./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3 --witnessprinter.witness.filename witness.graphml --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 dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 04:56:32,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 04:56:32,214 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 04:56:32,260 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 04:56:32,261 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 04:56:32,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 04:56:32,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 04:56:32,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 04:56:32,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 04:56:32,283 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 04:56:32,284 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 04:56:32,286 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 04:56:32,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 04:56:32,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 04:56:32,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 04:56:32,296 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 04:56:32,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 04:56:32,299 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 04:56:32,301 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 04:56:32,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 04:56:32,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 04:56:32,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 04:56:32,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 04:56:32,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 04:56:32,321 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 04:56:32,321 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 04:56:32,322 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 04:56:32,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 04:56:32,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 04:56:32,326 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 04:56:32,327 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 04:56:32,328 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 04:56:32,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 04:56:32,331 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 04:56:32,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 04:56:32,333 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 04:56:32,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 04:56:32,334 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 04:56:32,334 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 04:56:32,335 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 04:56:32,336 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 04:56:32,337 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-07 04:56:32,381 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 04:56:32,382 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 04:56:32,382 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 04:56:32,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 04:56:32,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 04:56:32,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 04:56:32,392 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 04:56:32,392 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 04:56:32,392 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 04:56:32,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 04:56:32,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 04:56:32,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 04:56:32,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 04:56:32,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 04:56:32,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 04:56:32,395 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 04:56:32,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 04:56:32,395 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 04:56:32,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 04:56:32,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 04:56:32,396 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 04:56:32,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-07 04:56:32,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 04:56:32,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:32,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 04:56:32,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 04:56:32,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 04:56:32,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 04:56:32,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 04:56:32,399 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-07 04:56:32,399 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-07 04:56:32,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 04:56:32,400 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-07 04:56:32,400 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-07 04:56:32,401 INFO L138 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad265ed8a17f32bb0a174302dfe188f9a15f60b81cc9c28a67851ab05270da2 [2021-11-07 04:56:32,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 04:56:32,762 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 04:56:32,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 04:56:32,766 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 04:56:32,767 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 04:56:32,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/../../sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-11-07 04:56:32,845 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/data/53f8a58ec/f3b2c0b21a344f63ac063bba05329c42/FLAGb8b69bc5e [2021-11-07 04:56:33,537 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 04:56:33,538 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i [2021-11-07 04:56:33,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/data/53f8a58ec/f3b2c0b21a344f63ac063bba05329c42/FLAGb8b69bc5e [2021-11-07 04:56:33,744 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/data/53f8a58ec/f3b2c0b21a344f63ac063bba05329c42 [2021-11-07 04:56:33,746 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 04:56:33,747 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 04:56:33,749 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:33,749 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 04:56:33,752 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 04:56:33,753 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:33,754 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283d7c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:33, skipping insertion in model container [2021-11-07 04:56:33,754 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:56:33" (1/1) ... [2021-11-07 04:56:33,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 04:56:33,810 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 04:56:34,400 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2021-11-07 04:56:34,419 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,420 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,421 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,422 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,491 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 04:56:34,554 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/sv-benchmarks/c/goblint-regression/28-race_reach_93-evilcollapse_racefree.i[47038,47051] [2021-11-07 04:56:34,561 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,561 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,562 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,565 WARN L1529 CHandler]: Possible shadowing of function new [2021-11-07 04:56:34,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 04:56:34,683 INFO L208 MainTranslator]: Completed translation [2021-11-07 04:56:34,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34 WrapperNode [2021-11-07 04:56:34,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 04:56:34,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,686 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 04:56:34,686 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 04:56:34,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 04:56:34,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 04:56:34,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 04:56:34,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,844 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 04:56:34,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 04:56:34,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 04:56:34,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 04:56:34,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (1/1) ... [2021-11-07 04:56:34,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 04:56:34,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:34,884 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:34,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 04:56:34,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 04:56:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 04:56:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 04:56:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 04:56:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 04:56:34,933 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 04:56:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 04:56:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 04:56:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2021-11-07 04:56:34,934 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2021-11-07 04:56:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 04:56:34,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 04:56:34,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 04:56:34,936 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 04:56:35,676 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 04:56:35,677 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-07 04:56:35,679 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35 BoogieIcfgContainer [2021-11-07 04:56:35,679 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 04:56:35,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 04:56:35,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 04:56:35,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 04:56:35,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:56:33" (1/3) ... [2021-11-07 04:56:35,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1c4011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:56:34" (2/3) ... [2021-11-07 04:56:35,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a1c4011 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:56:35, skipping insertion in model container [2021-11-07 04:56:35,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:56:35" (3/3) ... [2021-11-07 04:56:35,687 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_93-evilcollapse_racefree.i [2021-11-07 04:56:35,692 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 04:56:35,692 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 04:56:35,692 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 04:56:35,693 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 04:56:35,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,729 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,729 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,730 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,731 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,732 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,733 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,734 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,734 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,735 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,736 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,737 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,737 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,738 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,739 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,740 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,740 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,740 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,741 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,742 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,743 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,744 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,745 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,745 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,745 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,745 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,745 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,746 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,747 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,748 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,749 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,750 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,751 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,752 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,753 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,754 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,755 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,755 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,756 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,757 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,758 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,759 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,760 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,761 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,761 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,761 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,761 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,762 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,763 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,764 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,764 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,764 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,764 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,764 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,765 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,766 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,769 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0___VERIFIER_assert_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,770 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~p~3.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,771 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem13.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,772 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,773 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,773 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,773 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,774 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,775 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~pos~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 04:56:35,779 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-11-07 04:56:35,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-07 04:56:35,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:35,834 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-07 04:56:35,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-07 04:56:35,872 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2021-11-07 04:56:35,879 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 04:56:35,879 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 04:56:40,955 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:40,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:40,961 INFO L85 PathProgramCache]: Analyzing trace with hash -2119815518, now seen corresponding path program 1 times [2021-11-07 04:56:40,975 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:40,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [203514043] [2021-11-07 04:56:40,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:40,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:41,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:41,321 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:41,322 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:41,323 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [203514043] [2021-11-07 04:56:41,324 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [203514043] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:41,324 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:41,324 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 04:56:41,326 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920600523] [2021-11-07 04:56:41,334 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 04:56:41,334 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:41,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 04:56:41,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 04:56:41,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,357 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:41,360 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.5) internal successors, (117), 2 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:41,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,407 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 04:56:41,408 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:41,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:41,411 INFO L85 PathProgramCache]: Analyzing trace with hash 663846975, now seen corresponding path program 1 times [2021-11-07 04:56:41,411 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:41,411 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192345061] [2021-11-07 04:56:41,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:41,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:41,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:41,578 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:41,579 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:41,580 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192345061] [2021-11-07 04:56:41,580 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192345061] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:41,581 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:41,581 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:56:41,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [676547441] [2021-11-07 04:56:41,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:41,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:41,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:41,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:41,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,589 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:41,589 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2021-11-07 04:56:41,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,659 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 04:56:41,660 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:41,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:41,660 INFO L85 PathProgramCache]: Analyzing trace with hash -1701928404, now seen corresponding path program 1 times [2021-11-07 04:56:41,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:41,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499184811] [2021-11-07 04:56:41,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:41,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:41,789 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:41,789 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:41,789 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499184811] [2021-11-07 04:56:41,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499184811] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 04:56:41,790 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 04:56:41,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-07 04:56:41,790 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922078360] [2021-11-07 04:56:41,791 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 04:56:41,791 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:41,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 04:56:41,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 04:56:41,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,792 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:41,793 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.333333333333336) internal successors, (127), 3 states have internal predecessors, (127), 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) [2021-11-07 04:56:41,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:41,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:41,824 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 04:56:41,824 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:41,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:41,825 INFO L85 PathProgramCache]: Analyzing trace with hash 51464899, now seen corresponding path program 1 times [2021-11-07 04:56:41,825 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:41,826 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952729843] [2021-11-07 04:56:41,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:41,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:41,847 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:56:41,848 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2016372331] [2021-11-07 04:56:41,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:41,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:41,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:41,850 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:41,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-07 04:56:42,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 04:56:42,045 INFO L263 TraceCheckSpWp]: Trace formula consists of 380 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:42,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:42,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:42,617 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:42,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952729843] [2021-11-07 04:56:42,618 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 04:56:42,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2016372331] [2021-11-07 04:56:42,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2016372331] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:42,619 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:42,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-11-07 04:56:42,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897743879] [2021-11-07 04:56:42,622 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 04:56:42,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:42,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 04:56:42,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 04:56:42,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,625 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:42,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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) [2021-11-07 04:56:42,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:42,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:42,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:42,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:42,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:42,733 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:42,922 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:42,922 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:42,923 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:42,923 INFO L85 PathProgramCache]: Analyzing trace with hash 145706828, now seen corresponding path program 2 times [2021-11-07 04:56:42,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:42,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4024449] [2021-11-07 04:56:42,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:42,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:42,948 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:56:42,948 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1020169721] [2021-11-07 04:56:42,949 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-07 04:56:42,949 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:42,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:42,950 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:42,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-07 04:56:43,191 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-07 04:56:43,191 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:43,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:56:43,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:43,753 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 1 proven. 33 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-07 04:56:43,753 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:43,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4024449] [2021-11-07 04:56:43,754 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 04:56:43,754 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1020169721] [2021-11-07 04:56:43,754 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1020169721] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:43,755 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:43,755 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-11-07 04:56:43,760 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935726100] [2021-11-07 04:56:43,761 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:43,761 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:43,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:43,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:43,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,763 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:43,764 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.0) internal successors, (189), 7 states have internal predecessors, (189), 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) [2021-11-07 04:56:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:43,764 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:43,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:43,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:43,884 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:44,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:44,070 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:44,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:44,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1914894755, now seen corresponding path program 3 times [2021-11-07 04:56:44,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:44,071 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1615461950] [2021-11-07 04:56:44,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:44,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:44,104 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:56:44,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [980444973] [2021-11-07 04:56:44,106 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-07 04:56:44,106 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:44,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:44,108 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:44,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-11-07 04:56:44,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-07 04:56:44,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:44,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 04:56:44,384 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-07 04:56:45,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:45,071 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1615461950] [2021-11-07 04:56:45,071 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 04:56:45,072 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980444973] [2021-11-07 04:56:45,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980444973] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:45,072 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:45,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-11-07 04:56:45,072 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702920032] [2021-11-07 04:56:45,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 04:56:45,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:45,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 04:56:45,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-07 04:56:45,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,074 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:45,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.6) internal successors, (158), 5 states have internal predecessors, (158), 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) [2021-11-07 04:56:45,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:45,075 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:45,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:45,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:45,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:45,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-11-07 04:56:45,398 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:45,398 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:45,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:45,399 INFO L85 PathProgramCache]: Analyzing trace with hash -1433435969, now seen corresponding path program 4 times [2021-11-07 04:56:45,399 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:45,399 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690921276] [2021-11-07 04:56:45,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:45,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:45,423 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:56:45,423 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1652912662] [2021-11-07 04:56:45,424 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-07 04:56:45,424 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:45,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:45,425 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:45,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-11-07 04:56:45,806 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-07 04:56:45,807 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:56:45,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 742 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 04:56:45,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:56:46,777 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 0 proven. 299 refuted. 0 times theorem prover too weak. 199 trivial. 0 not checked. [2021-11-07 04:56:46,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:56:46,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690921276] [2021-11-07 04:56:46,778 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 04:56:46,778 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652912662] [2021-11-07 04:56:46,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652912662] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:56:46,778 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:56:46,778 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-11-07 04:56:46,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417365109] [2021-11-07 04:56:46,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-07 04:56:46,779 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:56:46,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-07 04:56:46,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-07 04:56:46,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,781 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:56:46,781 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.714285714285715) internal successors, (201), 7 states have internal predecessors, (201), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 04:56:46,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:46,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:56:46,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:56:46,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:46,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:56:46,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:56:46,942 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-11-07 04:56:47,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-11-07 04:56:47,122 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:56:47,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:56:47,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1958508253, now seen corresponding path program 5 times [2021-11-07 04:56:47,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:56:47,123 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1697972329] [2021-11-07 04:56:47,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:56:47,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:56:47,167 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:56:47,167 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1474309155] [2021-11-07 04:56:47,167 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-07 04:56:47,167 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:56:47,167 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:56:47,171 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:56:47,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-11-07 04:58:57,745 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-11-07 04:58:57,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-07 04:58:57,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 747 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 04:58:57,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 04:58:58,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1189 backedges. 589 proven. 96 refuted. 0 times theorem prover too weak. 504 trivial. 0 not checked. [2021-11-07 04:58:58,752 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-07 04:58:58,752 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1697972329] [2021-11-07 04:58:58,752 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-11-07 04:58:58,753 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474309155] [2021-11-07 04:58:58,753 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474309155] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-07 04:58:58,753 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-11-07 04:58:58,753 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2021-11-07 04:58:58,753 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679000063] [2021-11-07 04:58:58,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 04:58:58,754 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-07 04:58:58,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 04:58:58,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-11-07 04:58:58,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-07 04:58:58,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 28.88888888888889) internal successors, (260), 9 states have internal predecessors, (260), 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) [2021-11-07 04:58:58,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 04:58:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 04:58:58,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 04:58:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-07 04:58:58,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-07 04:58:58,923 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-11-07 04:58:59,086 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:59,086 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [t_funErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 04:58:59,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 04:58:59,087 INFO L85 PathProgramCache]: Analyzing trace with hash 513041862, now seen corresponding path program 6 times [2021-11-07 04:58:59,087 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-07 04:58:59,087 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121715182] [2021-11-07 04:58:59,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 04:58:59,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 04:58:59,148 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-07 04:58:59,149 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1887279440] [2021-11-07 04:58:59,149 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-07 04:58:59,149 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-07 04:58:59,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 [2021-11-07 04:58:59,150 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-07 04:58:59,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b82ebb4d-f22a-4969-a93b-99e522bee616/bin/ugemcutter-iGDDIIUDf3/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process