./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/bigshot_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 748732c6f5c08b2880e141a0c898c1cec9ceb1c0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 0.2.0-7b2dab5 [2021-10-11 02:25:17,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:25:17,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:25:17,867 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:25:17,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:25:17,877 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:25:17,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:25:17,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:25:17,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:25:17,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:25:17,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:25:17,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:25:17,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:25:17,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:25:17,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:25:17,914 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:25:17,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:25:17,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:25:17,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:25:17,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:25:17,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:25:17,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:25:17,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:25:17,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:25:17,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:25:17,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:25:17,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:25:17,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:25:17,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:25:17,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:25:17,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:25:17,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:25:17,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:25:17,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:25:17,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:25:17,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:25:17,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:25:17,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:25:17,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:25:17,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:25:17,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:25:17,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:25:18,030 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:25:18,032 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:25:18,034 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:25:18,034 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:25:18,034 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:25:18,035 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:25:18,035 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:25:18,035 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:25:18,043 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:25:18,044 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:25:18,045 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:25:18,045 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:25:18,046 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:25:18,046 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:25:18,046 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:25:18,047 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:25:18,047 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:25:18,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:25:18,048 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:25:18,048 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:25:18,048 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:25:18,049 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:25:18,049 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:25:18,049 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:25:18,049 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:25:18,050 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:25:18,050 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:25:18,050 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:25:18,051 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:25:18,052 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:25:18,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:18,053 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:25:18,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:25:18,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:25:18,054 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:25:18,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:25:18,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:25:18,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:25:18,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:25:18,056 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 748732c6f5c08b2880e141a0c898c1cec9ceb1c0 [2021-10-11 02:25:18,375 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:25:18,411 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:25:18,414 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:25:18,418 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:25:18,420 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:25:18,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/pthread/bigshot_p.i [2021-10-11 02:25:18,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/data/caed07a7f/73cb2f6e366b46bba8d9cb9937d75efa/FLAGb8884f531 [2021-10-11 02:25:19,221 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:25:19,223 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/sv-benchmarks/c/pthread/bigshot_p.i [2021-10-11 02:25:19,259 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/data/caed07a7f/73cb2f6e366b46bba8d9cb9937d75efa/FLAGb8884f531 [2021-10-11 02:25:19,437 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/data/caed07a7f/73cb2f6e366b46bba8d9cb9937d75efa [2021-10-11 02:25:19,441 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:25:19,443 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:25:19,445 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:19,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:25:19,449 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:25:19,451 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:19" (1/1) ... [2021-10-11 02:25:19,453 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d896d2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:19, skipping insertion in model container [2021-10-11 02:25:19,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:25:19" (1/1) ... [2021-10-11 02:25:19,463 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:25:19,533 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:25:20,154 WARN L226 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_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/sv-benchmarks/c/pthread/bigshot_p.i[55202,55215] [2021-10-11 02:25:20,179 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:20,201 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:25:20,245 WARN L226 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_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/sv-benchmarks/c/pthread/bigshot_p.i[55202,55215] [2021-10-11 02:25:20,250 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:25:20,504 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:25:20,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20 WrapperNode [2021-10-11 02:25:20,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:25:20,506 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:20,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:25:20,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:25:20,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,562 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:25:20,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:25:20,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:25:20,605 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:25:20,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,616 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,633 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,634 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,656 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,664 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... [2021-10-11 02:25:20,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:25:20,682 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:25:20,682 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:25:20,683 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:25:20,684 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:25:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:25:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 02:25:20,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-10-11 02:25:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 02:25:20,795 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-10-11 02:25:20,795 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-10-11 02:25:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-10-11 02:25:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-10-11 02:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 02:25:20,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 02:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 02:25:20,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:25:20,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:25:20,801 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-11 02:25:21,293 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:25:21,293 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-10-11 02:25:21,296 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:21 BoogieIcfgContainer [2021-10-11 02:25:21,296 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:25:21,298 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:25:21,298 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:25:21,303 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:25:21,303 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:25:19" (1/3) ... [2021-10-11 02:25:21,304 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381be029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:21, skipping insertion in model container [2021-10-11 02:25:21,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:25:20" (2/3) ... [2021-10-11 02:25:21,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@381be029 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:25:21, skipping insertion in model container [2021-10-11 02:25:21,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:21" (3/3) ... [2021-10-11 02:25:21,307 INFO L111 eAbstractionObserver]: Analyzing ICFG bigshot_p.i [2021-10-11 02:25:21,325 WARN L169 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-11 02:25:21,326 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:25:21,329 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-10-11 02:25:21,330 INFO L354 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-11 02:25:21,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,383 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,384 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,384 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,384 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,385 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,385 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,386 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,387 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,388 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,389 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,390 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,390 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,390 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,390 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,391 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,392 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,393 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,393 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,393 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,394 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,394 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,395 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,396 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,397 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,398 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,399 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,400 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,400 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,400 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,400 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,400 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,401 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,401 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,401 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,401 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,402 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,403 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,404 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,405 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,406 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,407 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,408 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,409 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,410 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,413 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,413 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#product| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,413 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,414 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,414 WARN L313 ript$VariableManager]: TermVariabe thread1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#sizeOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#t~malloc5.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,414 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,415 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,415 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#amountOfFields| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,415 WARN L313 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork0_#Ultimate.meminit_#ptr.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,421 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,421 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,422 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,422 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,422 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,422 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,422 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,423 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_dest.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,423 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#t~strcpy~res7.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,423 WARN L313 ript$VariableManager]: TermVariabe thread2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,423 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,424 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_src.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,424 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~offset15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,424 WARN L313 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork1_#Ultimate.C_strcpy_#t~mem16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-11 02:25:21,433 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-10-11 02:25:21,447 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:25:21,473 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:25:21,473 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:25:21,474 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:25:21,474 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:25:21,474 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:25:21,474 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:25:21,474 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:25:21,475 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:25:21,490 INFO L120 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-11 02:25:21,493 INFO L135 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 77 places, 77 transitions, 176 flow [2021-10-11 02:25:21,497 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 77 places, 77 transitions, 176 flow [2021-10-11 02:25:21,500 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 77 places, 77 transitions, 176 flow [2021-10-11 02:25:21,573 INFO L129 PetriNetUnfolder]: 6/77 cut-off events. [2021-10-11 02:25:21,574 INFO L130 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2021-10-11 02:25:21,591 INFO L84 FinitePrefix]: Finished finitePrefix Result has 88 conditions, 77 events. 6/77 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 92 event pairs, 0 based on Foata normal form. 0/71 useless extension candidates. Maximal degree in co-relation 46. Up to 3 conditions per place. [2021-10-11 02:25:21,595 INFO L116 LiptonReduction]: Number of co-enabled transitions 568 [2021-10-11 02:25:24,914 WARN L197 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-10-11 02:25:25,018 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2021-10-11 02:25:25,126 WARN L197 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2021-10-11 02:25:25,579 WARN L197 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2021-10-11 02:25:26,252 WARN L197 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2021-10-11 02:25:26,386 WARN L197 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-10-11 02:25:26,617 WARN L197 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 81 [2021-10-11 02:25:26,724 WARN L197 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2021-10-11 02:25:26,951 INFO L131 LiptonReduction]: Checked pairs total: 1625 [2021-10-11 02:25:26,951 INFO L133 LiptonReduction]: Total number of compositions: 70 [2021-10-11 02:25:26,957 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 27 places, 25 transitions, 72 flow [2021-10-11 02:25:26,968 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 66 states. [2021-10-11 02:25:26,969 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states. [2021-10-11 02:25:26,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-11 02:25:26,976 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:26,977 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:26,977 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:26,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:26,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1544787156, now seen corresponding path program 1 times [2021-10-11 02:25:26,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:25:26,993 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [285421510] [2021-10-11 02:25:26,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:25:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:25:27,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:25:27,285 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [285421510] [2021-10-11 02:25:27,285 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:25:27,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:25:27,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825841300] [2021-10-11 02:25:27,290 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:25:27,291 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-11 02:25:27,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:25:27,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:25:27,307 INFO L87 Difference]: Start difference. First operand 66 states. Second operand 4 states. [2021-10-11 02:25:27,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:25:27,379 INFO L93 Difference]: Finished difference Result 66 states and 131 transitions. [2021-10-11 02:25:27,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:25:27,381 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 14 [2021-10-11 02:25:27,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:25:27,392 INFO L225 Difference]: With dead ends: 66 [2021-10-11 02:25:27,392 INFO L226 Difference]: Without dead ends: 65 [2021-10-11 02:25:27,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:25:27,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-10-11 02:25:27,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-10-11 02:25:27,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2021-10-11 02:25:27,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 130 transitions. [2021-10-11 02:25:27,442 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 130 transitions. Word has length 14 [2021-10-11 02:25:27,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:25:27,443 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 130 transitions. [2021-10-11 02:25:27,443 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:25:27,443 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2021-10-11 02:25:27,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-11 02:25:27,447 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:25:27,447 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:25:27,447 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 02:25:27,447 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:25:27,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:25:27,452 INFO L82 PathProgramCache]: Analyzing trace with hash -443973128, now seen corresponding path program 2 times [2021-10-11 02:25:27,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-11 02:25:27,455 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1583916726] [2021-10-11 02:25:27,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 02:25:27,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:25:27,531 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:25:27,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 02:25:27,576 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 02:25:27,617 INFO L173 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-11 02:25:27,618 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 02:25:27,619 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 02:25:27,645 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,646 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,647 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,647 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,648 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,648 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,648 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,649 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,649 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,649 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,656 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,661 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,662 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,662 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,663 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,663 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,664 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,664 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:25:27 BasicIcfg [2021-10-11 02:25:27,692 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:25:27,692 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:25:27,692 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:25:27,693 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:25:27,693 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:25:21" (3/4) ... [2021-10-11 02:25:27,695 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-11 02:25:27,702 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,702 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,703 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,703 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,703 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,703 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,704 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,704 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,704 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,704 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,705 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,705 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,705 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,705 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,706 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,706 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,706 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,706 WARN L417 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-11 02:25:27,746 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddbd763d-9cb2-4754-8d97-7e0d9a724ee4/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:25:27,746 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:25:27,747 INFO L168 Benchmark]: Toolchain (without parser) took 8304.09 ms. Allocated memory was 81.8 MB in the beginning and 176.2 MB in the end (delta: 94.4 MB). Free memory was 47.0 MB in the beginning and 112.1 MB in the end (delta: -65.1 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:27,748 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 40.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:27,749 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1060.35 ms. Allocated memory was 81.8 MB in the beginning and 121.6 MB in the end (delta: 39.8 MB). Free memory was 46.8 MB in the beginning and 78.8 MB in the end (delta: -31.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:27,749 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.85 ms. Allocated memory is still 121.6 MB. Free memory was 78.8 MB in the beginning and 76.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:27,750 INFO L168 Benchmark]: Boogie Preprocessor took 77.74 ms. Allocated memory is still 121.6 MB. Free memory was 76.1 MB in the beginning and 74.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:27,750 INFO L168 Benchmark]: RCFGBuilder took 614.16 ms. Allocated memory is still 121.6 MB. Free memory was 74.9 MB in the beginning and 50.9 MB in the end (delta: 24.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:27,751 INFO L168 Benchmark]: TraceAbstraction took 6393.95 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 50.3 MB in the beginning and 117.4 MB in the end (delta: -67.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:25:27,752 INFO L168 Benchmark]: Witness Printer took 53.80 ms. Allocated memory is still 176.2 MB. Free memory was 117.4 MB in the beginning and 112.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-11 02:25:27,758 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 81.8 MB. Free memory was 45.9 MB in the beginning and 45.8 MB in the end (delta: 40.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1060.35 ms. Allocated memory was 81.8 MB in the beginning and 121.6 MB in the end (delta: 39.8 MB). Free memory was 46.8 MB in the beginning and 78.8 MB in the end (delta: -31.9 MB). Peak memory consumption was 35.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.85 ms. Allocated memory is still 121.6 MB. Free memory was 78.8 MB in the beginning and 76.1 MB in the end (delta: 2.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.74 ms. Allocated memory is still 121.6 MB. Free memory was 76.1 MB in the beginning and 74.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 614.16 ms. Allocated memory is still 121.6 MB. Free memory was 74.9 MB in the beginning and 50.9 MB in the end (delta: 24.0 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6393.95 ms. Allocated memory was 121.6 MB in the beginning and 176.2 MB in the end (delta: 54.5 MB). Free memory was 50.3 MB in the beginning and 117.4 MB in the end (delta: -67.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 53.80 ms. Allocated memory is still 176.2 MB. Free memory was 117.4 MB in the beginning and 112.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks 393 VarBasedMoverChecksPositive, 31 VarBasedMoverChecksNegative, 1 SemBasedMoverChecksPositive, 30 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 0.4s, 57 CheckedPairsTotal, LiptonReductionStatistics: ReductionTime: 5.4s, 77 PlacesBefore, 27 PlacesAfterwards, 77 TransitionsBefore, 25 TransitionsAfterwards, 568 CoEnabledTransitionPairs, 6 FixpointIterations, 32 TrivialSequentialCompositions, 18 ConcurrentSequentialCompositions, 10 TrivialYvCompositions, 8 ConcurrentYvCompositions, 2 ChoiceCompositions, 70 TotalNumberOfCompositions, 1625 MoverChecksTotal - CounterExampleResult [Line: 1107]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1108] 0 char *v; [L1121] 0 pthread_t t1, t2; [L1122] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) VAL [v={0:0}] [L1123] FCALL, FORK 0 pthread_create(&t2, 0, thread2, 0) VAL [v={0:0}] [L1124] 0 \read(t1) VAL [v={0:0}] [L1116] COND FALSE 2 !(\read(*v)) [L1117] 2 return 0; [L1111] 1 v = calloc(8, sizeof(char)) [L1112] 1 return 0; [L1124] FCALL, JOIN 1 pthread_join(t1, 0) VAL [v={-1:0}] [L1125] 0 \read(t2) VAL [v={-1:0}] [L1125] FCALL, JOIN 2 pthread_join(t2, 0) VAL [v={-1:0}] [L1126] 0 !v || v[0] == 'B' [L1126] EXPR 0 v[0] [L1126] 0 !v || v[0] == 'B' [L1107] COND TRUE 0 !expression [L1107] 0 reach_error() VAL [v={-1:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 6.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 5.4s, HoareTripleCheckerStatistics: 38 SDtfs, 35 SDslu, 33 SDs, 0 SdLazy, 13 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 28 NumberOfCodeBlocks, 28 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 0 QuantifiedInterpolants, 364 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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! Received shutdown request...