./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/weaver/popl20-figure3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 559b036c 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-figure3.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 a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 --- Real Ultimate output --- This is Ultimate 0.2.3-?-559b036-m [2023-11-23 03:49:40,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 03:49:41,032 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2023-11-23 03:49:41,036 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 03:49:41,037 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 03:49:41,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 03:49:41,058 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 03:49:41,058 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 03:49:41,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 03:49:41,062 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 03:49:41,063 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 03:49:41,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 03:49:41,063 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 03:49:41,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 03:49:41,064 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 03:49:41,065 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 03:49:41,065 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 03:49:41,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 03:49:41,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 03:49:41,066 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 03:49:41,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 03:49:41,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 03:49:41,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 03:49:41,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 03:49:41,067 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 03:49:41,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 03:49:41,068 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 03:49:41,068 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 03:49:41,068 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 03:49:41,068 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 03:49:41,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 03:49:41,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 03:49:41,070 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 03:49:41,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 03:49:41,070 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2023-11-23 03:49:41,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 03:49:41,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 03:49:41,071 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-23 03:49:41,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 03:49:41,071 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-23 03:49:41,071 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-23 03:49:41,071 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a479da07a0fc6d1ad250c3f67241d6294523a3c8fee4f6d465a7a5bdc9204f86 [2023-11-23 03:49:41,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 03:49:41,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 03:49:41,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 03:49:41,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 03:49:41,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 03:49:41,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-figure3.wvr.c [2023-11-23 03:49:42,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 03:49:42,425 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 03:49:42,425 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c [2023-11-23 03:49:42,430 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/79184742e/a630ae7956b14f6283856efb6e89670d/FLAGaac0b1b8b [2023-11-23 03:49:42,439 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/79184742e/a630ae7956b14f6283856efb6e89670d [2023-11-23 03:49:42,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 03:49:42,443 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 03:49:42,456 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 03:49:42,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 03:49:42,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 03:49:42,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11eab1e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42, skipping insertion in model container [2023-11-23 03:49:42,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 03:49:42,583 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c[2147,2160] [2023-11-23 03:49:42,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 03:49:42,592 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 03:49:42,605 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-figure3.wvr.c[2147,2160] [2023-11-23 03:49:42,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 03:49:42,611 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 03:49:42,611 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 03:49:42,616 INFO L206 MainTranslator]: Completed translation [2023-11-23 03:49:42,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42 WrapperNode [2023-11-23 03:49:42,616 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 03:49:42,617 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 03:49:42,617 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 03:49:42,618 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 03:49:42,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,645 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 75 [2023-11-23 03:49:42,646 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 03:49:42,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 03:49:42,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 03:49:42,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 03:49:42,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,654 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,657 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,662 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,663 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 03:49:42,665 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 03:49:42,665 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 03:49:42,665 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 03:49:42,679 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (1/1) ... [2023-11-23 03:49:42,683 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 03:49:42,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:49:42,707 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) [2023-11-23 03:49:42,714 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 [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 03:49:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 03:49:42,758 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 03:49:42,758 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 03:49:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 03:49:42,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 03:49:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 03:49:42,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 03:49:42,760 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 03:49:42,836 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 03:49:42,837 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 03:49:43,044 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 03:49:43,150 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 03:49:43,150 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 03:49:43,151 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:49:43 BoogieIcfgContainer [2023-11-23 03:49:43,151 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 03:49:43,155 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 03:49:43,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 03:49:43,158 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 03:49:43,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:49:42" (1/3) ... [2023-11-23 03:49:43,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67e4253d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:49:43, skipping insertion in model container [2023-11-23 03:49:43,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:42" (2/3) ... [2023-11-23 03:49:43,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67e4253d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:49:43, skipping insertion in model container [2023-11-23 03:49:43,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:49:43" (3/3) ... [2023-11-23 03:49:43,161 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-figure3.wvr.c [2023-11-23 03:49:43,166 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-23 03:49:43,173 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 03:49:43,173 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 03:49:43,173 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-23 03:49:43,203 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-23 03:49:43,244 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 03:49:43,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-23 03:49:43,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:49:43,246 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) [2023-11-23 03:49:43,252 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 [2023-11-23 03:49:43,282 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-23 03:49:43,291 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-23 03:49:43,301 INFO L357 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, mHoare=true, 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;@49247546, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 03:49:43,302 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-11-23 03:49:43,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:49:43,407 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:49:43,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1316435872, now seen corresponding path program 1 times [2023-11-23 03:49:43,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:49:43,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [449012839] [2023-11-23 03:49:43,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:49:43,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:49:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:49:43,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:43,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:49:43,884 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [449012839] [2023-11-23 03:49:43,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [449012839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 03:49:43,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 03:49:43,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 03:49:43,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310442352] [2023-11-23 03:49:43,887 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 03:49:43,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 03:49:43,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:49:43,913 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 03:49:43,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2023-11-23 03:49:43,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:43,916 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:49:43,917 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.8333333333333335) internal successors, (17), 6 states have internal predecessors, (17), 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) [2023-11-23 03:49:43,917 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:44,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:44,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 03:49:44,012 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:49:44,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:49:44,013 INFO L85 PathProgramCache]: Analyzing trace with hash 987602117, now seen corresponding path program 1 times [2023-11-23 03:49:44,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:49:44,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976801103] [2023-11-23 03:49:44,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:49:44,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:49:44,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:49:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:44,245 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:49:44,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976801103] [2023-11-23 03:49:44,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976801103] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:49:44,245 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734665741] [2023-11-23 03:49:44,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:49:44,246 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:49:44,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:49:44,285 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) [2023-11-23 03:49:44,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 03:49:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:49:44,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 03:49:44,365 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:49:44,494 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:44,494 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:49:44,601 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:44,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1734665741] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:49:44,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:49:44,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 17 [2023-11-23 03:49:44,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326892138] [2023-11-23 03:49:44,603 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:49:44,604 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-23 03:49:44,604 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:49:44,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-23 03:49:44,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=206, Unknown=0, NotChecked=0, Total=272 [2023-11-23 03:49:44,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:44,609 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:49:44,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 3.1176470588235294) internal successors, (53), 17 states have internal predecessors, (53), 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) [2023-11-23 03:49:44,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:44,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:44,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:44,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2023-11-23 03:49:45,000 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-23 03:49:45,199 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-23 03:49:45,200 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:49:45,200 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:49:45,200 INFO L85 PathProgramCache]: Analyzing trace with hash -67900721, now seen corresponding path program 2 times [2023-11-23 03:49:45,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:49:45,200 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356163575] [2023-11-23 03:49:45,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:49:45,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:49:45,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:49:45,411 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 03:49:45,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:49:45,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356163575] [2023-11-23 03:49:45,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356163575] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:49:45,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [915767378] [2023-11-23 03:49:45,412 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-23 03:49:45,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:49:45,412 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:49:45,413 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) [2023-11-23 03:49:45,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 03:49:45,473 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-23 03:49:45,473 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:49:45,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-23 03:49:45,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:49:45,515 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 03:49:45,515 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:49:45,567 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-23 03:49:45,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [915767378] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:49:45,568 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:49:45,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 3, 3] total 6 [2023-11-23 03:49:45,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338492902] [2023-11-23 03:49:45,568 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:49:45,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-23 03:49:45,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:49:45,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-23 03:49:45,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-23 03:49:45,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:45,571 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:49:45,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.714285714285714) internal successors, (47), 6 states have internal predecessors, (47), 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) [2023-11-23 03:49:45,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:45,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2023-11-23 03:49:45,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:45,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:45,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:49:45,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:49:45,733 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 03:49:45,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:49:45,931 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:49:45,931 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:49:45,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1147898534, now seen corresponding path program 3 times [2023-11-23 03:49:45,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:49:45,932 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130324889] [2023-11-23 03:49:45,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:49:45,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:49:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:49:46,134 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 43 proven. 52 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 03:49:46,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:49:46,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130324889] [2023-11-23 03:49:46,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130324889] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:49:46,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786428215] [2023-11-23 03:49:46,136 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-23 03:49:46,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:49:46,136 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:49:46,137 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) [2023-11-23 03:49:46,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 03:49:46,260 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2023-11-23 03:49:46,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:49:46,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 03:49:46,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:49:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 7 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:46,528 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:49:47,045 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 7 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:49:47,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [786428215] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:49:47,046 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:49:47,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 17, 17] total 36 [2023-11-23 03:49:47,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623402415] [2023-11-23 03:49:47,046 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:49:47,047 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2023-11-23 03:49:47,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:49:47,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2023-11-23 03:49:47,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1058, Unknown=0, NotChecked=0, Total=1260 [2023-11-23 03:49:47,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:49:47,048 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:49:47,048 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 3.5555555555555554) internal successors, (128), 36 states have internal predecessors, (128), 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) [2023-11-23 03:49:47,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:49:47,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:49:47,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:49:47,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:05,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:05,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:05,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:05,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2023-11-23 03:50:05,241 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 03:50:05,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:05,429 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:50:05,429 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:50:05,429 INFO L85 PathProgramCache]: Analyzing trace with hash -705909030, now seen corresponding path program 4 times [2023-11-23 03:50:05,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:50:05,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906960916] [2023-11-23 03:50:05,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:50:05,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:50:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:50:05,797 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 03:50:05,797 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:50:05,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906960916] [2023-11-23 03:50:05,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906960916] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:50:05,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [724827716] [2023-11-23 03:50:05,798 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-11-23 03:50:05,798 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:05,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:50:05,799 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) [2023-11-23 03:50:05,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 03:50:05,875 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-11-23 03:50:05,876 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:50:05,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-23 03:50:05,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:50:06,188 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:50:06,189 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:50:06,776 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 209 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:50:06,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [724827716] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:50:06,777 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:50:06,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 21, 21] total 45 [2023-11-23 03:50:06,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672301205] [2023-11-23 03:50:06,777 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:50:06,777 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2023-11-23 03:50:06,777 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:50:06,778 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2023-11-23 03:50:06,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=1676, Unknown=0, NotChecked=0, Total=1980 [2023-11-23 03:50:06,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:06,779 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:50:06,779 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 3.111111111111111) internal successors, (140), 45 states have internal predecessors, (140), 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) [2023-11-23 03:50:06,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:06,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:06,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:06,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2023-11-23 03:50:06,779 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:14,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:14,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:14,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:14,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:14,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:14,029 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 03:50:14,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:14,224 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:50:14,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:50:14,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1206808257, now seen corresponding path program 5 times [2023-11-23 03:50:14,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:50:14,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1425744389] [2023-11-23 03:50:14,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:50:14,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:50:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:50:14,814 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 16 proven. 449 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2023-11-23 03:50:14,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:50:14,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1425744389] [2023-11-23 03:50:14,814 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1425744389] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:50:14,814 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62947783] [2023-11-23 03:50:14,815 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-11-23 03:50:14,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:14,815 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:50:14,816 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) [2023-11-23 03:50:14,828 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 03:50:15,364 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2023-11-23 03:50:15,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:50:15,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 272 conjuncts, 58 conjunts are in the unsatisfiable core [2023-11-23 03:50:15,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:50:16,009 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 16 proven. 607 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:50:16,010 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:50:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 16 proven. 607 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 03:50:17,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [62947783] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:50:17,110 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:50:17,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 31, 31] total 66 [2023-11-23 03:50:17,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88207063] [2023-11-23 03:50:17,110 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:50:17,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2023-11-23 03:50:17,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:50:17,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2023-11-23 03:50:17,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=590, Invalid=3700, Unknown=0, NotChecked=0, Total=4290 [2023-11-23 03:50:17,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:17,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:50:17,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 3.303030303030303) internal successors, (218), 66 states have internal predecessors, (218), 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) [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:17,114 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:24,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:50:24,791 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2023-11-23 03:50:24,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:24,986 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:50:24,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:50:24,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1964107597, now seen corresponding path program 6 times [2023-11-23 03:50:24,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:50:24,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114089457] [2023-11-23 03:50:24,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:50:24,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:50:25,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:50:26,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1850 backedges. 0 proven. 1299 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2023-11-23 03:50:26,030 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:50:26,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114089457] [2023-11-23 03:50:26,030 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114089457] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:50:26,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1224900615] [2023-11-23 03:50:26,030 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-11-23 03:50:26,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:26,030 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:50:26,031 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) [2023-11-23 03:50:26,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-23 03:50:27,046 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2023-11-23 03:50:27,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:50:27,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 105 conjunts are in the unsatisfiable core [2023-11-23 03:50:27,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:50:27,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1850 backedges. 0 proven. 1289 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-23 03:50:27,237 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:50:27,489 INFO L134 CoverageAnalysis]: Checked inductivity of 1850 backedges. 0 proven. 1289 refuted. 0 times theorem prover too weak. 561 trivial. 0 not checked. [2023-11-23 03:50:27,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1224900615] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:50:27,490 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:50:27,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2023-11-23 03:50:27,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46619250] [2023-11-23 03:50:27,490 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:50:27,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2023-11-23 03:50:27,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:50:27,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2023-11-23 03:50:27,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2023-11-23 03:50:27,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:27,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:50:27,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 5.866666666666666) internal successors, (88), 14 states have internal predecessors, (88), 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) [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:50:27,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:28,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:28,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:50:28,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 03:50:28,155 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2023-11-23 03:50:28,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2023-11-23 03:50:28,351 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:50:28,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:50:28,351 INFO L85 PathProgramCache]: Analyzing trace with hash 629680216, now seen corresponding path program 7 times [2023-11-23 03:50:28,351 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:50:28,351 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787158920] [2023-11-23 03:50:28,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:50:28,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:50:28,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:50:30,491 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 158 proven. 1716 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 03:50:30,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:50:30,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787158920] [2023-11-23 03:50:30,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787158920] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:50:30,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028328320] [2023-11-23 03:50:30,492 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-11-23 03:50:30,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:50:30,492 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:50:30,493 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) [2023-11-23 03:50:30,493 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-23 03:50:30,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:50:30,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 94 conjunts are in the unsatisfiable core [2023-11-23 03:50:30,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:50:31,289 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 182 proven. 1690 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 03:50:31,289 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:50:35,530 INFO L134 CoverageAnalysis]: Checked inductivity of 1877 backedges. 182 proven. 1690 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 03:50:35,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028328320] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:50:35,531 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:50:35,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 49, 49] total 105 [2023-11-23 03:50:35,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164336532] [2023-11-23 03:50:35,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:50:35,531 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 105 states [2023-11-23 03:50:35,531 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:50:35,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 105 interpolants. [2023-11-23 03:50:35,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1581, Invalid=9339, Unknown=0, NotChecked=0, Total=10920 [2023-11-23 03:50:35,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:50:35,535 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:50:35,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 105 states, 105 states have (on average 3.2) internal successors, (336), 105 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:50:35,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:50:35,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-23 03:50:35,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:51:45,106 WARN L293 SmtUtils]: Spent 29.28s on a formula simplification. DAG size of input: 93 DAG size of output: 79 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-23 03:52:20,535 WARN L293 SmtUtils]: Spent 22.80s on a formula simplification. DAG size of input: 97 DAG size of output: 82 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-23 03:54:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:54:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:54:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:54:16,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:54:16,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:54:16,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:54:16,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-23 03:54:16,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2023-11-23 03:54:16,096 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-23 03:54:16,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:54:16,286 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-11-23 03:54:16,287 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 03:54:16,287 INFO L85 PathProgramCache]: Analyzing trace with hash 1040070812, now seen corresponding path program 8 times [2023-11-23 03:54:16,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 03:54:16,287 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646688342] [2023-11-23 03:54:16,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 03:54:16,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 03:54:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 03:54:20,492 INFO L134 CoverageAnalysis]: Checked inductivity of 4097 backedges. 230 proven. 3864 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 03:54:20,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 03:54:20,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646688342] [2023-11-23 03:54:20,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646688342] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 03:54:20,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1813882159] [2023-11-23 03:54:20,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-23 03:54:20,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 03:54:20,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2023-11-23 03:54:20,493 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) [2023-11-23 03:54:20,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-23 03:54:20,612 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-23 03:54:20,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-23 03:54:20,616 INFO L262 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 142 conjunts are in the unsatisfiable core [2023-11-23 03:54:20,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 03:54:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4097 backedges. 266 proven. 3826 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 03:54:21,558 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 03:54:30,900 INFO L134 CoverageAnalysis]: Checked inductivity of 4097 backedges. 266 proven. 3826 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 03:54:30,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1813882159] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 03:54:30,900 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 03:54:30,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [77, 73, 73] total 153 [2023-11-23 03:54:30,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029796496] [2023-11-23 03:54:30,902 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 03:54:30,904 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 153 states [2023-11-23 03:54:30,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 03:54:30,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 153 interpolants. [2023-11-23 03:54:30,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3573, Invalid=19683, Unknown=0, NotChecked=0, Total=23256 [2023-11-23 03:54:30,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:54:30,913 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-23 03:54:30,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 153 states, 153 states have (on average 3.1372549019607843) internal successors, (480), 153 states have internal predecessors, (480), 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) [2023-11-23 03:54:30,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2023-11-23 03:54:30,914 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-23 03:55:53,682 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse10 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 20) 4294967296) 1)) (.cse2 (mod (+ 19 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse17 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 31) 4294967296)) (.cse15 (mod (+ 5 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse9 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 20) 4294967296)) (.cse14 (+ (mod (+ 19 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse19 (+ (mod (+ 30 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse16 (+ (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse30 (mod (+ 23 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse27 (+ (mod (+ 22 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse22 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 25) 4294967296)) (.cse5 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 24) 4294967296) 1)) (.cse36 (mod (+ 30 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse28 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 28) 4294967296)) (.cse8 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 27) 4294967296) 1)) (.cse24 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 4) 4294967296)) (.cse23 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 25) 4294967296) 1)) (.cse34 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 17) 4294967296)) (.cse33 (+ (mod (+ 16 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse32 (mod (+ 16 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse0 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 14) 4294967296)) (.cse6 (mod c_~N~0 4294967296)) (.cse43 (+ (mod (+ 33 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse41 (+ (mod (+ 14 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse38 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 26) 4294967296)) (.cse25 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296) 1)) (.cse12 (mod (+ 32 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse18 (+ (mod (+ 31 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse37 (+ (mod (+ 29 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse44 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 15) 4294967296)) (.cse39 (+ 1 (mod (+ 15 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (.cse11 (mod (+ 21 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse46 (mod (+ 29 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296)) (.cse29 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 28) 4294967296) 1)) (.cse26 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 22) 4294967296)) (.cse47 (+ (mod (+ 21 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse4 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 24) 4294967296)) (.cse31 (+ (mod (+ 23 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse21 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 12) 4294967296) 1)) (.cse7 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 27) 4294967296)) (.cse45 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 26) 4294967296) 1)) (.cse42 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 33) 4294967296)) (.cse13 (+ (mod (+ 32 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (.cse3 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 18) 4294967296) 1)) (.cse48 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 18) 4294967296)) (.cse35 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 17) 4294967296) 1)) (.cse40 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 12) 4294967296)) (.cse20 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 13) 4294967296)) (.cse1 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 13) 4294967296) 1))) (and (< .cse0 .cse1) (< .cse2 .cse3) (< .cse4 .cse5) (< (mod |c_thread2Thread1of1ForFork1_~i~1#1| 4294967296) .cse6) (< .cse7 .cse8) (< .cse9 .cse10) (< .cse11 .cse10) (< .cse12 .cse13) (< .cse2 .cse14) (< .cse15 .cse16) (< .cse17 .cse18) (< (mod (+ 9 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 6 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse17 .cse19) (< .cse20 .cse21) (< .cse22 .cse23) (< .cse24 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296) 1)) (< .cse15 .cse25) (< .cse26 .cse27) (< .cse28 .cse29) (< .cse30 .cse31) (< .cse32 .cse33) (< .cse34 .cse35) (< .cse9 .cse14) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 11) 4294967296) (+ (mod (+ 8 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 8) 4294967296) (+ (mod (+ 5 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse36 .cse19) (< .cse24 .cse16) (< .cse30 .cse27) (< .cse22 .cse5) (< .cse36 .cse37) (< (mod (+ 2 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) .cse6) (< .cse28 .cse8) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 6) 4294967296) .cse25) (< .cse24 (+ (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse38 .cse23) (< .cse34 .cse33) (< .cse32 .cse39) (< .cse40 (+ (mod (+ 9 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 10) 4294967296) (+ (mod (+ 7 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse0 .cse41) (< .cse42 .cse43) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 1) 4294967296) .cse6) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 34) 4294967296) .cse43) (< .cse44 .cse41) (< .cse40 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 11) 4294967296) 1)) (< .cse38 .cse45) (< (mod (+ 7 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) .cse25) (< .cse12 .cse18) (< .cse46 .cse37) (< .cse44 .cse39) (< .cse11 .cse47) (< .cse46 .cse29) (< .cse26 .cse47) (< .cse4 .cse31) (< .cse40 .cse21) (< .cse7 .cse45) (< .cse42 .cse13) (< .cse48 .cse3) (< .cse48 .cse35) (< .cse40 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 10) 4294967296) 1)) (< .cse20 .cse1))) is different from false [2023-11-23 03:58:05,712 WARN L293 SmtUtils]: Spent 12.03s on a formula simplification. DAG size of input: 198 DAG size of output: 1 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-23 03:58:07,719 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 4) 4294967296)) (.cse0 (mod c_~N~0 4294967296)) (.cse2 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 12) 4294967296))) (and (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 24) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 24) 4294967296) 1)) (< (mod |c_thread2Thread1of1ForFork1_~i~1#1| 4294967296) .cse0) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 27) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 27) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 20) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 20) 4294967296) 1)) (< (mod (+ 32 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 32 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 19 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 19 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 31) 4294967296) (+ (mod (+ 31 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 9 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 6 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 25) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 25) 4294967296) 1)) (< .cse1 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 22) 4294967296) (+ (mod (+ 22 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 28) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 28) 4294967296) 1)) (< (mod (+ 23 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 23 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 16 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 16 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 17) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 17) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 8) 4294967296) (+ (mod (+ 5 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 30 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 30 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse1 (+ (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 2 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) .cse0) (< .cse1 (+ (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse2 (+ (mod (+ 9 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 10) 4294967296) (+ (mod (+ 7 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 14) 4294967296) (+ (mod (+ 14 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 33) 4294967296) (+ (mod (+ 33 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 1) 4294967296) .cse0) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 11) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 26) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 26) 4294967296) 1)) (< (mod (+ 7 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296) 1)) (< (mod (+ 29 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 29 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 15) 4294967296) (+ 1 (mod (+ 15 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (< (mod (+ 21 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 21 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 12) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 18) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 18) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 10) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 13) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 13) 4294967296) 1)))) is different from false [2023-11-23 03:58:09,729 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 4) 4294967296)) (.cse0 (mod c_~N~0 4294967296)) (.cse2 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 12) 4294967296))) (and (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 24) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 24) 4294967296) 1)) (< (mod |c_thread2Thread1of1ForFork1_~i~1#1| 4294967296) .cse0) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 27) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 27) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 20) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 20) 4294967296) 1)) (< (mod (+ 32 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 32 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 19 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 19 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 31) 4294967296) (+ (mod (+ 31 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 9 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 6 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 25) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 25) 4294967296) 1)) (< .cse1 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 22) 4294967296) (+ (mod (+ 22 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 28) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 28) 4294967296) 1)) (< (mod (+ 23 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 23 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 16 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 16 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 17) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 17) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 8) 4294967296) (+ (mod (+ 5 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 30 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 30 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse1 (+ (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 2 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) .cse0) (< .cse1 (+ (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse2 (+ (mod (+ 9 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 10) 4294967296) (+ (mod (+ 7 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 14) 4294967296) (+ (mod (+ 14 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 33) 4294967296) (+ (mod (+ 33 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 1) 4294967296) .cse0) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 11) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 26) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 26) 4294967296) 1)) (< (mod (+ 29 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 29 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 15) 4294967296) (+ 1 (mod (+ 15 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (< (mod (+ 21 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 21 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 12) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 18) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 18) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 10) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 13) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 13) 4294967296) 1)))) is different from false [2023-11-23 03:58:14,108 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse1 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 4) 4294967296)) (.cse0 (mod c_~N~0 4294967296)) (.cse2 (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 12) 4294967296))) (and (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 14) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 13) 4294967296) 1)) (< (mod (+ 19 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 18) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 8) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296) 1)) (< (mod |c_thread2Thread1of1ForFork1_~i~1#1| 4294967296) .cse0) (< .cse1 (+ (mod c_thread1Thread1of1ForFork0_~i~0 4294967296) 1)) (< (mod (+ 21 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 20) 4294967296) 1)) (< .cse2 (+ (mod (+ 8 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 31) 4294967296) (+ (mod (+ 30 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 13) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 12) 4294967296) 1)) (< .cse1 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 20) 4294967296) (+ (mod (+ 19 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 23 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 22 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 10) 4294967296) (+ (mod (+ 6 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 25) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 24) 4294967296) 1)) (< (mod (+ 30 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 29 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 2 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) .cse0) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 28) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 27) 4294967296) 1)) (< .cse1 (+ (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 26) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 25) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 17) 4294967296) (+ (mod (+ 16 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 16 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ 1 (mod (+ 15 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (< .cse2 (+ (mod (+ 9 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 1) 4294967296) .cse0) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 15) 4294967296) (+ (mod (+ 14 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 11) 4294967296) 1)) (< (mod (+ 32 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 31 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ 29 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 28) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 22) 4294967296) (+ (mod (+ 21 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 24) 4294967296) (+ (mod (+ 23 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 27) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 26) 4294967296) 1)) (< (mod (+ 9 |c_thread2Thread1of1ForFork1_~i~1#1|) 4294967296) (+ (mod (+ 5 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 33) 4294967296) (+ (mod (+ 32 c_thread1Thread1of1ForFork0_~i~0) 4294967296) 1)) (< (mod (+ |c_thread2Thread1of1ForFork1_~i~1#1| 18) 4294967296) (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 17) 4294967296) 1)) (< .cse2 (+ (mod (+ c_thread1Thread1of1ForFork0_~i~0 10) 4294967296) 1)))) is different from false Killed by 15