32:59,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:03,079 INFO L85 PathProgramCache]: Analyzing trace with hash -269808120, now seen corresponding path program 1 times [2024-10-18 07:33:03,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:33:03,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:33:03,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:03,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:33:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:03,213 INFO L85 PathProgramCache]: Analyzing trace with hash -1187201579, now seen corresponding path program 1 times [2024-10-18 07:33:03,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:33:03,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:33:03,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:03,247 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:33:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:03,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-18 07:33:03,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-18 07:33:03,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:33:03,295 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:33:03,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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 07:33:03,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:33:03,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:33:03,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:33:03,296 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:33:28,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:33:28,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:33:28,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:33:28,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:33:28,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9 [2024-10-18 07:33:28,422 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 2 more)] === [2024-10-18 07:33:28,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:33:28,423 INFO L85 PathProgramCache]: Analyzing trace with hash -790328325, now seen corresponding path program 4 times [2024-10-18 07:33:28,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:33:28,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049249490] [2024-10-18 07:33:28,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:33:28,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:33:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:33:28,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:33:28,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:33:28,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049249490] [2024-10-18 07:33:28,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049249490] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:33:28,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:33:28,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-18 07:33:28,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973862099] [2024-10-18 07:33:28,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:33:28,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-18 07:33:28,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:33:31,913 INFO L85 PathProgramCache]: Analyzing trace with hash 2109227750, now seen corresponding path program 1 times [2024-10-18 07:33:31,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:33:31,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:33:31,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:31,922 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:33:31,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:51,530 INFO L85 PathProgramCache]: Analyzing trace with hash 961541660, now seen corresponding path program 1 times [2024-10-18 07:33:51,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:33:51,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:33:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:33:51,544 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:33:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:13,578 INFO L85 PathProgramCache]: Analyzing trace with hash -256988697, now seen corresponding path program 1 times [2024-10-18 07:34:13,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:34:13,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:34:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:13,589 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:34:13,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:36,514 INFO L85 PathProgramCache]: Analyzing trace with hash 623275841, now seen corresponding path program 1 times [2024-10-18 07:34:36,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:34:36,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:34:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:36,524 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:34:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:55,400 INFO L85 PathProgramCache]: Analyzing trace with hash 2141672684, now seen corresponding path program 1 times [2024-10-18 07:34:55,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:34:55,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:34:55,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:55,412 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:34:55,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:58,942 INFO L85 PathProgramCache]: Analyzing trace with hash 2141672685, now seen corresponding path program 1 times [2024-10-18 07:34:58,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:34:58,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:34:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:34:58,950 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:34:58,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:35:21,080 INFO L85 PathProgramCache]: Analyzing trace with hash 2141672688, now seen corresponding path program 1 times [2024-10-18 07:35:21,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:35:21,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:35:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:35:21,091 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:35:21,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:35:41,769 INFO L85 PathProgramCache]: Analyzing trace with hash 1967334506, now seen corresponding path program 1 times [2024-10-18 07:35:41,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:35:41,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:35:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:35:41,783 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:35:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:02,951 INFO L85 PathProgramCache]: Analyzing trace with hash 857818103, now seen corresponding path program 1 times [2024-10-18 07:36:02,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:02,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:02,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:02,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:24,031 INFO L85 PathProgramCache]: Analyzing trace with hash 822547857, now seen corresponding path program 1 times [2024-10-18 07:36:24,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:24,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:24,046 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:24,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:26,173 INFO L85 PathProgramCache]: Analyzing trace with hash 355160460, now seen corresponding path program 1 times [2024-10-18 07:36:26,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:26,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:26,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:26,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:26,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 07:36:26,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-18 07:36:26,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:36:26,257 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:36:26,257 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 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 07:36:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:36:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:26,257 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:36:48,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:48,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:36:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:48,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 07:36:48,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable13,SelfDestructingSolverStorable24,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-18 07:36:48,008 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 2 more)] === [2024-10-18 07:36:48,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:36:48,009 INFO L85 PathProgramCache]: Analyzing trace with hash -483752403, now seen corresponding path program 5 times [2024-10-18 07:36:48,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:36:48,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669608122] [2024-10-18 07:36:48,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:48,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:48,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:36:48,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:36:48,252 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:36:48,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669608122] [2024-10-18 07:36:48,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669608122] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:36:48,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:36:48,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 07:36:48,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735779673] [2024-10-18 07:36:48,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:36:48,253 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 07:36:48,253 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:36:48,276 INFO L85 PathProgramCache]: Analyzing trace with hash 825966590, now seen corresponding path program 1 times [2024-10-18 07:36:48,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:48,291 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:48,323 INFO L85 PathProgramCache]: Analyzing trace with hash 492619419, now seen corresponding path program 1 times [2024-10-18 07:36:48,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:48,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:48,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:51,773 INFO L85 PathProgramCache]: Analyzing trace with hash -1908677510, now seen corresponding path program 1 times [2024-10-18 07:36:51,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:51,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:51,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:36:51,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:36:51,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:51,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:36:51,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:36:55,258 INFO L85 PathProgramCache]: Analyzing trace with hash -1256807908, now seen corresponding path program 1 times [2024-10-18 07:36:55,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:55,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:55,282 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:55,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:55,368 INFO L85 PathProgramCache]: Analyzing trace with hash 331385775, now seen corresponding path program 1 times [2024-10-18 07:36:55,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:36:55,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:36:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:55,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:36:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:36:55,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-18 07:36:55,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-18 07:36:55,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:36:55,434 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 07:36:55,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-10-18 07:36:55,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 07:38:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:38:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:38:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-18 07:38:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-18 07:38:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 07:38:53,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-10-18 07:38:53,020 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-18 07:38:53,020 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 2 more)] === [2024-10-18 07:38:53,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 07:38:53,020 INFO L85 PathProgramCache]: Analyzing trace with hash -969249687, now seen corresponding path program 6 times [2024-10-18 07:38:53,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 07:38:53,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133547440] [2024-10-18 07:38:53,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:38:53,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:38:53,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 07:38:53,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 07:38:53,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 07:38:53,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133547440] [2024-10-18 07:38:53,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133547440] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 07:38:53,255 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 07:38:53,255 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-18 07:38:53,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845251554] [2024-10-18 07:38:53,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 07:38:53,255 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-18 07:38:53,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 07:38:56,193 INFO L85 PathProgramCache]: Analyzing trace with hash -728608095, now seen corresponding path program 1 times [2024-10-18 07:38:56,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:38:56,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:38:56,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:38:56,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:38:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:16,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1112027995, now seen corresponding path program 1 times [2024-10-18 07:39:16,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:39:16,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:39:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:16,310 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:39:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:34,381 INFO L85 PathProgramCache]: Analyzing trace with hash -113142942, now seen corresponding path program 1 times [2024-10-18 07:39:34,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:39:34,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:39:34,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:34,387 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:39:34,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:53,619 INFO L85 PathProgramCache]: Analyzing trace with hash 787522570, now seen corresponding path program 1 times [2024-10-18 07:39:53,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:39:53,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:39:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:53,626 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:39:53,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:53,647 INFO L85 PathProgramCache]: Analyzing trace with hash 787522571, now seen corresponding path program 1 times [2024-10-18 07:39:53,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:39:53,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:39:53,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:39:53,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:39:53,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:13,089 INFO L85 PathProgramCache]: Analyzing trace with hash -1356617688, now seen corresponding path program 1 times [2024-10-18 07:40:13,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:40:13,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:40:13,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:13,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:40:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:36,163 INFO L85 PathProgramCache]: Analyzing trace with hash -1356617683, now seen corresponding path program 1 times [2024-10-18 07:40:36,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:40:36,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:40:36,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:36,169 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:40:36,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:57,191 INFO L85 PathProgramCache]: Analyzing trace with hash 894510965, now seen corresponding path program 1 times [2024-10-18 07:40:57,191 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:40:57,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:40:57,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:40:57,199 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:40:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:18,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1960022260, now seen corresponding path program 1 times [2024-10-18 07:41:18,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:41:18,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:41:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:18,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:41:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:39,619 INFO L85 PathProgramCache]: Analyzing trace with hash 631133916, now seen corresponding path program 1 times [2024-10-18 07:41:39,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:41:39,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:41:39,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:39,628 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:41:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1909699112, now seen corresponding path program 1 times [2024-10-18 07:41:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:41:56,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:41:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:41:56,873 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:41:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:42:19,994 INFO L85 PathProgramCache]: Analyzing trace with hash 928855587, now seen corresponding path program 1 times [2024-10-18 07:42:19,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:42:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:42:20,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:42:20,002 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:42:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:42:42,688 INFO L85 PathProgramCache]: Analyzing trace with hash 928855590, now seen corresponding path program 1 times [2024-10-18 07:42:42,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:42:42,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:42:42,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:42:42,696 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:42:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:43:01,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1270262076, now seen corresponding path program 1 times [2024-10-18 07:43:01,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:43:01,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:43:01,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:43:01,838 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:43:01,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:43:23,840 INFO L85 PathProgramCache]: Analyzing trace with hash -723433107, now seen corresponding path program 1 times [2024-10-18 07:43:23,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 07:43:23,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 07:43:23,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 07:43:23,852 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 07:43:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Killed by 15