./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/config/GemCutterReach.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7 --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 1f26adb485977d70a6992fdab3dab46a33bb0fe8 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:24:23,085 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:24:23,088 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:24:23,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:24:23,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:24:23,148 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:24:23,151 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:24:23,155 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:24:23,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:24:23,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:24:23,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:24:23,169 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:24:23,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:24:23,173 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:24:23,175 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:24:23,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:24:23,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:24:23,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:24:23,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:24:23,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:24:23,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:24:23,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:24:23,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:24:23,201 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:24:23,205 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:24:23,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:24:23,206 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:24:23,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:24:23,207 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:24:23,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:24:23,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:24:23,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:24:23,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:24:23,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:24:23,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:24:23,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:24:23,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:24:23,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:24:23,215 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:24:23,216 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:24:23,216 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:24:23,217 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 01:24:23,243 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:24:23,244 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:24:23,244 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 01:24:23,244 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 01:24:23,246 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 01:24:23,246 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 01:24:23,246 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 01:24:23,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:24:23,247 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:24:23,247 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 01:24:23,247 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:24:23,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:24:23,248 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:24:23,248 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:24:23,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:24:23,248 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:24:23,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:24:23,249 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:24:23,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:24:23,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:24:23,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:24:23,250 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 01:24:23,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:24:23,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:24:23,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:24:23,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:24:23,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:24:23,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 01:24:23,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 01:24:23,252 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 01:24:23,252 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 01:24:23,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:24:23,252 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 01:24:23,252 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 01:24:23,253 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_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f26adb485977d70a6992fdab3dab46a33bb0fe8 [2021-10-16 01:24:23,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:24:23,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:24:23,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:24:23,520 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:24:23,521 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:24:23,522 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-10-16 01:24:23,590 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/data/bed139c79/d71d9179db3a423a873ef648a94d7146/FLAG256f3908e [2021-10-16 01:24:24,164 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:24:24,168 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2021-10-16 01:24:24,183 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/data/bed139c79/d71d9179db3a423a873ef648a94d7146/FLAG256f3908e [2021-10-16 01:24:24,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/data/bed139c79/d71d9179db3a423a873ef648a94d7146 [2021-10-16 01:24:24,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:24:24,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:24:24,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:24,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:24:24,495 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:24:24,496 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f8eaedd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24, skipping insertion in model container [2021-10-16 01:24:24,498 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:24:24,527 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:24:24,756 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4002,4015] [2021-10-16 01:24:24,765 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:24:24,774 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 01:24:24,807 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c[4002,4015] [2021-10-16 01:24:24,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:24:24,826 INFO L208 MainTranslator]: Completed translation [2021-10-16 01:24:24,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24 WrapperNode [2021-10-16 01:24:24,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:24:24,828 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 01:24:24,829 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 01:24:24,829 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 01:24:24,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,850 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 01:24:24,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 01:24:24,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 01:24:24,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 01:24:24,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,892 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,898 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,898 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,923 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,925 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 01:24:24,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 01:24:24,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 01:24:24,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 01:24:24,949 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (1/1) ... [2021-10-16 01:24:24,957 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:24:24,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:25,003 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 01:24:25,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 01:24:25,049 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-16 01:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-16 01:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-16 01:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-16 01:24:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-10-16 01:24:25,050 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 01:24:25,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-16 01:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 01:24:25,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 01:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 01:24:25,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 01:24:25,054 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-16 01:24:26,157 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 01:24:26,179 INFO L299 CfgBuilder]: Removed 46 assume(true) statements. [2021-10-16 01:24:26,184 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:24:26 BoogieIcfgContainer [2021-10-16 01:24:26,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 01:24:26,186 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 01:24:26,186 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 01:24:26,189 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 01:24:26,190 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:24:24" (1/3) ... [2021-10-16 01:24:26,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2492feed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:24:26, skipping insertion in model container [2021-10-16 01:24:26,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:24:24" (2/3) ... [2021-10-16 01:24:26,191 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2492feed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:24:26, skipping insertion in model container [2021-10-16 01:24:26,191 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:24:26" (3/3) ... [2021-10-16 01:24:26,193 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-bad-ring-nondet.wvr.c [2021-10-16 01:24:26,206 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-16 01:24:26,207 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 01:24:26,207 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-16 01:24:26,207 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 01:24:26,293 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,294 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,294 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,294 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,294 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,295 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,296 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,296 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,297 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,297 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,298 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,298 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,299 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,300 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,300 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,300 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,301 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,301 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,302 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,303 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,303 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,303 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,304 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,305 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,306 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,306 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,306 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,306 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,307 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,307 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,307 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,307 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,307 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,308 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,308 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,309 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,310 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,310 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,311 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,311 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,311 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,312 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,312 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,314 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,314 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,314 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,315 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,315 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,315 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,315 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,315 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,316 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,316 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,316 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,317 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,317 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,318 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,318 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,318 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,322 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,322 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,322 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,323 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,323 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,324 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,325 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,325 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,325 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,325 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,325 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,326 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,327 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,330 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,330 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,331 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,331 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,331 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,332 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,333 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,333 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,334 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,341 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,341 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,341 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,341 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,342 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,343 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,344 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,344 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,344 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,345 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,345 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,345 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,345 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,345 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,346 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,347 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,348 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,349 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,349 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,349 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,349 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,350 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,350 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,350 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,350 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,351 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,352 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,352 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,358 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,358 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,358 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~s~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,359 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,359 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,359 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,360 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,360 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,360 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,360 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork0_~j~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,360 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~short14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,362 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,362 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~k~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe thread3Thread1of1ForFork1_~t~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,363 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,364 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,364 WARN L313 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~short19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_assume_abort_if_not_~cond not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,366 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~short9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork2_~l~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,367 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,368 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,368 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,376 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2021-10-16 01:24:26,430 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 01:24:26,430 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:26,437 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 01:24:26,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-16 01:24:26,469 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-16 01:24:26,476 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, mConcurrency=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 [2021-10-16 01:24:26,476 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-16 01:24:26,718 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,719 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,719 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:26,781 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:26,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:26,795 INFO L82 PathProgramCache]: Analyzing trace with hash -1698948906, now seen corresponding path program 1 times [2021-10-16 01:24:26,807 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:26,807 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041090350] [2021-10-16 01:24:26,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:26,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:27,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:24:27,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:27,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041090350] [2021-10-16 01:24:27,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041090350] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:27,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:27,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-16 01:24:27,050 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [806368026] [2021-10-16 01:24:27,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-16 01:24:27,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:27,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-16 01:24:27,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-16 01:24:27,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,073 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:27,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 87.0) internal successors, (174), 2 states have internal predecessors, (174), 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) [2021-10-16 01:24:27,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,122 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,123 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,123 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,140 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 01:24:27,141 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:27,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:27,142 INFO L82 PathProgramCache]: Analyzing trace with hash -2102095851, now seen corresponding path program 1 times [2021-10-16 01:24:27,142 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:27,142 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095431208] [2021-10-16 01:24:27,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:27,143 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:27,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:27,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:24:27,604 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:27,604 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095431208] [2021-10-16 01:24:27,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095431208] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:27,605 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:27,605 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 01:24:27,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067919417] [2021-10-16 01:24:27,609 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 01:24:27,609 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:27,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 01:24:27,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-16 01:24:27,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,613 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:27,614 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.0) internal successors, (174), 6 states have internal predecessors, (174), 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) [2021-10-16 01:24:27,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,614 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:27,793 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,793 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,793 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,817 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,817 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,818 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,847 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,847 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,847 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,857 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,858 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,858 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,884 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,885 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,885 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,895 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,896 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,896 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,908 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,908 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,909 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,941 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,942 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:27,942 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,101 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,102 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,103 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,111 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,112 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,112 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,174 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 01:24:28,174 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:28,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:28,175 INFO L82 PathProgramCache]: Analyzing trace with hash -731051124, now seen corresponding path program 1 times [2021-10-16 01:24:28,176 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:28,177 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291809101] [2021-10-16 01:24:28,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:28,178 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:28,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-16 01:24:28,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:28,547 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291809101] [2021-10-16 01:24:28,547 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291809101] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:28,548 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:28,548 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 01:24:28,549 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212632733] [2021-10-16 01:24:28,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 01:24:28,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:28,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 01:24:28,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-10-16 01:24:28,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,553 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:28,554 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.166666666666668) internal successors, (181), 6 states have internal predecessors, (181), 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) [2021-10-16 01:24:28,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,554 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,654 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,654 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,655 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,661 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,661 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,662 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,668 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,669 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,669 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,680 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,680 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,681 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,719 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,720 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,720 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,742 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,743 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,743 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:28,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,781 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 01:24:28,781 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:28,782 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:28,782 INFO L82 PathProgramCache]: Analyzing trace with hash 1016254097, now seen corresponding path program 1 times [2021-10-16 01:24:28,782 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:28,782 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429286302] [2021-10-16 01:24:28,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:28,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:28,979 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:28,979 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:28,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429286302] [2021-10-16 01:24:28,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429286302] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:28,979 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:28,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-16 01:24:28,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409357832] [2021-10-16 01:24:28,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 01:24:28,980 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:28,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 01:24:28,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 01:24:28,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,982 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:28,982 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 37.6) internal successors, (188), 5 states have internal predecessors, (188), 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) [2021-10-16 01:24:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:28,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:29,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 01:24:29,077 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:29,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:29,078 INFO L82 PathProgramCache]: Analyzing trace with hash -553629721, now seen corresponding path program 1 times [2021-10-16 01:24:29,078 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:29,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58538127] [2021-10-16 01:24:29,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:29,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:29,168 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:29,169 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:29,169 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58538127] [2021-10-16 01:24:29,169 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58538127] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:29,169 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:29,169 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 01:24:29,170 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675558683] [2021-10-16 01:24:29,170 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 01:24:29,171 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:29,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 01:24:29,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 01:24:29,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,172 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:29,172 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-16 01:24:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:29,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,197 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:29,197 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:29,197 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:29,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:29,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:29,212 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 01:24:29,213 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:29,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:29,213 INFO L82 PathProgramCache]: Analyzing trace with hash -434040793, now seen corresponding path program 2 times [2021-10-16 01:24:29,214 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:29,214 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1215506782] [2021-10-16 01:24:29,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:29,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:29,306 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:29,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:29,307 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1215506782] [2021-10-16 01:24:29,307 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1215506782] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:29,307 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:24:29,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-16 01:24:29,308 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064649374] [2021-10-16 01:24:29,308 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 01:24:29,308 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:29,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 01:24:29,309 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-16 01:24:29,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,310 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:29,310 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 66.0) internal successors, (198), 3 states have internal predecessors, (198), 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) [2021-10-16 01:24:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:29,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:29,311 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:29,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:29,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 01:24:29,339 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:29,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:29,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1004686737, now seen corresponding path program 1 times [2021-10-16 01:24:29,340 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:29,340 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750114943] [2021-10-16 01:24:29,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:29,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:29,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:29,472 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:29,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:29,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750114943] [2021-10-16 01:24:29,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750114943] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:29,477 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [825976759] [2021-10-16 01:24:29,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:29,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:29,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:29,482 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 01:24:29,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-16 01:24:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:29,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-16 01:24:29,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:24:30,213 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 24 treesize of output 8 [2021-10-16 01:24:30,258 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:30,258 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [825976759] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:30,258 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 01:24:30,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 5 [2021-10-16 01:24:30,259 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557215005] [2021-10-16 01:24:30,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-16 01:24:30,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:30,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-16 01:24:30,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-16 01:24:30,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:30,261 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:30,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.4) internal successors, (207), 5 states have internal predecessors, (207), 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) [2021-10-16 01:24:30,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:30,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:30,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:30,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:30,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:30,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:30,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:30,335 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:30,335 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:30,335 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:30,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:30,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:30,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:30,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:30,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-10-16 01:24:30,733 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-10-16 01:24:30,733 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:30,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:30,734 INFO L82 PathProgramCache]: Analyzing trace with hash 81104833, now seen corresponding path program 2 times [2021-10-16 01:24:30,734 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:30,734 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102387542] [2021-10-16 01:24:30,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:30,735 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:30,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:30,923 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:30,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:30,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102387542] [2021-10-16 01:24:30,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102387542] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:30,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1091991176] [2021-10-16 01:24:30,924 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-16 01:24:30,924 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:30,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:30,930 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 01:24:30,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-16 01:24:31,189 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-10-16 01:24:31,190 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 01:24:31,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-16 01:24:31,198 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:24:31,705 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-16 01:24:31,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1091991176] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 01:24:31,706 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-16 01:24:31,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2021-10-16 01:24:31,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [173038827] [2021-10-16 01:24:31,707 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-16 01:24:31,707 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:31,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-16 01:24:31,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2021-10-16 01:24:31,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:31,709 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:31,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 69.0) internal successors, (207), 3 states have internal predecessors, (207), 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) [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:31,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:31,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:31,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:31,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:31,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:31,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:31,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:31,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:31,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-16 01:24:31,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:31,969 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:31,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:31,970 INFO L82 PathProgramCache]: Analyzing trace with hash -699264255, now seen corresponding path program 3 times [2021-10-16 01:24:31,970 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:31,970 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139014781] [2021-10-16 01:24:31,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:31,971 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:32,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:32,155 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-16 01:24:32,156 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:32,156 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139014781] [2021-10-16 01:24:32,156 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139014781] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:32,157 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813642726] [2021-10-16 01:24:32,157 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-10-16 01:24:32,157 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:32,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:32,158 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 01:24:32,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-16 01:24:32,471 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-10-16 01:24:32,471 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 01:24:32,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-16 01:24:32,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:24:33,530 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 15 [2021-10-16 01:24:33,640 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-16 01:24:33,640 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813642726] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:33,640 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 01:24:33,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2021-10-16 01:24:33,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257463303] [2021-10-16 01:24:33,642 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-10-16 01:24:33,642 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:33,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-10-16 01:24:33,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=332, Unknown=0, NotChecked=0, Total=380 [2021-10-16 01:24:33,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:33,644 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:33,645 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 18.05) internal successors, (361), 20 states have internal predecessors, (361), 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) [2021-10-16 01:24:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:33,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:33,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:34,636 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,637 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,637 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,685 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,685 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,685 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,693 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,694 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,694 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,790 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,790 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,791 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,799 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,799 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,800 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,864 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,864 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,865 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,872 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,873 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,873 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:34,931 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,039 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,039 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,040 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,047 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,047 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,048 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,183 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,184 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,184 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,240 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,240 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,241 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:35,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:35,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:35,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:35,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:35,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-10-16 01:24:35,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-16 01:24:35,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:35,537 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-10-16 01:24:35,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:24:35,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1716832043, now seen corresponding path program 4 times [2021-10-16 01:24:35,538 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 01:24:35,538 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530244475] [2021-10-16 01:24:35,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:24:35,538 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 01:24:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:24:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-16 01:24:35,969 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 01:24:35,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530244475] [2021-10-16 01:24:35,970 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530244475] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:35,970 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911271351] [2021-10-16 01:24:35,970 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-10-16 01:24:35,971 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:35,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 [2021-10-16 01:24:35,972 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-16 01:24:35,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-16 01:24:36,438 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-10-16 01:24:36,438 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-16 01:24:36,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-16 01:24:36,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:24:37,986 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-16 01:24:37,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1911271351] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-16 01:24:37,987 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-16 01:24:37,987 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 24 [2021-10-16 01:24:37,988 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051822511] [2021-10-16 01:24:37,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2021-10-16 01:24:37,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 01:24:37,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-10-16 01:24:37,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=494, Unknown=0, NotChecked=0, Total=552 [2021-10-16 01:24:37,991 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:37,991 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 01:24:37,992 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 15.75) internal successors, (378), 24 states have internal predecessors, (378), 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) [2021-10-16 01:24:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:37,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:37,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:37,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:37,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:37,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:37,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2021-10-16 01:24:37,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:40,742 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,743 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,743 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,750 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,750 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,751 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,785 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,786 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,786 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,793 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,794 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,794 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,920 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,921 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,921 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,929 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,929 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,929 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,972 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,972 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,973 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,980 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~mem13_26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,981 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:40,981 WARN L313 ript$VariableManager]: TermVariabe |v_thread2_#t~short14_42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,032 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,032 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,032 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,039 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,039 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~mem18_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,039 WARN L313 ript$VariableManager]: TermVariabe |v_thread3_#t~short19_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,134 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~mem8_32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,135 WARN L313 ript$VariableManager]: TermVariabe |v_thread1_#t~short9_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 01:24:41,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 01:24:41,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:41,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-16 01:24:41,163 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-16 01:24:41,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-10-16 01:24:41,166 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 01:24:41,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 01:24:41,167 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 01:24:41,168 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATION [2021-10-16 01:24:41,209 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-16 01:24:41,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-16 01:24:41,399 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 01:24:41,400 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 01:24:41,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 01:24:41 BasicIcfg [2021-10-16 01:24:41,404 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 01:24:41,405 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 01:24:41,405 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 01:24:41,406 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 01:24:41,406 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:24:26" (3/4) ... [2021-10-16 01:24:41,410 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-16 01:24:41,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2021-10-16 01:24:41,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2021-10-16 01:24:41,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure thread3 [2021-10-16 01:24:41,430 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-10-16 01:24:41,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-16 01:24:41,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 01:24:41,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-16 01:24:41,505 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/witness.graphml [2021-10-16 01:24:41,506 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 01:24:41,507 INFO L168 Benchmark]: Toolchain (without parser) took 17016.34 ms. Allocated memory was 136.3 MB in the beginning and 295.7 MB in the end (delta: 159.4 MB). Free memory was 105.5 MB in the beginning and 134.7 MB in the end (delta: -29.1 MB). Peak memory consumption was 130.7 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,508 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:24:41,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 335.74 ms. Allocated memory is still 136.3 MB. Free memory was 105.2 MB in the beginning and 110.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.61 ms. Allocated memory is still 136.3 MB. Free memory was 110.1 MB in the beginning and 107.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,510 INFO L168 Benchmark]: Boogie Preprocessor took 47.88 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,510 INFO L168 Benchmark]: RCFGBuilder took 1238.95 ms. Allocated memory is still 136.3 MB. Free memory was 105.6 MB in the beginning and 111.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,511 INFO L168 Benchmark]: TraceAbstraction took 15218.60 ms. Allocated memory was 136.3 MB in the beginning and 295.7 MB in the end (delta: 159.4 MB). Free memory was 110.8 MB in the beginning and 138.5 MB in the end (delta: -27.7 MB). Peak memory consumption was 131.4 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,511 INFO L168 Benchmark]: Witness Printer took 100.67 ms. Allocated memory is still 295.7 MB. Free memory was 138.5 MB in the beginning and 134.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 01:24:41,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 94.4 MB. Free memory is still 52.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 335.74 ms. Allocated memory is still 136.3 MB. Free memory was 105.2 MB in the beginning and 110.1 MB in the end (delta: -4.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.61 ms. Allocated memory is still 136.3 MB. Free memory was 110.1 MB in the beginning and 107.7 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 47.88 ms. Allocated memory is still 136.3 MB. Free memory was 107.7 MB in the beginning and 105.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1238.95 ms. Allocated memory is still 136.3 MB. Free memory was 105.6 MB in the beginning and 111.4 MB in the end (delta: -5.8 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 15218.60 ms. Allocated memory was 136.3 MB in the beginning and 295.7 MB in the end (delta: 159.4 MB). Free memory was 110.8 MB in the beginning and 138.5 MB in the end (delta: -27.7 MB). Peak memory consumption was 131.4 MB. Max. memory is 16.1 GB. * Witness Printer took 100.67 ms. Allocated memory is still 295.7 MB. Free memory was 138.5 MB in the beginning and 134.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 29045, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 2709, negative conditional: 2681, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26806, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 470, negative conditional: 442, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26806, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 470, negative conditional: 442, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 22091, positive unconditional: 4245, negative: 1981, negative conditional: 1511, negative unconditional: 470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 7176, positive unconditional: 19160, negative: 1981, negative conditional: 709, negative unconditional: 1272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 7176, positive unconditional: 19160, negative: 1981, negative conditional: 709, negative unconditional: 1272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2884, positive: 2825, positive conditional: 38, positive unconditional: 2787, negative: 59, negative conditional: 31, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2884, positive: 2786, positive conditional: 0, positive unconditional: 2786, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 39, positive conditional: 34, positive unconditional: 5, negative: 59, negative conditional: 31, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 615, positive: 179, positive conditional: 128, positive unconditional: 51, negative: 436, negative conditional: 203, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 28317, positive: 23511, positive conditional: 7138, positive unconditional: 16373, negative: 1922, negative conditional: 678, negative unconditional: 1244, unknown: 2884, unknown conditional: 69, unknown unconditional: 2815] , Statistics on independence cache: Total cache size (in pairs): 2884, Positive cache size: 2825, Positive conditional cache size: 38, Positive unconditional cache size: 2787, Negative cache size: 59, Negative conditional cache size: 31, Negative unconditional cache size: 28, Eliminated conditions: 15717, Maximal queried relation: 6, Independence queries for same thread: 2239 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 522, Number of persistent set computation: 792, Number of trivial persistent sets: 379, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3709, positive: 3681, positive conditional: 0, positive unconditional: 3681, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 29045, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 2709, negative conditional: 2681, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 26806, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 470, negative conditional: 442, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 26806, positive: 26336, positive conditional: 22655, positive unconditional: 3681, negative: 470, negative conditional: 442, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 22091, positive unconditional: 4245, negative: 1981, negative conditional: 1511, negative unconditional: 470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 7176, positive unconditional: 19160, negative: 1981, negative conditional: 709, negative unconditional: 1272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 28317, positive: 26336, positive conditional: 7176, positive unconditional: 19160, negative: 1981, negative conditional: 709, negative unconditional: 1272, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2884, positive: 2825, positive conditional: 38, positive unconditional: 2787, negative: 59, negative conditional: 31, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2884, positive: 2786, positive conditional: 0, positive unconditional: 2786, negative: 98, negative conditional: 0, negative unconditional: 98, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 98, positive: 39, positive conditional: 34, positive unconditional: 5, negative: 59, negative conditional: 31, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 615, positive: 179, positive conditional: 128, positive unconditional: 51, negative: 436, negative conditional: 203, negative unconditional: 232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 28317, positive: 23511, positive conditional: 7138, positive unconditional: 16373, negative: 1922, negative conditional: 678, negative unconditional: 1244, unknown: 2884, unknown conditional: 69, unknown unconditional: 2815] , Statistics on independence cache: Total cache size (in pairs): 2884, Positive cache size: 2825, Positive conditional cache size: 38, Positive unconditional cache size: 2787, Negative cache size: 59, Negative conditional cache size: 31, Negative unconditional cache size: 28, Eliminated conditions: 15717, Maximal queried relation: 6, Independence queries for same thread: 2239 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 153]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 269 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 14970.2ms, OverallIterations: 10, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 21.7ms, PartialOrderReductionTime: 6424.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 146, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 223.8ms SsaConstructionTime, 1051.5ms SatisfiabilityAnalysisTime, 5242.3ms InterpolantComputationTime, 2787 NumberOfCodeBlocks, 2747 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 2773 ConstructedInterpolants, 0 QuantifiedInterpolants, 8665 SizeOfPredicates, 35 NumberOfNonLiveVariables, 1854 ConjunctsInSsa, 53 ConjunctsInUnsatCore, 14 InterpolantComputations, 7 PerfectInterpolantSequences, 98/131 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2021-10-16 01:24:41,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-16 01:24:41,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b5a2649-4a08-42ec-abf7-1eb366b5a86c/bin/ugemcutter-qKN3xmkmp7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...