./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs --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 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:26:53,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:26:53,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:26:53,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:26:53,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:26:53,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:26:53,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:26:53,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:26:53,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:26:53,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:26:53,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:26:53,236 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:26:53,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:26:53,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:26:53,242 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:26:53,247 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:26:53,249 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:26:53,250 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:26:53,252 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:26:53,261 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:26:53,263 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:26:53,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:26:53,268 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:26:53,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:26:53,278 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:26:53,279 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:26:53,279 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:26:53,281 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:26:53,282 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:26:53,284 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:26:53,285 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:26:53,286 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:26:53,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:26:53,289 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:26:53,290 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:26:53,290 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:26:53,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:26:53,291 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:26:53,291 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:26:53,292 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:26:53,293 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:26:53,293 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-19 14:26:53,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:26:53,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:26:53,320 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:26:53,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:26:53,320 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:26:53,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:26:53,321 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:26:53,321 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:26:53,321 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:26:53,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:26:53,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:26:53,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:26:53,322 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:26:53,322 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:26:53,323 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:26:53,323 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:26:53,324 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:26:53,324 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:26:53,324 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:26:53,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:26:53,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:26:53,325 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:26:53,325 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:26:53,325 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:26:53,325 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:26:53,325 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:26:53,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:26:53,326 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:26:53,326 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:26:53,326 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:26:53,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:26:53,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:26:53,327 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:26:53,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:26:53,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:26:53,327 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:26:53,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:26:53,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:26:53,328 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:26:53,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:26:53,328 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_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2021-11-19 14:26:53,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:26:53,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:26:53,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:26:53,658 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:26:53,659 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:26:53,660 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-19 14:26:53,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7cd030c51/b8e93daff56d43a591aac28f0c2f3010/FLAG72574983b [2021-11-19 14:26:54,291 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:26:54,292 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-19 14:26:54,311 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7cd030c51/b8e93daff56d43a591aac28f0c2f3010/FLAG72574983b [2021-11-19 14:26:54,615 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7cd030c51/b8e93daff56d43a591aac28f0c2f3010 [2021-11-19 14:26:54,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:26:54,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:26:54,623 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:26:54,623 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:26:54,626 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:26:54,627 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:26:54" (1/1) ... [2021-11-19 14:26:54,628 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fe0efae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:54, skipping insertion in model container [2021-11-19 14:26:54,629 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:26:54" (1/1) ... [2021-11-19 14:26:54,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:26:54,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:26:54,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-19 14:26:54,898 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:26:54,907 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-19 14:26:54,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79d360fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:54, skipping insertion in model container [2021-11-19 14:26:54,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:26:54,909 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:26:54,911 INFO L158 Benchmark]: Toolchain (without parser) took 290.74ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 44.1MB in the beginning and 76.6MB in the end (delta: -32.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 14:26:54,912 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:26:54,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.51ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 43.9MB in the beginning and 76.6MB in the end (delta: -32.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-19 14:26:54,915 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 81.8MB. Free memory is still 61.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.51ms. Allocated memory was 81.8MB in the beginning and 100.7MB in the end (delta: 18.9MB). Free memory was 43.9MB in the beginning and 76.6MB in the end (delta: -32.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 183]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs --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 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:26:57,166 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:26:57,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:26:57,217 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:26:57,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:26:57,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:26:57,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:26:57,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:26:57,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:26:57,245 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:26:57,247 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:26:57,248 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:26:57,249 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:26:57,252 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:26:57,254 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:26:57,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:26:57,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:26:57,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:26:57,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:26:57,271 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:26:57,273 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:26:57,274 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:26:57,277 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:26:57,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:26:57,288 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:26:57,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:26:57,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:26:57,291 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:26:57,291 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:26:57,292 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:26:57,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:26:57,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:26:57,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:26:57,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:26:57,298 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:26:57,299 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:26:57,300 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:26:57,300 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:26:57,300 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:26:57,302 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:26:57,303 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:26:57,303 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-19 14:26:57,348 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:26:57,349 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:26:57,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:26:57,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:26:57,350 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:26:57,350 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:26:57,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:26:57,351 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:26:57,352 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:26:57,352 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:26:57,354 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:26:57,354 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-19 14:26:57,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-19 14:26:57,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:26:57,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:26:57,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:26:57,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:26:57,356 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:26:57,356 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:26:57,356 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:26:57,356 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-19 14:26:57,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:26:57,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:26:57,357 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:26:57,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:26:57,357 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:26:57,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:26:57,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:26:57,358 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:26:57,358 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:26:57,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:26:57,358 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:26:57,359 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:26:57,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:26:57,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:26:57,360 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:26:57,360 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b8fef41c3119c5f4fc9586ebd31a4ff7152be41d9f2f8da139e8cd34cf0da86 [2021-11-19 14:26:57,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:26:57,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:26:57,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:26:57,753 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:26:57,754 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:26:57,755 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-19 14:26:57,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7587e5742/5e2e5daf451342f1a0e7a4a101aff674/FLAG8db841d98 [2021-11-19 14:26:58,342 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:26:58,344 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2021-11-19 14:26:58,356 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7587e5742/5e2e5daf451342f1a0e7a4a101aff674/FLAG8db841d98 [2021-11-19 14:26:58,676 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/data/7587e5742/5e2e5daf451342f1a0e7a4a101aff674 [2021-11-19 14:26:58,679 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:26:58,680 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:26:58,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:26:58,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:26:58,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:26:58,687 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:26:58" (1/1) ... [2021-11-19 14:26:58,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d297337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:58, skipping insertion in model container [2021-11-19 14:26:58,689 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:26:58" (1/1) ... [2021-11-19 14:26:58,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:26:58,718 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:26:58,922 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-19 14:26:58,935 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:26:58,986 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:26:58,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:26:59,025 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-19 14:26:59,032 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:26:59,038 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:26:59,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c[4372,4385] [2021-11-19 14:26:59,089 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:26:59,108 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:26:59,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59 WrapperNode [2021-11-19 14:26:59,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:26:59,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:26:59,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:26:59,110 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:26:59,118 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,131 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,164 INFO L137 Inliner]: procedures = 31, calls = 95, calls flagged for inlining = 21, calls inlined = 27, statements flattened = 275 [2021-11-19 14:26:59,164 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:26:59,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:26:59,165 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:26:59,165 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:26:59,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,201 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,222 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,233 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:26:59,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:26:59,238 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:26:59,238 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:26:59,239 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (1/1) ... [2021-11-19 14:26:59,249 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:26:59,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:26:59,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:26:59,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:26:59,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:26:59,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:26:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:26:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:26:59,324 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-19 14:26:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-19 14:26:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-19 14:26:59,325 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-19 14:26:59,325 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-19 14:26:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-19 14:26:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-19 14:26:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-19 14:26:59,326 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-19 14:26:59,326 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-19 14:26:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-19 14:26:59,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-19 14:26:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-19 14:26:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-19 14:26:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:26:59,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:26:59,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:26:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:26:59,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:26:59,330 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-19 14:26:59,534 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:26:59,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:27:00,261 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:27:00,526 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:27:00,526 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-19 14:27:00,529 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:27:00 BoogieIcfgContainer [2021-11-19 14:27:00,529 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:27:00,533 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:27:00,533 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:27:00,536 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:27:00,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:26:58" (1/3) ... [2021-11-19 14:27:00,538 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46297910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:27:00, skipping insertion in model container [2021-11-19 14:27:00,538 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:26:59" (2/3) ... [2021-11-19 14:27:00,539 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46297910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:27:00, skipping insertion in model container [2021-11-19 14:27:00,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:27:00" (3/3) ... [2021-11-19 14:27:00,548 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2021-11-19 14:27:00,555 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-19 14:27:00,555 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:27:00,555 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:27:00,555 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-19 14:27:00,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,623 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,624 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,625 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,626 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,626 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,626 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,627 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,627 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,627 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,628 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,628 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,628 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,628 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,628 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,629 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,630 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,630 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,630 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,630 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,630 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,631 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,631 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,631 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,632 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,633 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,634 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,634 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,634 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,634 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,634 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,635 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,636 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,636 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,637 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,637 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,637 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,637 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,637 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,638 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,638 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,638 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,638 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,639 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,640 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,640 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,641 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,642 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,644 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,644 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,645 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,646 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,652 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,653 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,654 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,655 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,656 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,657 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,658 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,658 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,662 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,663 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,664 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,665 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,666 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,667 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,668 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,670 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,671 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,671 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,671 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,672 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,672 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,672 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,672 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,672 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,673 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,673 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,673 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,673 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,673 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,674 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,675 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,676 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,677 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,678 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,679 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,680 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,681 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,685 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,686 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,687 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,687 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,688 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,689 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,689 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,689 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,689 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,689 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,690 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,691 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,692 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,693 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,693 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,693 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,693 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,693 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,694 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,695 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,696 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,696 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,696 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,696 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,697 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,697 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,697 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,697 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,698 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,699 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,699 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,700 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,701 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,702 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,706 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,707 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,708 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,722 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,722 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,723 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,723 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,723 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,723 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,723 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,733 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,733 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,734 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,734 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,734 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,735 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,735 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,735 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,735 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,735 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,736 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,737 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,737 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,738 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,739 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,739 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,740 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,741 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,741 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,741 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,741 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,741 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,742 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,742 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,742 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,742 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,743 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,744 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,744 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,744 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,744 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~nondet12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~pre11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,745 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#t~mem14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,746 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork5_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,746 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~mem3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,747 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~post2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,748 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~mem7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,749 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~post6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,750 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,751 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,751 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,751 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,751 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~nondet15#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~mem17#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,752 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,753 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~post16#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,753 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,753 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,753 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork1_#t~ret18#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,754 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~mem21#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,754 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~ret22#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,754 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~nondet19#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,754 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,754 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#t~post20#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,755 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,756 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork3_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-19 14:27:00,762 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-11-19 14:27:00,817 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:27:00,829 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-19 14:27:00,829 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-19 14:27:00,854 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-19 14:27:00,873 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 251 places, 250 transitions, 572 flow [2021-11-19 14:27:00,876 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 251 places, 250 transitions, 572 flow [2021-11-19 14:27:00,878 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 251 places, 250 transitions, 572 flow [2021-11-19 14:27:01,063 INFO L129 PetriNetUnfolder]: 18/222 cut-off events. [2021-11-19 14:27:01,064 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-19 14:27:01,072 INFO L84 FinitePrefix]: Finished finitePrefix Result has 251 conditions, 222 events. 18/222 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 281 event pairs, 0 based on Foata normal form. 0/203 useless extension candidates. Maximal degree in co-relation 190. Up to 3 conditions per place. [2021-11-19 14:27:01,082 INFO L116 LiptonReduction]: Number of co-enabled transitions 7312 [2021-11-19 14:27:14,543 INFO L131 LiptonReduction]: Checked pairs total: 33947 [2021-11-19 14:27:14,544 INFO L133 LiptonReduction]: Total number of compositions: 192 [2021-11-19 14:27:14,552 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 92 places, 82 transitions, 236 flow [2021-11-19 14:27:14,877 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 5101 states, 5100 states have (on average 4.53) internal successors, (23103), 5100 states have internal predecessors, (23103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:14,900 INFO L276 IsEmpty]: Start isEmpty. Operand has 5101 states, 5100 states have (on average 4.53) internal successors, (23103), 5100 states have internal predecessors, (23103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:14,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:27:14,958 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:14,959 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:14,960 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:14,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:14,966 INFO L85 PathProgramCache]: Analyzing trace with hash -434931459, now seen corresponding path program 1 times [2021-11-19 14:27:14,980 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:14,980 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415432614] [2021-11-19 14:27:14,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:14,981 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:14,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:14,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:15,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:27:15,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:15,278 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:27:15,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:15,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:15,733 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:15,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:15,978 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:15,979 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415432614] [2021-11-19 14:27:15,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [415432614] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:15,980 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:15,981 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:27:15,982 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286026452] [2021-11-19 14:27:15,983 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:15,988 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:27:15,989 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:16,042 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:27:16,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:27:16,066 INFO L87 Difference]: Start difference. First operand has 5101 states, 5100 states have (on average 4.53) internal successors, (23103), 5100 states have internal predecessors, (23103), 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) Second operand has 5 states, 4 states have (on average 18.25) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:17,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:17,103 INFO L93 Difference]: Finished difference Result 14004 states and 64831 transitions. [2021-11-19 14:27:17,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:27:17,106 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 5 states have internal predecessors, (73), 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) Word has length 52 [2021-11-19 14:27:17,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:17,457 INFO L225 Difference]: With dead ends: 14004 [2021-11-19 14:27:17,457 INFO L226 Difference]: Without dead ends: 13823 [2021-11-19 14:27:17,519 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:27:17,523 INFO L933 BasicCegarLoop]: 39 mSDtfsCounter, 109 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 195 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 195 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:17,524 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [109 Valid, 87 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 195 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:27:17,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13823 states. [2021-11-19 14:27:18,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13823 to 6985. [2021-11-19 14:27:18,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6985 states, 6984 states have (on average 4.467926689576174) internal successors, (31204), 6984 states have internal predecessors, (31204), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:18,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6985 states to 6985 states and 31204 transitions. [2021-11-19 14:27:18,718 INFO L78 Accepts]: Start accepts. Automaton has 6985 states and 31204 transitions. Word has length 52 [2021-11-19 14:27:18,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:18,722 INFO L470 AbstractCegarLoop]: Abstraction has 6985 states and 31204 transitions. [2021-11-19 14:27:18,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 5 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:18,739 INFO L276 IsEmpty]: Start isEmpty. Operand 6985 states and 31204 transitions. [2021-11-19 14:27:18,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-19 14:27:18,840 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:18,840 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:18,867 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-19 14:27:19,041 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:19,041 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:19,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:19,042 INFO L85 PathProgramCache]: Analyzing trace with hash -196614933, now seen corresponding path program 2 times [2021-11-19 14:27:19,043 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:19,043 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1074188875] [2021-11-19 14:27:19,043 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-19 14:27:19,043 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:19,063 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:19,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:27:19,233 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-19 14:27:19,233 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:27:19,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:27:19,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:19,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:19,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:19,732 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:19,732 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1074188875] [2021-11-19 14:27:19,732 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1074188875] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:19,732 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:19,733 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-19 14:27:19,733 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195416457] [2021-11-19 14:27:19,733 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:19,735 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:27:19,735 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:19,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:27:19,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:27:19,736 INFO L87 Difference]: Start difference. First operand 6985 states and 31204 transitions. Second operand has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:20,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:20,669 INFO L93 Difference]: Finished difference Result 15472 states and 71544 transitions. [2021-11-19 14:27:20,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-19 14:27:20,670 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 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) Word has length 52 [2021-11-19 14:27:20,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:20,931 INFO L225 Difference]: With dead ends: 15472 [2021-11-19 14:27:20,931 INFO L226 Difference]: Without dead ends: 15291 [2021-11-19 14:27:20,932 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:27:20,934 INFO L933 BasicCegarLoop]: 44 mSDtfsCounter, 88 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:20,937 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [88 Valid, 91 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:27:20,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15291 states. [2021-11-19 14:27:21,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15291 to 7065. [2021-11-19 14:27:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7065 states, 7064 states have (on average 4.462061155152888) internal successors, (31520), 7064 states have internal predecessors, (31520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:21,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7065 states to 7065 states and 31520 transitions. [2021-11-19 14:27:21,729 INFO L78 Accepts]: Start accepts. Automaton has 7065 states and 31520 transitions. Word has length 52 [2021-11-19 14:27:21,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:21,738 INFO L470 AbstractCegarLoop]: Abstraction has 7065 states and 31520 transitions. [2021-11-19 14:27:21,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.75) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:21,739 INFO L276 IsEmpty]: Start isEmpty. Operand 7065 states and 31520 transitions. [2021-11-19 14:27:21,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-19 14:27:21,850 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:21,850 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:21,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:22,063 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:22,070 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:22,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:22,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1412469978, now seen corresponding path program 1 times [2021-11-19 14:27:22,072 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:22,073 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160884709] [2021-11-19 14:27:22,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:22,073 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:22,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:22,074 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:22,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:27:22,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:22,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-19 14:27:22,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:22,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:22,432 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:22,569 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:22,569 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:22,570 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160884709] [2021-11-19 14:27:22,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160884709] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:22,570 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:22,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-19 14:27:22,571 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391720358] [2021-11-19 14:27:22,571 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:22,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-19 14:27:22,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:22,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-19 14:27:22,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:27:22,573 INFO L87 Difference]: Start difference. First operand 7065 states and 31520 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:23,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:23,076 INFO L93 Difference]: Finished difference Result 7065 states and 30330 transitions. [2021-11-19 14:27:23,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-19 14:27:23,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) Word has length 54 [2021-11-19 14:27:23,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:23,153 INFO L225 Difference]: With dead ends: 7065 [2021-11-19 14:27:23,153 INFO L226 Difference]: Without dead ends: 6867 [2021-11-19 14:27:23,153 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-19 14:27:23,155 INFO L933 BasicCegarLoop]: 33 mSDtfsCounter, 50 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:23,155 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 50 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2021-11-19 14:27:23,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6867 states. [2021-11-19 14:27:23,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6867 to 6867. [2021-11-19 14:27:23,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6867 states, 6866 states have (on average 4.301339935916109) internal successors, (29533), 6866 states have internal predecessors, (29533), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6867 states to 6867 states and 29533 transitions. [2021-11-19 14:27:23,650 INFO L78 Accepts]: Start accepts. Automaton has 6867 states and 29533 transitions. Word has length 54 [2021-11-19 14:27:23,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:23,651 INFO L470 AbstractCegarLoop]: Abstraction has 6867 states and 29533 transitions. [2021-11-19 14:27:23,651 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:23,651 INFO L276 IsEmpty]: Start isEmpty. Operand 6867 states and 29533 transitions. [2021-11-19 14:27:23,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-19 14:27:23,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:23,701 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:23,718 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:23,913 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:23,914 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:23,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:23,914 INFO L85 PathProgramCache]: Analyzing trace with hash 1518467016, now seen corresponding path program 1 times [2021-11-19 14:27:23,915 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:23,915 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [367810557] [2021-11-19 14:27:23,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:23,915 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:23,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:23,917 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:23,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:27:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:24,086 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-19 14:27:24,088 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:24,479 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:24,480 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:24,705 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:24,705 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:24,705 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [367810557] [2021-11-19 14:27:24,705 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [367810557] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:24,705 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:24,706 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-11-19 14:27:24,706 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803846741] [2021-11-19 14:27:24,706 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:24,706 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:27:24,706 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:24,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:27:24,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:27:24,707 INFO L87 Difference]: Start difference. First operand 6867 states and 29533 transitions. Second operand has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:25,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:25,801 INFO L93 Difference]: Finished difference Result 10031 states and 41069 transitions. [2021-11-19 14:27:25,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:27:25,802 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 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) Word has length 54 [2021-11-19 14:27:25,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:25,862 INFO L225 Difference]: With dead ends: 10031 [2021-11-19 14:27:25,862 INFO L226 Difference]: Without dead ends: 8523 [2021-11-19 14:27:25,863 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=69, Invalid=113, Unknown=0, NotChecked=0, Total=182 [2021-11-19 14:27:25,964 INFO L933 BasicCegarLoop]: 57 mSDtfsCounter, 267 mSDsluCounter, 384 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 267 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 446 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:25,965 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [267 Valid, 198 Invalid, 446 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2021-11-19 14:27:25,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8523 states. [2021-11-19 14:27:26,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8523 to 6199. [2021-11-19 14:27:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6199 states, 6198 states have (on average 4.1918360761535975) internal successors, (25981), 6198 states have internal predecessors, (25981), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:26,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6199 states to 6199 states and 25981 transitions. [2021-11-19 14:27:26,259 INFO L78 Accepts]: Start accepts. Automaton has 6199 states and 25981 transitions. Word has length 54 [2021-11-19 14:27:26,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:26,261 INFO L470 AbstractCegarLoop]: Abstraction has 6199 states and 25981 transitions. [2021-11-19 14:27:26,261 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.11111111111111) internal successors, (91), 9 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 6199 states and 25981 transitions. [2021-11-19 14:27:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-19 14:27:26,284 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:26,285 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:26,299 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:26,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:26,497 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:26,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:26,498 INFO L85 PathProgramCache]: Analyzing trace with hash -2145795002, now seen corresponding path program 1 times [2021-11-19 14:27:26,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:26,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1839100704] [2021-11-19 14:27:26,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:26,499 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:26,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:26,500 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:26,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:27:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:26,690 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-19 14:27:26,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:27,131 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:27,131 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:27,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:27,598 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:27,598 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1839100704] [2021-11-19 14:27:27,598 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1839100704] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:27:27,599 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [766305757] [2021-11-19 14:27:27,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:27,599 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:27:27,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:27:27,604 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:27:27,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2021-11-19 14:27:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:27,876 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:27:27,879 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:28,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:28,215 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:28,405 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [766305757] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:28,405 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:27:28,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [6, 6] total 17 [2021-11-19 14:27:28,406 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163697048] [2021-11-19 14:27:28,406 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:28,406 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:27:28,406 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:28,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:27:28,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:27:28,407 INFO L87 Difference]: Start difference. First operand 6199 states and 25981 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:29,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:29,399 INFO L93 Difference]: Finished difference Result 14271 states and 56395 transitions. [2021-11-19 14:27:29,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:27:29,400 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 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) Word has length 54 [2021-11-19 14:27:29,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:29,481 INFO L225 Difference]: With dead ends: 14271 [2021-11-19 14:27:29,482 INFO L226 Difference]: Without dead ends: 13311 [2021-11-19 14:27:29,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:27:29,483 INFO L933 BasicCegarLoop]: 34 mSDtfsCounter, 380 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 381 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 380 SdHoareTripleChecker+Valid, 174 SdHoareTripleChecker+Invalid, 386 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 381 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:29,483 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [380 Valid, 174 Invalid, 386 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 381 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-19 14:27:29,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13311 states. [2021-11-19 14:27:29,919 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13311 to 7570. [2021-11-19 14:27:29,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7570 states, 7569 states have (on average 4.141630334258158) internal successors, (31348), 7569 states have internal predecessors, (31348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7570 states to 7570 states and 31348 transitions. [2021-11-19 14:27:29,973 INFO L78 Accepts]: Start accepts. Automaton has 7570 states and 31348 transitions. Word has length 54 [2021-11-19 14:27:29,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:29,973 INFO L470 AbstractCegarLoop]: Abstraction has 7570 states and 31348 transitions. [2021-11-19 14:27:29,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 7 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:29,974 INFO L276 IsEmpty]: Start isEmpty. Operand 7570 states and 31348 transitions. [2021-11-19 14:27:30,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-19 14:27:30,000 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:30,000 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:30,011 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:30,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:30,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:30,403 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:30,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:30,404 INFO L85 PathProgramCache]: Analyzing trace with hash -929985150, now seen corresponding path program 2 times [2021-11-19 14:27:30,404 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:30,404 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [72799550] [2021-11-19 14:27:30,405 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-19 14:27:30,405 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:30,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:30,406 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:30,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-19 14:27:30,670 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-11-19 14:27:30,670 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:27:30,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-19 14:27:30,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:30,982 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:30,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:31,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:31,248 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:31,248 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [72799550] [2021-11-19 14:27:31,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [72799550] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:31,248 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:27:31,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 9 [2021-11-19 14:27:31,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605965356] [2021-11-19 14:27:31,249 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:31,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-19 14:27:31,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:31,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-19 14:27:31,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:27:31,250 INFO L87 Difference]: Start difference. First operand 7570 states and 31348 transitions. Second operand has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:32,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:32,200 INFO L93 Difference]: Finished difference Result 12344 states and 51602 transitions. [2021-11-19 14:27:32,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:27:32,203 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 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) Word has length 54 [2021-11-19 14:27:32,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:32,247 INFO L225 Difference]: With dead ends: 12344 [2021-11-19 14:27:32,248 INFO L226 Difference]: Without dead ends: 11566 [2021-11-19 14:27:32,248 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2021-11-19 14:27:32,249 INFO L933 BasicCegarLoop]: 59 mSDtfsCounter, 393 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 434 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 393 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 434 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:32,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [393 Valid, 185 Invalid, 459 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 434 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-11-19 14:27:32,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11566 states. [2021-11-19 14:27:32,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11566 to 9242. [2021-11-19 14:27:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9242 states, 9241 states have (on average 4.214695379287956) internal successors, (38948), 9241 states have internal predecessors, (38948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9242 states to 9242 states and 38948 transitions. [2021-11-19 14:27:32,666 INFO L78 Accepts]: Start accepts. Automaton has 9242 states and 38948 transitions. Word has length 54 [2021-11-19 14:27:32,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:32,667 INFO L470 AbstractCegarLoop]: Abstraction has 9242 states and 38948 transitions. [2021-11-19 14:27:32,667 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.0) internal successors, (81), 9 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:32,667 INFO L276 IsEmpty]: Start isEmpty. Operand 9242 states and 38948 transitions. [2021-11-19 14:27:32,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-19 14:27:32,703 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:32,704 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:32,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:32,921 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:27:32,922 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:32,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:32,922 INFO L85 PathProgramCache]: Analyzing trace with hash -493222026, now seen corresponding path program 3 times [2021-11-19 14:27:32,923 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:32,923 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1859540882] [2021-11-19 14:27:32,923 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:27:32,923 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:32,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:32,925 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:32,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-19 14:27:33,197 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:27:33,197 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:27:33,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-19 14:27:33,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:33,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:33,637 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:34,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:34,053 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:34,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1859540882] [2021-11-19 14:27:34,053 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1859540882] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:27:34,053 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [872686882] [2021-11-19 14:27:34,053 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-19 14:27:34,054 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:27:34,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:27:34,055 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:27:34,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2021-11-19 14:27:34,647 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-11-19 14:27:34,647 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-19 14:27:34,675 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-19 14:27:34,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:35,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:35,015 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:35,196 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-19 14:27:35,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [872686882] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:27:35,196 INFO L186 FreeRefinementEngine]: Found 2 perfect and 2 imperfect interpolant sequences. [2021-11-19 14:27:35,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [6, 6] total 17 [2021-11-19 14:27:35,197 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80002671] [2021-11-19 14:27:35,197 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:27:35,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-19 14:27:35,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:35,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-19 14:27:35,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=204, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:27:35,198 INFO L87 Difference]: Start difference. First operand 9242 states and 38948 transitions. Second operand has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:35,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:35,871 INFO L93 Difference]: Finished difference Result 9163 states and 36031 transitions. [2021-11-19 14:27:35,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-19 14:27:35,872 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 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) Word has length 54 [2021-11-19 14:27:35,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:35,897 INFO L225 Difference]: With dead ends: 9163 [2021-11-19 14:27:35,897 INFO L226 Difference]: Without dead ends: 7373 [2021-11-19 14:27:35,898 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=97, Invalid=283, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:27:35,898 INFO L933 BasicCegarLoop]: 29 mSDtfsCounter, 263 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 271 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 263 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 271 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:35,899 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [263 Valid, 146 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 271 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2021-11-19 14:27:35,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7373 states. [2021-11-19 14:27:36,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7373 to 7373. [2021-11-19 14:27:36,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7373 states, 7372 states have (on average 4.252170374389582) internal successors, (31347), 7372 states have internal predecessors, (31347), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7373 states to 7373 states and 31347 transitions. [2021-11-19 14:27:36,222 INFO L78 Accepts]: Start accepts. Automaton has 7373 states and 31347 transitions. Word has length 54 [2021-11-19 14:27:36,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:36,222 INFO L470 AbstractCegarLoop]: Abstraction has 7373 states and 31347 transitions. [2021-11-19 14:27:36,222 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.0) internal successors, (80), 7 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:36,222 INFO L276 IsEmpty]: Start isEmpty. Operand 7373 states and 31347 transitions. [2021-11-19 14:27:36,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-19 14:27:36,247 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:36,247 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:36,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:36,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:36,648 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:27:36,649 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:36,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:36,649 INFO L85 PathProgramCache]: Analyzing trace with hash 69515046, now seen corresponding path program 1 times [2021-11-19 14:27:36,650 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:36,650 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [961762843] [2021-11-19 14:27:36,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:36,650 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:36,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:36,651 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:36,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-11-19 14:27:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:36,795 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-19 14:27:36,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 14:27:37,169 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:37,459 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 14:27:37,459 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:27:37,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [961762843] [2021-11-19 14:27:37,459 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [961762843] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:27:37,459 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [933927298] [2021-11-19 14:27:37,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:37,459 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:27:37,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:27:37,461 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:27:37,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2021-11-19 14:27:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:37,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-19 14:27:37,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:37,999 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:27:38,000 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:38,360 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-19 14:27:38,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [933927298] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:27:38,360 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202658631] [2021-11-19 14:27:38,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:38,361 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:27:38,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:27:38,362 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:27:38,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-11-19 14:27:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:38,469 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-19 14:27:38,471 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 14:27:38,721 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:27:38,896 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-19 14:27:38,896 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202658631] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-19 14:27:38,896 INFO L186 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2021-11-19 14:27:38,896 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6, 6, 6, 6] total 20 [2021-11-19 14:27:38,897 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310333000] [2021-11-19 14:27:38,897 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2021-11-19 14:27:38,898 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2021-11-19 14:27:38,898 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:27:38,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-11-19 14:27:38,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=290, Unknown=0, NotChecked=0, Total=380 [2021-11-19 14:27:38,898 INFO L87 Difference]: Start difference. First operand 7373 states and 31347 transitions. Second operand has 20 states, 20 states have (on average 7.8) internal successors, (156), 20 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:41,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:27:41,254 INFO L93 Difference]: Finished difference Result 18833 states and 80221 transitions. [2021-11-19 14:27:41,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-11-19 14:27:41,254 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 7.8) internal successors, (156), 20 states have internal predecessors, (156), 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) Word has length 56 [2021-11-19 14:27:41,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:27:41,327 INFO L225 Difference]: With dead ends: 18833 [2021-11-19 14:27:41,327 INFO L226 Difference]: Without dead ends: 18833 [2021-11-19 14:27:41,328 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 315 SyntacticMatches, 1 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=390, Invalid=1092, Unknown=0, NotChecked=0, Total=1482 [2021-11-19 14:27:41,329 INFO L933 BasicCegarLoop]: 55 mSDtfsCounter, 995 mSDsluCounter, 1235 mSDsCounter, 0 mSdLazyCounter, 1141 mSolverCounterSat, 92 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 995 SdHoareTripleChecker+Valid, 522 SdHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 1141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:27:41,329 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [995 Valid, 522 Invalid, 1233 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 1141 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2021-11-19 14:27:41,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18833 states. [2021-11-19 14:27:41,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18833 to 9353. [2021-11-19 14:27:41,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9353 states, 9352 states have (on average 4.31415739948674) internal successors, (40346), 9352 states have internal predecessors, (40346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:41,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9353 states to 9353 states and 40346 transitions. [2021-11-19 14:27:41,964 INFO L78 Accepts]: Start accepts. Automaton has 9353 states and 40346 transitions. Word has length 56 [2021-11-19 14:27:41,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:27:41,964 INFO L470 AbstractCegarLoop]: Abstraction has 9353 states and 40346 transitions. [2021-11-19 14:27:41,965 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 7.8) internal successors, (156), 20 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-19 14:27:41,965 INFO L276 IsEmpty]: Start isEmpty. Operand 9353 states and 40346 transitions. [2021-11-19 14:27:41,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-19 14:27:41,998 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:27:41,999 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:27:42,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:42,227 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2021-11-19 14:27:42,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2021-11-19 14:27:42,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt [2021-11-19 14:27:42,619 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION (and 7 more)] === [2021-11-19 14:27:42,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:27:42,620 INFO L85 PathProgramCache]: Analyzing trace with hash 960253873, now seen corresponding path program 1 times [2021-11-19 14:27:42,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:27:42,621 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [163018414] [2021-11-19 14:27:42,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:27:42,621 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:27:42,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:27:42,621 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:27:42,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-11-19 14:27:42,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:27:42,873 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-19 14:27:42,876 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:27:42,905 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 15 [2021-11-19 14:27:43,270 INFO L354 Elim1Store]: treesize reduction 163, result has 15.1 percent of original size [2021-11-19 14:27:43,271 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 39 [2021-11-19 14:31:38,504 WARN L227 SmtUtils]: Spent 3.77m on a formula simplification. DAG size of input: 339 DAG size of output: 143 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-19 14:31:38,506 INFO L354 Elim1Store]: treesize reduction 1426, result has 21.7 percent of original size [2021-11-19 14:31:38,507 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 36 case distinctions, treesize of input 100 treesize of output 456 [2021-11-19 14:35:16,275 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-11-19 14:35:16,277 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:35:16,277 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [163018414] [2021-11-19 14:35:16,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-11-19 14:35:16,278 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") [2021-11-19 14:35:16,278 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1019095242] [2021-11-19 14:35:16,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:35:16,278 INFO L168 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2021-11-19 14:35:16,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 [2021-11-19 14:35:16,279 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2021-11-19 14:35:16,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2021-11-19 14:35:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:35:16,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-19 14:35:16,982 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:35:16,987 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-11-19 14:35:16,987 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1917703699] [2021-11-19 14:35:16,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:35:16,987 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:35:16,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:35:16,990 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-19 14:35:16,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-11-19 14:35:17,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:35:17,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 35 conjunts are in the unsatisfiable core [2021-11-19 14:35:17,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:35:17,214 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken [2021-11-19 14:35:17,214 INFO L186 FreeRefinementEngine]: Found 0 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:35:17,214 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2021-11-19 14:35:17,215 ERROR L172 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2021-11-19 14:35:17,215 INFO L628 BasicCegarLoop]: Counterexample might be feasible [2021-11-19 14:35:17,222 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 11 remaining) [2021-11-19 14:35:17,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err3INUSE_VIOLATION (9 of 11 remaining) [2021-11-19 14:35:17,224 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Err8INUSE_VIOLATION (8 of 11 remaining) [2021-11-19 14:35:17,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (7 of 11 remaining) [2021-11-19 14:35:17,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9INUSE_VIOLATION (6 of 11 remaining) [2021-11-19 14:35:17,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err4INUSE_VIOLATION (5 of 11 remaining) [2021-11-19 14:35:17,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Err5INUSE_VIOLATION (4 of 11 remaining) [2021-11-19 14:35:17,225 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err2INUSE_VIOLATION (3 of 11 remaining) [2021-11-19 14:35:17,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread1Thread1of1ForFork5Err7INUSE_VIOLATION (2 of 11 remaining) [2021-11-19 14:35:17,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err1INUSE_VIOLATION (1 of 11 remaining) [2021-11-19 14:35:17,226 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread4Thread1of1ForFork0Err6INUSE_VIOLATION (0 of 11 remaining) [2021-11-19 14:35:17,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2021-11-19 14:35:17,448 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2021-11-19 14:35:17,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-11-19 14:35:17,838 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/cvc4 --incremental --print-success --lang smt,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9395746a-256b-43a0-a97a-36f6c7891942/bin/utaipan-UbGMyvGFUs/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-19 14:35:17,839 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1] [2021-11-19 14:35:17,842 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-19 14:35:17,842 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 14:35:17,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:35:17 BasicIcfg [2021-11-19 14:35:17,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 14:35:17,870 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 14:35:17,870 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 14:35:17,870 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 14:35:17,871 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:27:00" (3/4) ... [2021-11-19 14:35:17,873 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-19 14:35:17,873 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 14:35:17,873 INFO L158 Benchmark]: Toolchain (without parser) took 499193.14ms. Allocated memory was 56.6MB in the beginning and 3.1GB in the end (delta: 3.1GB). Free memory was 34.7MB in the beginning and 2.7GB in the end (delta: -2.7GB). Peak memory consumption was 400.2MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,874 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:35:17,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 427.25ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 35.5MB in the end (delta: -970.3kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,874 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.98ms. Allocated memory is still 56.6MB. Free memory was 35.3MB in the beginning and 32.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,874 INFO L158 Benchmark]: Boogie Preprocessor took 69.18ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 30.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,875 INFO L158 Benchmark]: RCFGBuilder took 1294.64ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.5MB in the beginning and 31.7MB in the end (delta: -1.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,875 INFO L158 Benchmark]: TraceAbstraction took 497336.75ms. Allocated memory was 69.2MB in the beginning and 3.1GB in the end (delta: 3.1GB). Free memory was 31.4MB in the beginning and 2.7GB in the end (delta: -2.7GB). Peak memory consumption was 384.9MB. Max. memory is 16.1GB. [2021-11-19 14:35:17,875 INFO L158 Benchmark]: Witness Printer took 2.78ms. Allocated memory is still 3.1GB. Free memory is still 2.7GB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:35:17,877 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory is still 37.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 427.25ms. Allocated memory is still 56.6MB. Free memory was 34.5MB in the beginning and 35.5MB in the end (delta: -970.3kB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.98ms. Allocated memory is still 56.6MB. Free memory was 35.3MB in the beginning and 32.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.18ms. Allocated memory is still 56.6MB. Free memory was 32.8MB in the beginning and 30.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1294.64ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 30.5MB in the beginning and 31.7MB in the end (delta: -1.2MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * TraceAbstraction took 497336.75ms. Allocated memory was 69.2MB in the beginning and 3.1GB in the end (delta: 3.1GB). Free memory was 31.4MB in the beginning and 2.7GB in the end (delta: -2.7GB). Peak memory consumption was 384.9MB. Max. memory is 16.1GB. * Witness Printer took 2.78ms. Allocated memory is still 3.1GB. Free memory is still 2.7GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 13.7s, 251 PlacesBefore, 92 PlacesAfterwards, 250 TransitionsBefore, 82 TransitionsAfterwards, 7312 CoEnabledTransitionPairs, 8 FixpointIterations, 110 TrivialSequentialCompositions, 42 ConcurrentSequentialCompositions, 18 TrivialYvCompositions, 13 ConcurrentYvCompositions, 9 ChoiceCompositions, 192 TotalNumberOfCompositions, 33947 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 20470, positive: 19938, positive conditional: 0, positive unconditional: 19938, negative: 532, negative conditional: 0, negative unconditional: 532, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5266, positive: 5169, positive conditional: 0, positive unconditional: 5169, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5266, positive: 5150, positive conditional: 0, positive unconditional: 5150, negative: 116, negative conditional: 0, negative unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 116, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 97, negative conditional: 0, negative unconditional: 97, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1649, positive: 99, positive conditional: 0, positive unconditional: 99, negative: 1550, negative conditional: 0, negative unconditional: 1550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 20470, positive: 14769, positive conditional: 0, positive unconditional: 14769, negative: 435, negative conditional: 0, negative unconditional: 435, unknown: 5266, unknown conditional: 0, unknown unconditional: 5266] , Statistics on independence cache: Total cache size (in pairs): 1178, Positive cache size: 1121, Positive conditional cache size: 0, Positive unconditional cache size: 1121, Negative cache size: 57, Negative conditional cache size: 0, Negative unconditional cache size: 57 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 174]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L41] 0 int* X_0; [L42] 0 int n_1, s_2, i_3, t_4, t_5, s_6, i_7, t_8, t_9; [L152] 0 pthread_t t1, t4; [L155] 0 n_1 = __VERIFIER_nondet_int() [L156] 0 s_2 = __VERIFIER_nondet_int() [L157] 0 i_3 = __VERIFIER_nondet_int() [L158] 0 t_4 = __VERIFIER_nondet_int() [L159] 0 t_5 = __VERIFIER_nondet_int() [L160] 0 s_6 = __VERIFIER_nondet_int() [L161] 0 i_7 = __VERIFIER_nondet_int() [L162] 0 t_8 = __VERIFIER_nondet_int() [L163] 0 t_9 = __VERIFIER_nondet_int() [L164] CALL 0 assume_abort_if_not(n_1 < 2147483647) [L38] COND FALSE 0 !(!cond) [L164] RET 0 assume_abort_if_not(n_1 < 2147483647) [L165] CALL, EXPR 0 create_fresh_int_array(n_1 + 1) [L180] CALL 0 assume_abort_if_not(size >= 0) [L38] COND TRUE 0 !cond [L180] RET 0 assume_abort_if_not(size >= 0) [L181] CALL 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L38] COND FALSE 0 !(!cond) [L181] RET 0 assume_abort_if_not(size <= (((size_t) 4294967295) / sizeof(int))) [L183] 0 int* arr = (int*)malloc(sizeof(int) * (size_t)size); [L184] 0 int i = 0; [L184] COND TRUE 0 i < size [L185] 0 arr[i] = __VERIFIER_nondet_int() [L184] 0 i++ [L184] COND TRUE 0 i < size [L185] 0 arr[i] = __VERIFIER_nondet_int() [L184] 0 i++ [L187] 0 return arr; [L165] RET, EXPR 0 create_fresh_int_array(n_1 + 1) [L165] 0 X_0 = create_fresh_int_array(n_1 + 1) [L168] FCALL, FORK 0 pthread_create(&t1, 0, thread1, 0) [L84] 1 pthread_t t2, t3; [L87] 1 i_3 = 0 [L88] 1 s_2 = 0 [L91] FCALL, FORK 1 pthread_create(&t2, 0, thread2, 0) [L92] FCALL, FORK 1 pthread_create(&t3, 0, thread3, 0) [L66] COND TRUE 3 __VERIFIER_nondet_bool() [L68] CALL 3 assume_abort_if_not( i_3 < n_1 ) [L38] COND TRUE 3 !cond [L68] RET 3 assume_abort_if_not( i_3 < n_1 ) [L69] 3 i_3++ [L70] EXPR 3 X_0[i_3] [L70] 3 t_5 = X_0[i_3] [L93] 1 \read(t2) [L73] CALL, EXPR 3 plus(s_2, t_5) [L191] CALL 3 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L38] COND TRUE 3 !cond [L191] RET 3 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L192] CALL 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L38] COND TRUE 3 !cond [L192] RET 3 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L193] 3 return a + b; [L73] RET, EXPR 3 plus(s_2, t_5) [L73] 3 s_2 = plus(s_2, t_5) [L77] CALL 3 assume_abort_if_not( !( i_3 < n_1 ) ) [L38] COND TRUE 3 !cond [L77] RET 3 assume_abort_if_not( !( i_3 < n_1 ) ) [L80] 3 return 0; [L59] CALL 2 assume_abort_if_not( !( i_3 < n_1 ) ) [L38] COND FALSE 2 !(!cond) [L59] RET 2 assume_abort_if_not( !( i_3 < n_1 ) ) [L62] 2 return 0; [L93] FCALL, JOIN 2 pthread_join(t2, 0) [L94] 1 \read(t3) [L94] FCALL, JOIN 3 pthread_join(t3, 0) [L96] 1 return 0; [L96] 1 return 0; [L96] 1 return 0; [L169] FCALL, FORK 0 pthread_create(&t4, 0, thread4, 0) [L170] 0 \read(t1) [L170] FCALL, JOIN 1 pthread_join(t1, 0) [L136] 4 pthread_t t5, t6; [L139] 4 i_7 = 0 [L140] 4 s_6 = 0 [L171] 0 \read(t4) [L143] FCALL, FORK 4 pthread_create(&t5, 0, thread5, 0) [L100] COND TRUE 5 __VERIFIER_nondet_bool() [L102] CALL 5 assume_abort_if_not( i_7 < n_1 ) [L38] COND FALSE 5 !(!cond) [L102] RET 5 assume_abort_if_not( i_7 < n_1 ) [L103] 5 i_7++ [L104] EXPR 5 X_0[i_7] [L104] 5 t_8 = X_0[i_7] [L107] CALL, EXPR 5 plus(s_6, t_8) [L191] CALL 5 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L38] COND TRUE 5 !cond [L191] RET 5 assume_abort_if_not(b >= 0 || a >= -2147483648 - b) [L192] CALL 5 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L38] COND FALSE 5 !(!cond) [L192] RET 5 assume_abort_if_not(b <= 0 || a <= 2147483647 - b) [L193] 5 return a + b; [L107] RET, EXPR 5 plus(s_6, t_8) [L107] 5 s_6 = plus(s_6, t_8) [L100] COND FALSE 5 !(__VERIFIER_nondet_bool()) [L111] CALL 5 assume_abort_if_not( !( i_7 < n_1 ) ) [L38] COND FALSE 5 !(!cond) [L111] RET 5 assume_abort_if_not( !( i_7 < n_1 ) ) [L114] 5 return 0; [L144] FCALL, FORK 4 pthread_create(&t6, 0, thread6, 0) [L129] CALL 6 assume_abort_if_not( !( i_7 < n_1 ) ) [L38] COND TRUE 6 !cond [L129] RET 6 assume_abort_if_not( !( i_7 < n_1 ) ) [L132] 6 return 0; [L145] 4 \read(t5) [L145] FCALL, JOIN 5 pthread_join(t5, 0) [L146] 4 \read(t6) [L146] FCALL, JOIN 6 pthread_join(t6, 0) [L148] 4 return 0; [L148] 4 return 0; [L148] 4 return 0; [L171] FCALL, JOIN 4 pthread_join(t4, 0) [L173] CALL 0 assume_abort_if_not( !( s_2 == s_6 ) ) [L38] COND TRUE 0 !cond [L173] RET 0 assume_abort_if_not( !( s_2 == s_6 ) ) [L174] 0 reach_error() - UnprovableResult [Line: 92]: 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: 91]: 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: 169]: 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: 168]: 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: 144]: 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: 143]: 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: 92]: 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: 91]: 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: 144]: 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: 143]: 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 with 1 thread instances CFG has 13 procedures, 313 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 497.0s, OverallIterations: 9, TraceHistogramMax: 2, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.5s, AutomataDifference: 9.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 14.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2545 SdHoareTripleChecker+Valid, 6.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2545 mSDsluCounter, 1453 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2955 mSDsCounter, 139 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3178 IncrementalHoareTripleChecker+Invalid, 3317 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 139 mSolverCounterUnsat, 350 mSDtfsCounter, 3178 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1316 GetRequests, 1212 SyntacticMatches, 1 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 480 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=9353occurred in iteration=8, InterpolantAutomatonStates: 69, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 34933 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 460.8s InterpolantComputationTime, 708 NumberOfCodeBlocks, 708 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1276 ConstructedInterpolants, 0 QuantifiedInterpolants, 5463 SizeOfPredicates, 97 NumberOfNonLiveVariables, 2556 ConjunctsInSsa, 175 ConjunctsInUnsatCore, 24 InterpolantComputations, 14 PerfectInterpolantSequences, 24/38 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN