./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA --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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:04:52,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:04:52,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:04:52,182 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:04:52,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:04:52,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:04:52,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:04:52,193 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:04:52,196 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:04:52,201 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:04:52,203 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:04:52,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:04:52,205 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:04:52,208 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:04:52,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:04:52,214 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:04:52,216 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:04:52,217 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:04:52,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:04:52,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:04:52,230 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:04:52,232 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:04:52,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:04:52,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:04:52,245 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:04:52,245 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:04:52,246 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:04:52,248 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:04:52,249 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:04:52,250 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:04:52,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:04:52,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:04:52,254 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:04:52,255 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:04:52,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:04:52,257 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:04:52,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:04:52,259 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:04:52,259 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:04:52,260 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:04:52,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:04:52,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-22 23:04:52,305 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:04:52,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:04:52,306 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:04:52,307 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:04:52,314 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:04:52,315 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:04:52,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:04:52,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:04:52,316 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:04:52,317 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:04:52,318 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:04:52,318 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:04:52,318 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:04:52,319 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:04:52,319 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:04:52,319 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:04:52,320 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:04:52,320 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:04:52,320 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:04:52,320 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:04:52,321 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:04:52,321 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:04:52,321 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:04:52,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-22 23:04:52,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:04:52,322 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:52,322 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:04:52,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:04:52,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:04:52,325 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-22 23:04:52,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:04:52,325 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:04:52,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:04:52,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:04:52,326 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:04:52,327 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:04:52,327 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2021-11-22 23:04:52,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:04:52,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:04:52,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:04:52,645 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:04:52,646 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:04:52,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:04:52,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/d6b283c6b/87ee7af5dd3847f98abfb6513ba8d5b6/FLAG7fd3e7a95 [2021-11-22 23:04:53,258 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:04:53,259 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:04:53,275 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/d6b283c6b/87ee7af5dd3847f98abfb6513ba8d5b6/FLAG7fd3e7a95 [2021-11-22 23:04:53,612 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/d6b283c6b/87ee7af5dd3847f98abfb6513ba8d5b6 [2021-11-22 23:04:53,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:04:53,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:04:53,619 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:53,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:04:53,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:04:53,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:53,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72685b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53, skipping insertion in model container [2021-11-22 23:04:53,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:53,635 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:04:53,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:04:53,912 WARN L230 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-22 23:04:53,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:53,930 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:04:53,961 WARN L230 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-22 23:04:53,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:04:53,981 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:04:53,982 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53 WrapperNode [2021-11-22 23:04:53,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:04:53,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:53,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:04:53,984 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:04:53,992 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,003 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,040 INFO L137 Inliner]: procedures = 26, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 319 [2021-11-22 23:04:54,041 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:04:54,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:04:54,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:04:54,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:04:54,053 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,115 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,125 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:04:54,142 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:04:54,142 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:04:54,142 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:04:54,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (1/1) ... [2021-11-22 23:04:54,152 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:04:54,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:54,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:54,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:04:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:04:54,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:04:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:04:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:04:54,244 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:04:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:04:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:04:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:04:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:04:54,246 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:04:54,246 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:04:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:04:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:04:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:04:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:04:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:04:54,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:04:54,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:04:54,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:04:54,249 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:04:54,398 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:04:54,400 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:04:54,899 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:04:55,178 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:04:55,186 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-22 23:04:55,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:55 BoogieIcfgContainer [2021-11-22 23:04:55,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:04:55,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:04:55,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:04:55,199 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:04:55,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:04:53" (1/3) ... [2021-11-22 23:04:55,200 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ef14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:55, skipping insertion in model container [2021-11-22 23:04:55,201 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:04:53" (2/3) ... [2021-11-22 23:04:55,202 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8d6ef14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:04:55, skipping insertion in model container [2021-11-22 23:04:55,202 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:04:55" (3/3) ... [2021-11-22 23:04:55,208 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:04:55,214 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:04:55,214 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:04:55,215 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 23:04:55,215 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:04:55,289 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,290 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,291 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,292 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,293 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,293 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,293 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,294 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,294 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,294 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,294 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,295 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,295 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,295 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,296 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,296 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,297 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,298 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,299 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,300 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,301 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,301 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,301 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,302 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,302 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,302 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,303 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,304 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,305 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,306 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,307 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,308 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,311 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,311 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,312 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,313 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,314 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,315 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,316 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,317 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,318 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,319 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,323 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,323 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,324 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,324 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,324 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,324 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,324 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,325 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,325 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,326 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,326 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,326 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,327 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,328 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,328 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,328 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,328 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,329 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,329 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,329 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,330 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,330 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,330 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,330 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,330 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,331 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,331 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,332 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,333 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,334 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,334 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,334 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,334 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,338 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-22 23:04:55,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:04:55,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:55,419 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:04:55,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:04:55,455 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:04:55,461 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 [2021-11-22 23:04:55,461 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-22 23:04:55,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,647 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,648 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,648 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,656 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,656 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,656 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,693 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,702 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,702 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,703 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,739 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,739 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,740 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,747 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,747 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,748 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:55,830 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:04:55,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:55,839 INFO L85 PathProgramCache]: Analyzing trace with hash 688051854, now seen corresponding path program 1 times [2021-11-22 23:04:55,850 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:55,851 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992075643] [2021-11-22 23:04:55,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:55,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:56,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:56,194 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:56,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992075643] [2021-11-22 23:04:56,199 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992075643] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:56,200 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:56,200 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-22 23:04:56,202 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502530272] [2021-11-22 23:04:56,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:56,213 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:04:56,213 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:56,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:04:56,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:04:56,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:56,251 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:56,253 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 94.5) internal successors, (189), 2 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) [2021-11-22 23:04:56,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:56,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:56,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-22 23:04:56,351 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:04:56,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:56,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1645014852, now seen corresponding path program 1 times [2021-11-22 23:04:56,352 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:56,352 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582788157] [2021-11-22 23:04:56,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:56,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:56,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:56,848 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:56,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582788157] [2021-11-22 23:04:56,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582788157] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:56,848 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:56,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-22 23:04:56,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073790732] [2021-11-22 23:04:56,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:56,867 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:04:56,867 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:56,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:04:56,868 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-22 23:04:56,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:56,869 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:56,869 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 26.0) internal successors, (182), 7 states have internal predecessors, (182), 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) [2021-11-22 23:04:56,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:56,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,111 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,112 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,112 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,158 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,158 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,158 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,167 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,168 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,168 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,182 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,182 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,258 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:57,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:57,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:57,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-22 23:04:57,325 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:04:57,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:57,326 INFO L85 PathProgramCache]: Analyzing trace with hash -815697319, now seen corresponding path program 1 times [2021-11-22 23:04:57,326 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:57,326 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548565286] [2021-11-22 23:04:57,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:57,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:57,658 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:57,659 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548565286] [2021-11-22 23:04:57,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548565286] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:04:57,660 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [350828522] [2021-11-22 23:04:57,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:57,661 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:04:57,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:04:57,667 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:04:57,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-22 23:04:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:57,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 412 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-22 23:04:57,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:04:58,737 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:58,737 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:04:59,270 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:04:59,271 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [350828522] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-22 23:04:59,271 INFO L186 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:04:59,272 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [8, 10] total 21 [2021-11-22 23:04:59,272 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1147106439] [2021-11-22 23:04:59,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:59,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-22 23:04:59,273 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:59,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-22 23:04:59,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2021-11-22 23:04:59,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,275 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:59,275 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.666666666666668) internal successors, (186), 9 states have internal predecessors, (186), 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) [2021-11-22 23:04:59,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:59,276 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,404 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,405 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,405 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:59,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:04:59,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:04:59,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-11-22 23:04:59,706 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:04:59,706 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:04:59,707 INFO L85 PathProgramCache]: Analyzing trace with hash -1388196556, now seen corresponding path program 1 times [2021-11-22 23:04:59,707 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:04:59,707 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198852988] [2021-11-22 23:04:59,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:04:59,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:04:59,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:04:59,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:04:59,817 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:04:59,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198852988] [2021-11-22 23:04:59,818 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198852988] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-22 23:04:59,818 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:04:59,818 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-22 23:04:59,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2061440419] [2021-11-22 23:04:59,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:04:59,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-22 23:04:59,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-22 23:04:59,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-22 23:04:59,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-11-22 23:04:59,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,820 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:04:59,821 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 31.5) internal successors, (189), 6 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) [2021-11-22 23:04:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:04:59,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:04:59,825 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:04:59,917 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,918 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,918 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,931 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,931 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,932 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,940 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,940 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,941 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,949 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:04:59,950 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,084 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,154 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,155 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,155 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,161 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,162 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,171 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,172 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,243 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,243 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,244 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,262 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,263 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,263 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,270 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,270 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,271 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,296 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,297 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,297 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:00,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-22 23:05:00,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:00,352 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-22 23:05:00,353 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:00,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:00,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1011245739, now seen corresponding path program 1 times [2021-11-22 23:05:00,354 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-22 23:05:00,354 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912864302] [2021-11-22 23:05:00,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:00,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:05:00,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:01,329 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:01,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-22 23:05:01,329 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [912864302] [2021-11-22 23:05:01,330 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [912864302] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:01,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1743686567] [2021-11-22 23:05:01,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:01,330 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:01,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:01,334 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-22 23:05:01,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-22 23:05:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:01,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 448 conjuncts, 59 conjunts are in the unsatisfiable core [2021-11-22 23:05:01,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:01,588 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-22 23:05:01,652 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-22 23:05:01,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2021-11-22 23:05:01,718 INFO L354 Elim1Store]: treesize reduction 36, result has 23.4 percent of original size [2021-11-22 23:05:01,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 17 treesize of output 22 [2021-11-22 23:05:02,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-22 23:05:02,755 INFO L354 Elim1Store]: treesize reduction 32, result has 22.0 percent of original size [2021-11-22 23:05:02,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 21 [2021-11-22 23:05:03,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-11-22 23:05:04,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-22 23:05:04,754 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-22 23:05:04,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2021-11-22 23:05:05,076 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-11-22 23:05:05,513 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2021-11-22 23:05:05,560 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:05,561 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:34,958 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30929 treesize of output 30673 [2021-11-22 23:05:35,178 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2021-11-22 23:05:35,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:35,391 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-22 23:05:35,392 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:162) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:243) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:233) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:268) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:150) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:226) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-22 23:05:35,395 INFO L158 Benchmark]: Toolchain (without parser) took 41778.80ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 59.6MB in the beginning and 46.0MB in the end (delta: 13.6MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,395 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:05:35,396 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.24ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 59.4MB in the beginning and 95.6MB in the end (delta: -36.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,396 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.43ms. Allocated memory is still 121.6MB. Free memory was 95.1MB in the beginning and 92.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,396 INFO L158 Benchmark]: Boogie Preprocessor took 97.54ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 90.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,397 INFO L158 Benchmark]: RCFGBuilder took 1051.45ms. Allocated memory is still 121.6MB. Free memory was 90.5MB in the beginning and 93.8MB in the end (delta: -3.3MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,397 INFO L158 Benchmark]: TraceAbstraction took 40199.64ms. Allocated memory was 121.6MB in the beginning and 176.2MB in the end (delta: 54.5MB). Free memory was 93.5MB in the beginning and 46.0MB in the end (delta: 47.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. [2021-11-22 23:05:35,400 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 92.3MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.24ms. Allocated memory was 92.3MB in the beginning and 121.6MB in the end (delta: 29.4MB). Free memory was 59.4MB in the beginning and 95.6MB in the end (delta: -36.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.43ms. Allocated memory is still 121.6MB. Free memory was 95.1MB in the beginning and 92.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.54ms. Allocated memory is still 121.6MB. Free memory was 92.6MB in the beginning and 90.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1051.45ms. Allocated memory is still 121.6MB. Free memory was 90.5MB in the beginning and 93.8MB in the end (delta: -3.3MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. * TraceAbstraction took 40199.64ms. Allocated memory was 121.6MB in the beginning and 176.2MB in the end (delta: 54.5MB). Free memory was 93.5MB in the beginning and 46.0MB in the end (delta: 47.5MB). Peak memory consumption was 111.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:05:35,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:35,648 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA --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 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:05:37,988 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:05:37,991 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:05:38,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:05:38,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:05:38,026 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:05:38,028 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:05:38,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:05:38,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:05:38,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:05:38,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:05:38,037 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:05:38,038 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:05:38,039 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:05:38,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:05:38,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:05:38,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:05:38,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:05:38,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:05:38,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:05:38,051 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:05:38,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:05:38,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:05:38,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:05:38,059 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:05:38,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:05:38,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:05:38,061 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:05:38,062 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:05:38,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:05:38,063 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:05:38,064 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:05:38,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:05:38,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:05:38,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:05:38,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:05:38,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:05:38,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:05:38,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:05:38,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:05:38,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:05:38,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-22 23:05:38,108 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:05:38,109 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:05:38,109 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-22 23:05:38,109 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-22 23:05:38,110 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:05:38,110 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-22 23:05:38,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:05:38,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:05:38,111 INFO L138 SettingsManager]: * Use SBE=true [2021-11-22 23:05:38,112 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:05:38,112 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:05:38,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:05:38,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:05:38,113 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:05:38,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:05:38,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:05:38,113 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:05:38,113 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:05:38,114 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:05:38,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:05:38,114 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:05:38,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:05:38,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:05:38,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-22 23:05:38,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-22 23:05:38,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:05:38,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:05:38,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:05:38,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:05:38,116 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-22 23:05:38,116 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:05:38,117 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-22 23:05:38,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-22 23:05:38,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:05:38,117 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-22 23:05:38,118 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-22 23:05:38,118 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:05:38,118 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ceec73f9e554c485344f34d2b1865bfa0707ac614302bf3f054f6fb35398f61 [2021-11-22 23:05:38,457 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:05:38,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:05:38,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:05:38,503 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:05:38,504 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:05:38,505 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/../../sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:05:38,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/093ea79e1/5a85177b1b124499bfb35421c075e0cf/FLAGe8dd76338 [2021-11-22 23:05:39,149 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:05:39,150 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:05:39,161 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/093ea79e1/5a85177b1b124499bfb35421c075e0cf/FLAGe8dd76338 [2021-11-22 23:05:39,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/data/093ea79e1/5a85177b1b124499bfb35421c075e0cf [2021-11-22 23:05:39,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:05:39,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:05:39,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:05:39,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:05:39,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:05:39,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d19f007 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39, skipping insertion in model container [2021-11-22 23:05:39,510 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,518 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:05:39,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:05:39,758 WARN L230 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-22 23:05:39,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:05:39,804 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:05:39,862 WARN L230 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_bdf161d7-02bc-456d-bec1-b027cf0c65e7/sv-benchmarks/c/weaver/popl20-bad-buffer-mult-alt.wvr.c[4293,4306] [2021-11-22 23:05:39,868 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:05:39,884 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:05:39,885 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39 WrapperNode [2021-11-22 23:05:39,885 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:05:39,886 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:05:39,886 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:05:39,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:05:39,894 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,942 INFO L137 Inliner]: procedures = 28, calls = 79, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 306 [2021-11-22 23:05:39,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:05:39,944 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:05:39,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:05:39,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:05:39,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,980 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:39,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:05:40,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:05:40,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:05:40,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:05:40,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (1/1) ... [2021-11-22 23:05:40,014 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-22 23:05:40,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:40,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-22 23:05:40,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-22 23:05:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:05:40,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:05:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:05:40,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:05:40,103 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-22 23:05:40,104 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-22 23:05:40,104 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-22 23:05:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-22 23:05:40,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-22 23:05:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-22 23:05:40,105 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-22 23:05:40,105 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-22 23:05:40,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:05:40,106 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:05:40,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:05:40,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:05:40,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:05:40,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:05:40,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:05:40,109 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:05:40,311 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:05:40,313 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:05:40,934 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:05:41,183 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:05:41,183 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-22 23:05:41,186 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:05:41 BoogieIcfgContainer [2021-11-22 23:05:41,186 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:05:41,188 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-22 23:05:41,188 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-22 23:05:41,191 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-22 23:05:41,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:05:39" (1/3) ... [2021-11-22 23:05:41,192 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c53e3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:05:41, skipping insertion in model container [2021-11-22 23:05:41,192 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:05:39" (2/3) ... [2021-11-22 23:05:41,193 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c53e3a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:05:41, skipping insertion in model container [2021-11-22 23:05:41,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:05:41" (3/3) ... [2021-11-22 23:05:41,194 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-buffer-mult-alt.wvr.c [2021-11-22 23:05:41,200 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-22 23:05:41,200 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-22 23:05:41,200 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-22 23:05:41,200 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-22 23:05:41,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,250 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,251 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,252 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,253 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,254 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,254 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,254 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,255 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,256 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,257 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,258 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,258 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,258 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,259 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,259 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,259 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,259 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,260 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,260 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,260 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,260 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,261 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,261 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,261 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,261 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,262 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,262 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,263 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,263 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,263 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,263 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,264 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,264 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,265 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,265 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,266 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,267 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,268 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,268 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,268 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,268 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,269 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,270 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,271 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,272 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,273 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,276 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,277 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,279 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,279 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,280 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,280 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,289 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,290 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,291 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,291 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,291 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,291 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,292 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,292 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,292 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,293 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,293 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,294 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,294 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,294 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,294 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,294 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,295 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,295 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,295 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,295 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,295 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,296 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,297 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,297 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,297 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,297 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,297 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,298 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,299 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,312 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,314 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~short2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,314 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,314 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,314 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,314 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,315 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~mem1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,321 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_~cond~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,322 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,323 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,326 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~mem12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,327 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_~cond~3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,328 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,329 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,330 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork1_#t~post14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,331 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_~cond~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,332 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,332 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,332 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,332 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,333 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,337 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,338 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,338 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~short6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,339 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,339 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,339 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~ret10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,340 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~mem9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,340 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,340 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,340 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,340 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_~cond~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_#t~post11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,341 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,346 INFO L148 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-11-22 23:05:41,409 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-22 23:05:41,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 [2021-11-22 23:05:41,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-22 23:05:41,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-22 23:05:41,464 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-22 23:05:41,473 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 [2021-11-22 23:05:41,474 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-22 23:05:41,601 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,601 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,602 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,654 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,655 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,655 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,693 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,730 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,731 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,731 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,784 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,788 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,789 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,883 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,885 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,920 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,938 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:41,938 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:42,054 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:42,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:42,063 INFO L85 PathProgramCache]: Analyzing trace with hash 237956519, now seen corresponding path program 1 times [2021-11-22 23:05:42,074 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:05:42,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1700124027] [2021-11-22 23:05:42,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:42,076 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:05:42,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:05:42,079 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:05:42,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-22 23:05:42,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:42,283 INFO L263 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:05:42,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:42,669 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:42,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:43,000 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:05:43,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1700124027] [2021-11-22 23:05:43,001 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1700124027] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:05:43,001 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:05:43,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-22 23:05:43,003 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1099443842] [2021-11-22 23:05:43,003 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:43,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-22 23:05:43,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:05:43,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-22 23:05:43,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-22 23:05:43,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:43,034 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:43,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 90.0) internal successors, (180), 2 states have internal predecessors, (180), 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) [2021-11-22 23:05:43,036 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:43,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:43,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:43,288 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:05:43,289 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:43,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:43,291 INFO L85 PathProgramCache]: Analyzing trace with hash -244150096, now seen corresponding path program 1 times [2021-11-22 23:05:43,292 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:05:43,292 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [537896197] [2021-11-22 23:05:43,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:43,293 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:05:43,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:05:43,294 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:05:43,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-22 23:05:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:43,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-22 23:05:43,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:44,172 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:44,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:44,682 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:05:44,682 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [537896197] [2021-11-22 23:05:44,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [537896197] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:05:44,683 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:05:44,683 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-22 23:05:44,684 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743981406] [2021-11-22 23:05:44,684 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:44,690 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-22 23:05:44,691 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:05:44,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-22 23:05:44,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2021-11-22 23:05:44,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:44,694 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:44,695 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 25.333333333333332) internal successors, (304), 12 states have internal predecessors, (304), 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) [2021-11-22 23:05:44,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:44,696 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:44,988 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:44,988 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:44,989 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:45,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:45,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:45,003 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:45,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:45,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:05:45,144 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:45,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:05:45,327 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:45,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:45,328 INFO L85 PathProgramCache]: Analyzing trace with hash -108049075, now seen corresponding path program 1 times [2021-11-22 23:05:45,328 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:05:45,329 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136922512] [2021-11-22 23:05:45,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:45,329 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:05:45,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:05:45,330 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:05:45,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-22 23:05:45,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:45,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 23:05:45,568 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:46,790 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 3 [2021-11-22 23:05:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:47,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:47,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-11-22 23:05:48,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:48,404 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:05:48,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1136922512] [2021-11-22 23:05:48,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1136922512] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-22 23:05:48,405 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-22 23:05:48,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [15] total 20 [2021-11-22 23:05:48,405 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536369853] [2021-11-22 23:05:48,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:48,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-22 23:05:48,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:05:48,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-22 23:05:48,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=322, Unknown=0, NotChecked=0, Total=380 [2021-11-22 23:05:48,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:48,415 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:48,415 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.285714285714285) internal successors, (177), 7 states have internal predecessors, (177), 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) [2021-11-22 23:05:48,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:48,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:05:48,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:48,673 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:48,673 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:48,673 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:48,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:48,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:05:48,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:48,975 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:49,162 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:05:49,163 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:49,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:49,163 INFO L85 PathProgramCache]: Analyzing trace with hash -511073388, now seen corresponding path program 1 times [2021-11-22 23:05:49,164 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:05:49,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [6407310] [2021-11-22 23:05:49,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:49,165 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:05:49,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:05:49,165 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:05:49,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-22 23:05:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:49,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:05:49,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:50,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:05:50,358 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:51,091 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:05:51,091 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:05:51,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [6407310] [2021-11-22 23:05:51,093 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [6407310] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:05:51,093 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:05:51,093 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 11] imperfect sequences [] total 21 [2021-11-22 23:05:51,093 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [377223845] [2021-11-22 23:05:51,094 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:05:51,095 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-22 23:05:51,095 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:05:51,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-22 23:05:51,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2021-11-22 23:05:51,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:51,098 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:05:51,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 13.571428571428571) internal successors, (285), 21 states have internal predecessors, (285), 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) [2021-11-22 23:05:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:05:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:51,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:51,799 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,800 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,800 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,817 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,818 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,885 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,886 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,901 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,902 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:51,902 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,053 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,054 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,054 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,140 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,193 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,194 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,226 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,318 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,318 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,318 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,394 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,394 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,394 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,409 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,452 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,452 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,453 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,469 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,469 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,470 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,557 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,558 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,558 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,571 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,571 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,571 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,582 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,582 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,583 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,597 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,597 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,597 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,619 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,619 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:52,635 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:05:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:05:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:05:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:05:53,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:05:53,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-22 23:05:53,216 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:05:53,216 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:05:53,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:05:53,217 INFO L85 PathProgramCache]: Analyzing trace with hash 961581683, now seen corresponding path program 1 times [2021-11-22 23:05:53,217 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:05:53,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371343279] [2021-11-22 23:05:53,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:05:53,218 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:05:53,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:05:53,219 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:05:53,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-22 23:05:53,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:05:53,446 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:05:53,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:05:55,816 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 17 [2021-11-22 23:05:55,968 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:05:55,969 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:05:56,530 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:05:56,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 26 [2021-11-22 23:06:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:06:01,500 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:01,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371343279] [2021-11-22 23:06:01,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [371343279] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:01,500 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:06:01,500 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 19] total 36 [2021-11-22 23:06:01,501 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443209958] [2021-11-22 23:06:01,501 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:01,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2021-11-22 23:06:01,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:01,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-11-22 23:06:01,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=297, Invalid=963, Unknown=0, NotChecked=0, Total=1260 [2021-11-22 23:06:01,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:01,503 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:01,503 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 8.25) internal successors, (297), 36 states have internal predecessors, (297), 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) [2021-11-22 23:06:01,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:01,503 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:01,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:01,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:01,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:03,183 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:03,184 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:03,184 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:03,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:03,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:03,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:03,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:03,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:06:03,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:04,114 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:04,115 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:04,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:04,115 INFO L85 PathProgramCache]: Analyzing trace with hash -1546904914, now seen corresponding path program 1 times [2021-11-22 23:06:04,116 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:04,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1915641355] [2021-11-22 23:06:04,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:06:04,116 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:04,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:04,118 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:04,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-22 23:06:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:04,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 285 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:06:04,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:05,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:05,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:05,610 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:05,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1915641355] [2021-11-22 23:06:05,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1915641355] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:06:05,611 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:06:05,611 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 13 [2021-11-22 23:06:05,611 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138078362] [2021-11-22 23:06:05,612 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:06:05,613 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-11-22 23:06:05,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:05,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-11-22 23:06:05,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2021-11-22 23:06:05,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:05,615 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:05,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 18.384615384615383) internal successors, (239), 13 states have internal predecessors, (239), 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) [2021-11-22 23:06:05,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:05,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:05,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:05,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:05,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2021-11-22 23:06:05,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:06,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:06,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:06,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:06,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:06,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:06:06,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:06,646 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:06,646 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:06,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:06,647 INFO L85 PathProgramCache]: Analyzing trace with hash -106027885, now seen corresponding path program 2 times [2021-11-22 23:06:06,647 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:06,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706043089] [2021-11-22 23:06:06,647 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:06:06,647 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:06,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:06,648 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:06,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-22 23:06:06,998 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 23:06:06,998 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:07,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-22 23:06:07,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:07,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:07,798 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:08,949 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:08,949 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:08,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [706043089] [2021-11-22 23:06:08,949 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [706043089] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:08,950 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:06:08,950 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 7] total 19 [2021-11-22 23:06:08,950 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214865808] [2021-11-22 23:06:08,950 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:08,951 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-22 23:06:08,951 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:08,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-22 23:06:08,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2021-11-22 23:06:08,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:08,952 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:08,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 16.05263157894737) internal successors, (305), 19 states have internal predecessors, (305), 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) [2021-11-22 23:06:08,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:08,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:08,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-22 23:06:08,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:10,392 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,392 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,392 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,657 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,658 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:10,658 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:11,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-22 23:06:11,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:11,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:11,250 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:11,250 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:11,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:11,251 INFO L85 PathProgramCache]: Analyzing trace with hash 56237387, now seen corresponding path program 1 times [2021-11-22 23:06:11,251 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:11,252 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [638322363] [2021-11-22 23:06:11,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-22 23:06:11,252 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:11,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:11,254 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:11,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-22 23:06:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:06:11,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-22 23:06:11,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:12,542 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:12,542 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:14,697 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:14,698 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:14,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [638322363] [2021-11-22 23:06:14,698 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [638322363] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:14,698 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:06:14,698 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 19 [2021-11-22 23:06:14,699 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600025608] [2021-11-22 23:06:14,699 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:14,700 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-22 23:06:14,700 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:14,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-22 23:06:14,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2021-11-22 23:06:14,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:14,701 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:14,701 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 17.736842105263158) internal successors, (337), 19 states have internal predecessors, (337), 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) [2021-11-22 23:06:14,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:14,704 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:15,109 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,110 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,110 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,335 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,336 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,336 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,352 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,352 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,352 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-22 23:06:15,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:15,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:15,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:15,894 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:15,894 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:15,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:15,895 INFO L85 PathProgramCache]: Analyzing trace with hash -2098550890, now seen corresponding path program 3 times [2021-11-22 23:06:15,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:15,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [216061321] [2021-11-22 23:06:15,895 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 23:06:15,895 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:15,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:15,896 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:15,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-22 23:06:16,182 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-11-22 23:06:16,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:16,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 23 conjunts are in the unsatisfiable core [2021-11-22 23:06:16,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:18,017 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:27,159 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:27,159 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:27,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [216061321] [2021-11-22 23:06:27,160 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [216061321] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:27,160 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:06:27,160 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 19] total 40 [2021-11-22 23:06:27,160 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379826663] [2021-11-22 23:06:27,161 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:27,161 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 40 states [2021-11-22 23:06:27,162 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:27,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-11-22 23:06:27,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=1313, Unknown=0, NotChecked=0, Total=1560 [2021-11-22 23:06:27,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:27,164 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:27,164 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 40 states, 40 states have (on average 7.875) internal successors, (315), 40 states have internal predecessors, (315), 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) [2021-11-22 23:06:27,164 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:27,165 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:27,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:29,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,086 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,094 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,223 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,865 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,906 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,907 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:29,907 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,365 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,366 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:30,366 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:33,663 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:33,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:33,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:33,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:33,865 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:33,865 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:33,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:33,866 INFO L85 PathProgramCache]: Analyzing trace with hash 233431429, now seen corresponding path program 2 times [2021-11-22 23:06:33,866 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:33,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1839873723] [2021-11-22 23:06:33,867 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:06:33,867 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:33,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:33,868 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:33,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-11-22 23:06:34,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 23:06:34,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:34,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 27 conjunts are in the unsatisfiable core [2021-11-22 23:06:34,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:35,112 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-22 23:06:36,434 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:36,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:37,852 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-11-22 23:06:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:06:39,649 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:39,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1839873723] [2021-11-22 23:06:39,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1839873723] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:06:39,649 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:06:39,649 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 13] total 32 [2021-11-22 23:06:39,649 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695385215] [2021-11-22 23:06:39,650 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:06:39,651 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-22 23:06:39,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:39,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-22 23:06:39,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2021-11-22 23:06:39,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:39,652 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:39,653 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 10.1875) internal successors, (326), 32 states have internal predecessors, (326), 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) [2021-11-22 23:06:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:39,653 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:39,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:06:39,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:39,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:39,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:39,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:42,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:42,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:42,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,093 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,435 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,435 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:43,435 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:06:46,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:46,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-11-22 23:06:46,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:46,456 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:46,456 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:46,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:46,456 INFO L85 PathProgramCache]: Analyzing trace with hash -2052812116, now seen corresponding path program 3 times [2021-11-22 23:06:46,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:46,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1757494505] [2021-11-22 23:06:46,457 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 23:06:46,457 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:46,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:46,458 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:46,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-11-22 23:06:46,760 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 23:06:46,761 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:46,768 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-22 23:06:46,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:47,473 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:06:47,474 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:06:47,567 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 14 [2021-11-22 23:06:48,150 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-22 23:06:48,150 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:06:48,150 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1757494505] [2021-11-22 23:06:48,150 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1757494505] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-22 23:06:48,150 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-22 23:06:48,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12, 11] imperfect sequences [] total 21 [2021-11-22 23:06:48,151 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319249769] [2021-11-22 23:06:48,151 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-22 23:06:48,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-11-22 23:06:48,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:06:48,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-11-22 23:06:48,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=293, Unknown=0, NotChecked=0, Total=420 [2021-11-22 23:06:48,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:48,153 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:06:48,153 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 12.714285714285714) internal successors, (267), 21 states have internal predecessors, (267), 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) [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:48,153 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:48,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:48,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2021-11-22 23:06:48,154 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:48,840 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:49,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:49,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:49,220 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:52,906 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:52,906 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:52,906 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:54,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:54,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:54,192 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:06:55,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:06:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:06:55,086 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2021-11-22 23:06:55,278 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:06:55,278 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:06:55,278 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:06:55,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1780216994, now seen corresponding path program 4 times [2021-11-22 23:06:55,279 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:06:55,279 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1524306407] [2021-11-22 23:06:55,279 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-22 23:06:55,279 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:06:55,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:06:55,280 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:06:55,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-22 23:06:55,473 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-22 23:06:55,474 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:06:55,485 INFO L263 TraceCheckSpWp]: Trace formula consists of 344 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-22 23:06:55,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:06:56,757 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-22 23:06:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:06:59,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:07:02,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-11-22 23:07:06,957 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:07:06,957 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:07:06,958 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1524306407] [2021-11-22 23:07:06,958 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1524306407] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:07:06,958 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:07:06,958 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 21] total 47 [2021-11-22 23:07:06,958 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624004902] [2021-11-22 23:07:06,958 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:07:06,959 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2021-11-22 23:07:06,959 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:07:06,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-11-22 23:07:06,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=377, Invalid=1785, Unknown=0, NotChecked=0, Total=2162 [2021-11-22 23:07:06,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:06,961 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:07:06,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 7.468085106382978) internal successors, (351), 47 states have internal predecessors, (351), 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) [2021-11-22 23:07:06,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:07:06,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:07:06,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-11-22 23:07:06,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:07:06,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:07:06,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:13,743 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:13,743 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:13,744 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:14,460 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:14,460 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:14,460 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:15,508 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:15,508 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:15,508 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,155 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,156 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,156 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,726 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:17,727 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:18,284 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:18,284 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:18,284 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:07:28,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:07:28,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-11-22 23:07:28,864 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-22 23:07:29,053 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:07:29,053 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:07:29,054 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:07:29,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1625678143, now seen corresponding path program 5 times [2021-11-22 23:07:29,055 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:07:29,055 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1295439098] [2021-11-22 23:07:29,055 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2021-11-22 23:07:29,055 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:07:29,055 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:07:29,056 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:07:29,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-11-22 23:07:29,393 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-11-22 23:07:29,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:07:29,408 INFO L263 TraceCheckSpWp]: Trace formula consists of 386 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 23:07:29,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:07:30,375 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-22 23:07:30,375 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:07:32,766 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 29 proven. 6 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2021-11-22 23:07:32,766 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:07:32,766 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1295439098] [2021-11-22 23:07:32,767 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1295439098] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:07:32,767 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:07:32,767 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 23 [2021-11-22 23:07:32,767 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437490858] [2021-11-22 23:07:32,767 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:07:32,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2021-11-22 23:07:32,768 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:07:32,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-11-22 23:07:32,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=379, Unknown=0, NotChecked=0, Total=506 [2021-11-22 23:07:32,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:32,769 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:07:32,769 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 13.652173913043478) internal successors, (314), 23 states have internal predecessors, (314), 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) [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:07:32,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-11-22 23:07:32,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-11-22 23:07:32,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-11-22 23:07:32,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:07:32,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2021-11-22 23:07:32,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:07:33,239 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,240 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,265 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,265 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,265 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:33,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,513 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,513 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,513 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,545 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,545 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,546 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,566 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,575 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,575 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,575 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,583 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,583 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:07:56,584 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,592 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,593 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,593 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:09,650 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:15,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:15,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:15,862 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:20,661 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:20,662 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:20,662 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:24,860 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:24,860 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:24,861 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:30,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:30,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:30,400 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:34,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:34,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:34,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:37,803 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:37,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:37,804 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,174 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,174 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,174 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:08:39,200 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,429 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,485 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,485 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,516 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,526 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,526 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:23,526 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,651 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,651 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,651 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,693 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,693 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,694 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,707 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,707 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:24,708 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,770 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,771 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,771 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,856 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,866 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,881 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,882 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:26,882 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:27,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:27,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:27,147 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,443 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,443 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,444 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,471 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,472 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,472 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,480 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,500 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,500 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:30,500 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,293 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,407 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,581 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,581 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:31,581 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,458 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,459 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,564 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,565 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,595 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,596 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,816 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,816 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,816 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,828 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,828 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,828 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,835 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,845 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,869 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,876 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,876 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:32,876 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:34,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:09:34,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:09:34,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-11-22 23:09:34,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:34,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-11-22 23:09:34,260 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:09:34,261 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:09:34,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:09:34,261 INFO L85 PathProgramCache]: Analyzing trace with hash 165218381, now seen corresponding path program 6 times [2021-11-22 23:09:34,262 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:09:34,262 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [304179005] [2021-11-22 23:09:34,262 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2021-11-22 23:09:34,262 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:09:34,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:09:34,265 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:09:34,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-11-22 23:09:34,589 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 2 check-sat command(s) [2021-11-22 23:09:34,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:09:34,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 25 conjunts are in the unsatisfiable core [2021-11-22 23:09:34,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:34,654 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-22 23:09:34,907 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:09:34,908 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2021-11-22 23:09:35,677 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:09:35,872 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:09:35,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-22 23:09:36,052 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 7 [2021-11-22 23:09:36,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:36,151 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:09:39,012 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:09:39,012 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 148 treesize of output 148 [2021-11-22 23:09:45,531 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 17 [2021-11-22 23:09:45,576 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:09:45,576 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:09:45,576 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [304179005] [2021-11-22 23:09:45,576 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [304179005] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:09:45,577 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:09:45,577 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 18] total 24 [2021-11-22 23:09:45,577 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292529966] [2021-11-22 23:09:45,577 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:09:45,577 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-11-22 23:09:45,578 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:09:45,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-11-22 23:09:45,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=474, Unknown=2, NotChecked=0, Total=552 [2021-11-22 23:09:45,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:09:45,578 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:09:45,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 11.166666666666666) internal successors, (268), 24 states have internal predecessors, (268), 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) [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:45,579 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:09:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:46,421 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,441 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-22 23:09:48,449 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,450 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,450 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,652 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,653 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,709 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,710 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,797 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,798 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,798 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,813 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,814 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,814 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:48,837 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,642 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,642 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,642 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:50,836 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,032 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,033 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,033 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,057 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,058 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,058 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,149 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,167 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,167 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,167 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,214 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,214 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,214 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,266 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,267 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,277 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,278 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,364 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,364 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,364 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,371 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,372 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,372 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,381 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,403 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,403 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,403 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,452 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,452 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,453 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,470 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,471 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,471 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,486 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,497 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,497 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:51,498 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:09:52,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2021-11-22 23:09:52,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:09:52,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:09:52,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-11-22 23:09:52,255 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:09:52,255 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:09:52,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:09:52,256 INFO L85 PathProgramCache]: Analyzing trace with hash 913666355, now seen corresponding path program 7 times [2021-11-22 23:09:52,256 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:09:52,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [198145146] [2021-11-22 23:09:52,257 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2021-11-22 23:09:52,257 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:09:52,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:09:52,258 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:09:52,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-11-22 23:09:52,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:09:52,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-22 23:09:52,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:09:52,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-22 23:09:53,767 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:09:53,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 14 [2021-11-22 23:09:56,350 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:09:56,868 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:09:56,869 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-11-22 23:09:57,261 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:09:57,261 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2021-11-22 23:09:57,942 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2021-11-22 23:09:58,138 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:09:58,138 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:10:04,138 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:10:04,139 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1040 treesize of output 1016 [2021-11-22 23:14:16,533 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 47 [2021-11-22 23:14:17,132 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:14:17,132 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:14:17,132 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [198145146] [2021-11-22 23:14:17,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [198145146] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:14:17,133 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:14:17,133 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 29] total 55 [2021-11-22 23:14:17,133 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [359702266] [2021-11-22 23:14:17,133 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:14:17,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2021-11-22 23:14:17,134 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:14:17,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-11-22 23:14:17,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=303, Invalid=2665, Unknown=2, NotChecked=0, Total=2970 [2021-11-22 23:14:17,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:17,136 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:14:17,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 5.781818181818182) internal successors, (318), 55 states have internal predecessors, (318), 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) [2021-11-22 23:14:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:14:17,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:14:17,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:19,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,525 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,525 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,526 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,555 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,555 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,555 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,568 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,569 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,569 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,576 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,577 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,577 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,590 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,600 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,600 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,600 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,610 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,610 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,611 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,618 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:19,619 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,143 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,144 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,144 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,300 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,300 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,300 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,316 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,316 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,316 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:20,351 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:23,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:14:23,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:14:23,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2021-11-22 23:14:23,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:23,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:14:23,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-22 23:14:23,176 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2021-11-22 23:14:23,365 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:14:23,366 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:14:23,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:14:23,366 INFO L85 PathProgramCache]: Analyzing trace with hash 59021346, now seen corresponding path program 8 times [2021-11-22 23:14:23,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:14:23,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1563851834] [2021-11-22 23:14:23,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-22 23:14:23,367 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:14:23,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:14:23,368 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:14:23,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-11-22 23:14:23,597 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-22 23:14:23,597 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:14:23,608 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:14:23,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:14:25,800 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 3 [2021-11-22 23:14:27,367 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:27,367 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:14:29,154 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 4 [2021-11-22 23:14:34,847 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:14:34,848 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:14:34,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1563851834] [2021-11-22 23:14:34,848 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1563851834] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:14:34,848 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:14:34,848 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 18] total 42 [2021-11-22 23:14:34,849 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594355607] [2021-11-22 23:14:34,849 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:14:34,850 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2021-11-22 23:14:34,850 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:14:34,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-11-22 23:14:34,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1426, Unknown=0, NotChecked=0, Total=1722 [2021-11-22 23:14:34,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:34,852 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:14:34,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 8.452380952380953) internal successors, (355), 42 states have internal predecessors, (355), 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) [2021-11-22 23:14:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:14:34,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:14:34,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-11-22 23:14:34,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:14:41,893 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:41,893 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:41,894 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:42,502 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:42,502 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:42,503 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,005 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,005 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,005 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,806 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:43,807 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:44,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:44,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:44,542 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:45,347 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:45,347 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:45,347 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,101 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,101 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,101 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:46,846 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:49,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:49,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:14:49,491 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:13,605 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:13,606 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:13,606 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:21,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:21,723 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:21,724 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:29,008 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:29,008 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:29,008 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:34,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:34,951 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:34,952 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:39,558 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:39,559 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:39,559 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:43,356 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:43,356 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:43,356 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:46,091 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:46,092 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:46,092 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:48,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:48,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:48,085 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:49,273 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:49,273 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:49,273 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:15:54,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:15:54,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-22 23:15:54,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-11-22 23:15:54,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2021-11-22 23:15:54,445 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:15:54,446 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:15:54,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:15:54,446 INFO L85 PathProgramCache]: Analyzing trace with hash 1149816384, now seen corresponding path program 9 times [2021-11-22 23:15:54,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:15:54,447 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [134500311] [2021-11-22 23:15:54,447 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-22 23:15:54,447 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:15:54,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:15:54,448 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:15:54,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-11-22 23:15:54,655 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-22 23:15:54,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:15:54,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 253 conjuncts, 40 conjunts are in the unsatisfiable core [2021-11-22 23:15:54,679 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:15:59,570 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-22 23:15:59,575 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:15:59,575 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 23 treesize of output 10 [2021-11-22 23:15:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-22 23:15:59,963 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:16:01,200 INFO L354 Elim1Store]: treesize reduction 12, result has 25.0 percent of original size [2021-11-22 23:16:01,200 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 47 treesize of output 35 [2021-11-22 23:16:06,286 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2021-11-22 23:16:06,286 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-22 23:16:06,286 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [134500311] [2021-11-22 23:16:06,287 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [134500311] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-22 23:16:06,287 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-11-22 23:16:06,287 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 23] total 46 [2021-11-22 23:16:06,287 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [884672742] [2021-11-22 23:16:06,287 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-11-22 23:16:06,288 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 46 states [2021-11-22 23:16:06,288 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-22 23:16:06,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-11-22 23:16:06,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=425, Invalid=1645, Unknown=0, NotChecked=0, Total=2070 [2021-11-22 23:16:06,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:06,289 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-22 23:16:06,289 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 46 states, 46 states have (on average 6.630434782608695) internal successors, (305), 46 states have internal predecessors, (305), 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) [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:16:06,290 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 140 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2021-11-22 23:16:06,291 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:09,873 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,873 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,873 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,918 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,919 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,998 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,999 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:09,999 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,012 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,013 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,022 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,022 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,022 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,034 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,034 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,034 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,048 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,048 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,049 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,061 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,062 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,062 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,083 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,166 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,166 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,166 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,191 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,191 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,191 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,207 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,208 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,208 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,250 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,251 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,251 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,259 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,281 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,281 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,281 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,294 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~mem5#1_34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,302 WARN L322 ript$VariableManager]: TermVariabe |v_thread2_#t~short6#1_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,315 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,315 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,315 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,325 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,326 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,333 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,334 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,342 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,343 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,350 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,359 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,366 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,366 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,367 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,378 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,378 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,378 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,388 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,388 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,388 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,398 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,405 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,405 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~short2#1_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:10,405 WARN L322 ript$VariableManager]: TermVariabe |v_thread1_#t~mem1#1_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 140 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-11-22 23:16:13,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-22 23:16:13,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-11-22 23:16:13,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 85 states. [2021-11-22 23:16:13,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-11-22 23:16:13,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2021-11-22 23:16:13,307 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 [2021-11-22 23:16:13,308 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-22 23:16:13,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:16:13,308 INFO L85 PathProgramCache]: Analyzing trace with hash -766364545, now seen corresponding path program 10 times [2021-11-22 23:16:13,308 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-22 23:16:13,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1052532148] [2021-11-22 23:16:13,309 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-22 23:16:13,309 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-22 23:16:13,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat [2021-11-22 23:16:13,310 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-22 23:16:13,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdf161d7-02bc-456d-bec1-b027cf0c65e7/bin/ugemcutter-lIJgRBJBxA/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-11-22 23:16:13,543 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-22 23:16:13,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-22 23:16:13,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 45 conjunts are in the unsatisfiable core [2021-11-22 23:16:13,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:16:13,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-22 23:16:15,287 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-22 23:16:15,288 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 16 treesize of output 16 [2021-11-22 23:16:18,700 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-22 23:16:19,316 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:16:19,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 31 [2021-11-22 23:16:19,835 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:16:19,835 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 29 treesize of output 28 [2021-11-22 23:16:20,317 INFO L354 Elim1Store]: treesize reduction 37, result has 22.9 percent of original size [2021-11-22 23:16:20,317 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-11-22 23:16:21,103 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 26 [2021-11-22 23:16:21,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:16:21,378 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-22 23:16:34,388 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-22 23:16:34,389 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 2032 treesize of output 2008