./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --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_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB --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 f642aa2c8450a6773cb633057d1c74c446cbd236 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 09:57:32,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 09:57:32,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 09:57:32,578 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 09:57:32,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 09:57:32,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 09:57:32,586 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 09:57:32,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 09:57:32,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 09:57:32,599 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 09:57:32,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 09:57:32,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 09:57:32,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 09:57:32,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 09:57:32,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 09:57:32,617 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 09:57:32,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 09:57:32,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 09:57:32,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 09:57:32,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 09:57:32,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 09:57:32,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 09:57:32,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 09:57:32,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 09:57:32,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 09:57:32,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 09:57:32,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 09:57:32,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 09:57:32,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 09:57:32,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 09:57:32,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 09:57:32,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 09:57:32,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 09:57:32,659 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 09:57:32,661 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 09:57:32,662 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 09:57:32,662 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 09:57:32,663 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 09:57:32,663 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 09:57:32,664 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 09:57:32,665 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 09:57:32,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-10-16 09:57:32,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 09:57:32,713 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 09:57:32,714 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-16 09:57:32,714 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-16 09:57:32,722 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-16 09:57:32,723 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-16 09:57:32,723 INFO L138 SettingsManager]: * Use SBE=true [2021-10-16 09:57:32,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 09:57:32,723 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 09:57:32,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 09:57:32,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 09:57:32,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 09:57:32,725 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 09:57:32,726 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 09:57:32,726 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 09:57:32,726 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 09:57:32,726 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 09:57:32,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 09:57:32,727 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 09:57:32,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 09:57:32,727 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 09:57:32,728 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-10-16 09:57:32,728 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 09:57:32,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:32,728 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 09:57:32,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 09:57:32,729 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 09:57:32,729 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-16 09:57:32,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 09:57:32,731 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-16 09:57:32,731 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-10-16 09:57:32,732 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 09:57:32,732 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-10-16 09:57:32,732 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-10-16 09:57:32,733 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_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f642aa2c8450a6773cb633057d1c74c446cbd236 [2021-10-16 09:57:33,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 09:57:33,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 09:57:33,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 09:57:33,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 09:57:33,029 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 09:57:33,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-10-16 09:57:33,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/data/23812cc84/c4b64363091942af8417eb8f7279e396/FLAG672aea509 [2021-10-16 09:57:33,745 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 09:57:33,745 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2021-10-16 09:57:33,777 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/data/23812cc84/c4b64363091942af8417eb8f7279e396/FLAG672aea509 [2021-10-16 09:57:33,977 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/data/23812cc84/c4b64363091942af8417eb8f7279e396 [2021-10-16 09:57:33,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 09:57:33,983 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 09:57:34,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:34,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 09:57:34,003 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 09:57:34,004 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:33" (1/1) ... [2021-10-16 09:57:34,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61189575 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:34, skipping insertion in model container [2021-10-16 09:57:34,005 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 09:57:33" (1/1) ... [2021-10-16 09:57:34,010 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 09:57:34,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 09:57:34,269 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 09:57:34,882 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_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-10-16 09:57:34,925 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 09:57:34,933 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 09:57:34,946 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-10-16 09:57:34,979 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_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i[75009,75022] [2021-10-16 09:57:34,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 09:57:35,160 INFO L208 MainTranslator]: Completed translation [2021-10-16 09:57:35,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35 WrapperNode [2021-10-16 09:57:35,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 09:57:35,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 09:57:35,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 09:57:35,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 09:57:35,171 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,203 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,238 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 09:57:35,239 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 09:57:35,239 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 09:57:35,239 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 09:57:35,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,257 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,276 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,282 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 09:57:35,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 09:57:35,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 09:57:35,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 09:57:35,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (1/1) ... [2021-10-16 09:57:35,321 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 09:57:35,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:35,357 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:35,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 09:57:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-10-16 09:57:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-16 09:57:35,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-10-16 09:57:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-16 09:57:35,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-16 09:57:35,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 09:57:35,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 09:57:35,416 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2021-10-16 09:57:35,416 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2021-10-16 09:57:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 09:57:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-16 09:57:35,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-16 09:57:35,418 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 09:57:36,109 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 09:57:36,109 INFO L299 CfgBuilder]: Removed 24 assume(true) statements. [2021-10-16 09:57:36,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:36 BoogieIcfgContainer [2021-10-16 09:57:36,112 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 09:57:36,114 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 09:57:36,114 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 09:57:36,118 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 09:57:36,118 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 09:57:33" (1/3) ... [2021-10-16 09:57:36,119 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68740ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:57:36, skipping insertion in model container [2021-10-16 09:57:36,119 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 09:57:35" (2/3) ... [2021-10-16 09:57:36,120 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68740ded and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 09:57:36, skipping insertion in model container [2021-10-16 09:57:36,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:36" (3/3) ... [2021-10-16 09:57:36,121 INFO L111 eAbstractionObserver]: Analyzing ICFG race-3_2-container_of-global.i [2021-10-16 09:57:36,127 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-16 09:57:36,127 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 09:57:36,128 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-16 09:57:36,128 INFO L516 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-16 09:57:36,164 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,164 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,165 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,165 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,165 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,165 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,165 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,166 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,166 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,166 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,166 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,166 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,167 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,168 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,169 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,169 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,169 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,169 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,170 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,170 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,170 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,171 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,171 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,171 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,171 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,171 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,172 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,172 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,172 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,173 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,173 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,173 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,173 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,174 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,174 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,174 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,175 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,175 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,175 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,175 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,176 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,176 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,176 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,176 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,177 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,177 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,177 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,177 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,177 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,178 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,178 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,178 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,178 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,179 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,179 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,179 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,179 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,180 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,180 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,180 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,180 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,180 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,197 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,197 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,198 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,198 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,198 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,198 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,198 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,199 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,199 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,199 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,199 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,199 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,200 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,200 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,200 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,200 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,201 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,201 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,201 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,201 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,205 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,205 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,205 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,205 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,206 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,206 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,206 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,206 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,206 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,207 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork0_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,209 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,210 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,210 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~data~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,210 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,210 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,210 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~lb~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,211 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,211 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,211 WARN L313 ript$VariableManager]: TermVariabe my_callbackThread1of1ForFork1_~__mptr~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,211 WARN L313 ript$VariableManager]: TermVariabe |my_callbackThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-16 09:57:36,230 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-10-16 09:57:36,325 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-10-16 09:57:36,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 [2021-10-16 09:57:36,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-10-16 09:57:36,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-10-16 09:57:36,381 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-10-16 09:57:36,388 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 09:57:36,388 INFO L340 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2021-10-16 09:57:36,457 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:36,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:36,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1634489351, now seen corresponding path program 1 times [2021-10-16 09:57:36,475 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:36,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1962964099] [2021-10-16 09:57:36,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:36,477 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:36,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:36,958 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 09:57:36,958 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:36,959 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1962964099] [2021-10-16 09:57:36,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1962964099] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:36,960 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:36,960 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 09:57:36,962 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276196590] [2021-10-16 09:57:36,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 09:57:36,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:36,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 09:57:36,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 09:57:36,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:36,986 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:36,987 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 6 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 09:57:36,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:37,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:37,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-16 09:57:37,112 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:37,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:37,113 INFO L82 PathProgramCache]: Analyzing trace with hash 2071666643, now seen corresponding path program 1 times [2021-10-16 09:57:37,113 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:37,113 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344334647] [2021-10-16 09:57:37,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:37,114 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:37,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:37,273 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 09:57:37,273 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:37,274 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344334647] [2021-10-16 09:57:37,274 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344334647] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:37,274 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:37,275 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 09:57:37,275 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119627890] [2021-10-16 09:57:37,276 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 09:57:37,277 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:37,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 09:57:37,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 09:57:37,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:37,278 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:37,279 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 6 states have internal predecessors, (42), 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 09:57:37,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:37,279 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:37,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:37,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:37,442 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-16 09:57:37,442 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:37,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:37,443 INFO L82 PathProgramCache]: Analyzing trace with hash 1744810852, now seen corresponding path program 1 times [2021-10-16 09:57:37,443 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:37,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108767393] [2021-10-16 09:57:37,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:37,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:37,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:37,611 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 09:57:37,612 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:37,612 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108767393] [2021-10-16 09:57:37,612 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108767393] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:37,612 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:37,613 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 09:57:37,613 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451193313] [2021-10-16 09:57:37,614 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 09:57:37,614 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:37,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 09:57:37,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 09:57:37,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:37,616 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:37,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.0) internal successors, (60), 6 states have internal predecessors, (60), 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 09:57:37,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:37,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:37,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:37,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:37,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:37,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:37,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-16 09:57:37,790 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:37,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:37,791 INFO L82 PathProgramCache]: Analyzing trace with hash -478651348, now seen corresponding path program 1 times [2021-10-16 09:57:37,791 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:37,791 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361048883] [2021-10-16 09:57:37,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:37,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:37,996 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 09:57:37,997 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:37,998 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361048883] [2021-10-16 09:57:37,999 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361048883] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:38,001 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:38,002 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-16 09:57:38,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420209720] [2021-10-16 09:57:38,007 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-16 09:57:38,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:38,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-16 09:57:38,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-16 09:57:38,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:38,010 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:38,016 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 6 states have internal predecessors, (66), 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 09:57:38,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:38,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:38,016 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:38,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:50,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:50,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:50,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:50,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:50,056 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-16 09:57:50,057 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:50,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:50,057 INFO L82 PathProgramCache]: Analyzing trace with hash 573948397, now seen corresponding path program 1 times [2021-10-16 09:57:50,058 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:50,059 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908929942] [2021-10-16 09:57:50,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:50,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:50,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:50,862 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 09:57:50,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:50,862 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908929942] [2021-10-16 09:57:50,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1908929942] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:50,863 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:50,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2021-10-16 09:57:50,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774015023] [2021-10-16 09:57:50,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-10-16 09:57:50,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:50,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-10-16 09:57:50,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2021-10-16 09:57:50,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:50,871 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:50,872 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 7.0) internal successors, (105), 15 states have internal predecessors, (105), 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 09:57:50,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:50,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:50,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:50,872 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:50,873 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:51,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:51,551 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:57:51,551 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-16 09:57:51,552 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:57:51,552 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:57:51,552 INFO L82 PathProgramCache]: Analyzing trace with hash -236231417, now seen corresponding path program 1 times [2021-10-16 09:57:51,552 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:57:51,552 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1841305948] [2021-10-16 09:57:51,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:57:51,553 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:57:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:57:53,043 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 09:57:53,044 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:57:53,044 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1841305948] [2021-10-16 09:57:53,044 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1841305948] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:57:53,044 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:57:53,044 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-10-16 09:57:53,044 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411436391] [2021-10-16 09:57:53,045 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-10-16 09:57:53,045 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:57:53,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-10-16 09:57:53,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=586, Unknown=0, NotChecked=0, Total=650 [2021-10-16 09:57:53,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:57:53,046 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:57:53,047 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 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 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2021-10-16 09:57:53,047 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:00,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:58:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:58:00,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:00,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-16 09:58:00,785 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-16 09:58:00,785 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:58:00,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:00,786 INFO L82 PathProgramCache]: Analyzing trace with hash -1358157195, now seen corresponding path program 2 times [2021-10-16 09:58:00,786 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:00,786 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [364653717] [2021-10-16 09:58:00,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:00,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:00,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:01,478 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 09:58:01,478 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:01,478 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [364653717] [2021-10-16 09:58:01,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [364653717] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:58:01,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:58:01,479 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-10-16 09:58:01,479 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804764758] [2021-10-16 09:58:01,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2021-10-16 09:58:01,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:01,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-10-16 09:58:01,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=261, Unknown=0, NotChecked=0, Total=306 [2021-10-16 09:58:01,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:01,481 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:01,481 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.833333333333333) internal successors, (105), 18 states have internal predecessors, (105), 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 09:58:01,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:01,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:58:01,481 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:01,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:58:01,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:01,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-16 09:58:01,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:58:04,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:58:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-16 09:58:04,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-16 09:58:04,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-16 09:58:04,288 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:58:04,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:04,288 INFO L82 PathProgramCache]: Analyzing trace with hash -1465694321, now seen corresponding path program 2 times [2021-10-16 09:58:04,288 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:04,288 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1432119754] [2021-10-16 09:58:04,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:04,289 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:04,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 09:58:05,540 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 09:58:05,541 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-16 09:58:05,541 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1432119754] [2021-10-16 09:58:05,541 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1432119754] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-16 09:58:05,541 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-16 09:58:05,541 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-10-16 09:58:05,541 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475859595] [2021-10-16 09:58:05,542 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2021-10-16 09:58:05,542 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-16 09:58:05,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-10-16 09:58:05,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=586, Unknown=0, NotChecked=0, Total=650 [2021-10-16 09:58:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:05,543 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-10-16 09:58:05,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 4.269230769230769) internal successors, (111), 26 states have internal predecessors, (111), 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 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-10-16 09:58:05,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-16 09:58:16,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-10-16 09:58:16,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-10-16 09:58:16,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-16 09:58:16,146 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (and 5 more)] === [2021-10-16 09:58:16,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 09:58:16,147 INFO L82 PathProgramCache]: Analyzing trace with hash 1006720033, now seen corresponding path program 3 times [2021-10-16 09:58:16,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-16 09:58:16,147 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755940927] [2021-10-16 09:58:16,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 09:58:16,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-16 09:58:16,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 09:58:16,201 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 09:58:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 09:58:16,307 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-16 09:58:16,307 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 09:58:16,308 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,310 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,310 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 09:58:16,311 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-16 09:58:16,312 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-10-16 09:58:16,312 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-16 09:58:16,323 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-16 09:58:16,323 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 09:58:16,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 09:58:16 BasicIcfg [2021-10-16 09:58:16,419 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 09:58:16,420 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 09:58:16,420 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 09:58:16,420 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 09:58:16,421 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 09:57:36" (3/4) ... [2021-10-16 09:58:16,423 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 09:58:16,527 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/witness.graphml [2021-10-16 09:58:16,527 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 09:58:16,529 INFO L168 Benchmark]: Toolchain (without parser) took 42545.50 ms. Allocated memory was 115.3 MB in the beginning and 192.9 MB in the end (delta: 77.6 MB). Free memory was 82.2 MB in the beginning and 129.3 MB in the end (delta: -47.1 MB). Peak memory consumption was 119.0 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,529 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory was 69.0 MB in the beginning and 69.0 MB in the end (delta: 63.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 09:58:16,530 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1161.37 ms. Allocated memory was 115.3 MB in the beginning and 146.8 MB in the end (delta: 31.5 MB). Free memory was 82.2 MB in the beginning and 107.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,530 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.37 ms. Allocated memory is still 146.8 MB. Free memory was 107.5 MB in the beginning and 104.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,531 INFO L168 Benchmark]: Boogie Preprocessor took 50.38 ms. Allocated memory is still 146.8 MB. Free memory was 104.5 MB in the beginning and 101.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,531 INFO L168 Benchmark]: RCFGBuilder took 821.93 ms. Allocated memory is still 146.8 MB. Free memory was 101.2 MB in the beginning and 81.5 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,531 INFO L168 Benchmark]: TraceAbstraction took 40305.72 ms. Allocated memory was 146.8 MB in the beginning and 192.9 MB in the end (delta: 46.1 MB). Free memory was 81.5 MB in the beginning and 45.9 MB in the end (delta: 35.6 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,532 INFO L168 Benchmark]: Witness Printer took 107.45 ms. Allocated memory is still 192.9 MB. Free memory was 45.9 MB in the beginning and 129.3 MB in the end (delta: -83.4 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-16 09:58:16,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 115.3 MB. Free memory was 69.0 MB in the beginning and 69.0 MB in the end (delta: 63.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1161.37 ms. Allocated memory was 115.3 MB in the beginning and 146.8 MB in the end (delta: 31.5 MB). Free memory was 82.2 MB in the beginning and 107.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 35.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 76.37 ms. Allocated memory is still 146.8 MB. Free memory was 107.5 MB in the beginning and 104.5 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.38 ms. Allocated memory is still 146.8 MB. Free memory was 104.5 MB in the beginning and 101.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 821.93 ms. Allocated memory is still 146.8 MB. Free memory was 101.2 MB in the beginning and 81.5 MB in the end (delta: 19.7 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 40305.72 ms. Allocated memory was 146.8 MB in the beginning and 192.9 MB in the end (delta: 46.1 MB). Free memory was 81.5 MB in the beginning and 45.9 MB in the end (delta: 35.6 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. * Witness Printer took 107.45 ms. Allocated memory is still 192.9 MB. Free memory was 45.9 MB in the beginning and 129.3 MB in the end (delta: -83.4 MB). Peak memory consumption was 6.3 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: 966, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 78, negative conditional: 62, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 913, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 25, negative conditional: 9, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 913, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 25, negative conditional: 9, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 976, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 88, negative conditional: 63, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 976, positive: 888, positive conditional: 64, positive unconditional: 824, negative: 88, negative conditional: 27, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 976, positive: 888, positive conditional: 64, positive unconditional: 824, negative: 88, negative conditional: 27, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 614, positive: 587, positive conditional: 1, positive unconditional: 586, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 614, positive: 586, positive conditional: 0, positive unconditional: 586, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 16, unknown conditional: 7, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27314, positive: 136, positive conditional: 136, positive unconditional: 0, negative: 199, negative conditional: 81, negative unconditional: 118, unknown: 26979, unknown conditional: 10101, unknown unconditional: 16878] ], Cache Queries: [ total: 976, positive: 301, positive conditional: 63, positive unconditional: 238, negative: 61, negative conditional: 16, negative unconditional: 45, unknown: 614, unknown conditional: 12, unknown unconditional: 602] , Statistics on independence cache: Total cache size (in pairs): 614, Positive cache size: 587, Positive conditional cache size: 1, Positive unconditional cache size: 586, Negative cache size: 27, Negative conditional cache size: 11, Negative unconditional cache size: 16, Eliminated conditions: 274, Maximal queried relation: 8, Independence queries for same thread: 53 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 17050, Number of persistent set computation: 152, Number of trivial persistent sets: 125, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 602, positive: 586, positive conditional: 0, positive unconditional: 586, negative: 16, negative conditional: 0, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 966, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 78, negative conditional: 62, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 913, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 25, negative conditional: 9, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 913, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 25, negative conditional: 9, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 976, positive: 888, positive conditional: 302, positive unconditional: 586, negative: 88, negative conditional: 63, negative unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 976, positive: 888, positive conditional: 64, positive unconditional: 824, negative: 88, negative conditional: 27, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 976, positive: 888, positive conditional: 64, positive unconditional: 824, negative: 88, negative conditional: 27, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 614, positive: 587, positive conditional: 1, positive unconditional: 586, negative: 27, negative conditional: 11, negative unconditional: 16, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 614, positive: 586, positive conditional: 0, positive unconditional: 586, negative: 28, negative conditional: 0, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 28, positive: 1, positive conditional: 1, positive unconditional: 0, negative: 11, negative conditional: 4, negative unconditional: 7, unknown: 16, unknown conditional: 7, unknown unconditional: 9] , SemanticIndependenceRelation.Query Time [ms]: [ total: 27314, positive: 136, positive conditional: 136, positive unconditional: 0, negative: 199, negative conditional: 81, negative unconditional: 118, unknown: 26979, unknown conditional: 10101, unknown unconditional: 16878] ], Cache Queries: [ total: 976, positive: 301, positive conditional: 63, positive unconditional: 238, negative: 61, negative conditional: 16, negative unconditional: 45, unknown: 614, unknown conditional: 12, unknown unconditional: 602] , Statistics on independence cache: Total cache size (in pairs): 614, Positive cache size: 587, Positive conditional cache size: 1, Positive unconditional cache size: 586, Negative cache size: 27, Negative conditional cache size: 11, Negative unconditional cache size: 16, Eliminated conditions: 274, Maximal queried relation: 8, Independence queries for same thread: 53 - 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 - CounterExampleResult [Line: 1675]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1676] 0 pthread_t t1,t2; VAL [t1={7:0}, t2={8:0}] [L1688] 0 struct device *my_dev; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1727] 0 return 0; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1733] 0 int ret = my_drv_init(); VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1734] COND TRUE 0 ret==0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1735] 0 int probe_ret; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1736] 0 struct my_data data; VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1705] 0 data->shared.a = 0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1706] 0 data->shared.b = 0 VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1707] 0 data->shared.a VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1708] 0 data->shared.b VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1709] 0 int res = __VERIFIER_nondet_int(); VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1710] COND FALSE 0 !(\read(res)) VAL [my_dev={0:0}, t1={7:0}, t2={8:0}] [L1712] 0 my_dev = &data->dev VAL [my_dev={9:24}, t1={7:0}, t2={8:0}] [L1713] FCALL, FORK 0 pthread_create(&t1, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1714] FCALL, FORK 0 pthread_create(&t2, ((void *)0), my_callback, ((void *)0)) VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1715] 0 return 0; VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1737] 0 probe_ret = my_drv_probe(&data) VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1738] COND TRUE 0 probe_ret==0 VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1721] 0 void *status; VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1722] 0 \read(t1) VAL [arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1690] 2 struct my_data *data; VAL [arg={0:0}, arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 2 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1693] 2 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1696] EXPR 2 data->shared.b [L1696] 2 int lb = data->shared.b; [L1690] 1 struct my_data *data; VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 1 const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1691] 1 data = ({ const typeof( ((struct my_data *)0)->dev ) *__mptr = (my_dev); (struct my_data *)( (char *)__mptr - ((unsigned long) &((struct my_data *)0)->dev) );}) VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1693] 1 data->shared.a = 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1696] EXPR 1 data->shared.b [L1696] 1 int lb = data->shared.b; [L1699] 2 data->shared.b = lb + 1 VAL [__mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1701] 2 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1699] 1 data->shared.b = lb + 1 VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1701] 1 return 0; VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1722] FCALL, JOIN 1 pthread_join(t1, &status) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1723] 0 \read(t2) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1723] FCALL, JOIN 2 pthread_join(t2, &status) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1740] 0 data.shared.a VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] COND FALSE 0 !(!expression) VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1741] 0 data.shared.b VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] COND TRUE 0 !expression VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] [L1675] 0 reach_error() VAL [\result={0:0}, __mptr={9:24}, arg={0:0}, arg={0:0}, data={9:0}, lb=0, my_dev={9:24}, t1={7:0}, t2={8:0}] - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1675]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1713]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1714]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 4 procedures, 164 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 39999.8ms, OverallIterations: 9, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 39.1ms, PartialOrderReductionTime: 34348.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 126, 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: 51.3ms SsaConstructionTime, 476.0ms SatisfiabilityAnalysisTime, 4508.5ms InterpolantComputationTime, 747 NumberOfCodeBlocks, 747 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 7705 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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 RESULT: Ultimate proved your program to be incorrect! [2021-10-16 09:58:16,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-10-16 09:58:16,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb825a97-8ce6-496b-a198-aa6aa00c2e1b/bin/ugemcutter-iXBUUPsApB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...