./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF --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 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:52:04,138 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:52:04,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:52:04,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:52:04,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:52:04,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:52:04,227 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:52:04,231 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:52:04,234 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:52:04,239 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:52:04,241 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:52:04,243 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:52:04,243 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:52:04,246 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:52:04,248 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:52:04,252 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:52:04,254 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:52:04,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:52:04,258 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:52:04,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:52:04,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:52:04,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:52:04,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:52:04,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:52:04,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:52:04,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:52:04,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:52:04,287 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:52:04,287 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:52:04,289 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:52:04,289 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:52:04,290 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:52:04,292 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:52:04,294 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:52:04,295 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:52:04,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:52:04,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:52:04,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:52:04,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:52:04,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:52:04,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:52:04,299 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-12 23:52:04,346 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:52:04,346 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:52:04,348 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:52:04,348 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:52:04,348 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:52:04,348 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:52:04,349 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:52:04,349 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:52:04,355 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:52:04,355 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:52:04,356 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:52:04,357 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:52:04,357 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:52:04,357 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:52:04,358 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:52:04,358 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:52:04,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:52:04,359 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-12 23:52:04,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:52:04,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-12 23:52:04,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:52:04,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:52:04,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:52:04,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:52:04,361 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:52:04,361 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-12 23:52:04,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:52:04,361 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:52:04,362 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:52:04,363 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:52:04,364 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:52:04,364 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:52:04,364 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:52:04,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:52:04,365 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:52:04,365 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:52:04,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:52:04,365 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:52:04,366 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:52:04,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:52:04,366 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_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6cbe8dd40fecf4391efe5e4ba3939c64a9fdbbfb53083def47a68bbefda43a3c [2021-11-12 23:52:04,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:52:04,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:52:04,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:52:04,679 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:52:04,680 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:52:04,681 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-11-12 23:52:04,741 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/data/a5d3e983d/8327e0f2d6e4459480a56950d3df28e0/FLAG87737a5fa [2021-11-12 23:52:05,256 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:52:05,275 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c [2021-11-12 23:52:05,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/data/a5d3e983d/8327e0f2d6e4459480a56950d3df28e0/FLAG87737a5fa [2021-11-12 23:52:05,603 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/data/a5d3e983d/8327e0f2d6e4459480a56950d3df28e0 [2021-11-12 23:52:05,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:52:05,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:52:05,612 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:52:05,612 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:52:05,617 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:52:05,618 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:52:05" (1/1) ... [2021-11-12 23:52:05,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd1e3ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:05, skipping insertion in model container [2021-11-12 23:52:05,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:52:05" (1/1) ... [2021-11-12 23:52:05,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:52:05,668 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:52:05,979 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2021-11-12 23:52:05,983 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:52:05,991 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:52:06,025 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/sv-benchmarks/c/weaver/parallel-barrier-loop.wvr.c[5938,5951] [2021-11-12 23:52:06,041 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:52:06,056 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:52:06,057 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06 WrapperNode [2021-11-12 23:52:06,057 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:52:06,058 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:52:06,058 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:52:06,059 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:52:06,066 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,102 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:52:06,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:52:06,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:52:06,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:52:06,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,116 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,117 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,126 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,133 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:52:06,138 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:52:06,138 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:52:06,138 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:52:06,139 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (1/1) ... [2021-11-12 23:52:06,146 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:52:06,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:52:06,185 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:52:06,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21d8e12a-98b1-49da-a973-b3805b458980/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:52:06,231 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-12 23:52:06,233 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-12 23:52:06,233 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-12 23:52:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-12 23:52:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-12 23:52:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-12 23:52:06,234 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-12 23:52:06,234 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-12 23:52:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-12 23:52:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-12 23:52:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-12 23:52:06,235 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-12 23:52:06,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-12 23:52:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:52:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-12 23:52:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-12 23:52:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-12 23:52:06,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:52:06,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:52:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-12 23:52:06,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:52:06,240 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-12 23:52:06,907 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:52:06,907 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-12 23:52:06,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:52:06 BoogieIcfgContainer [2021-11-12 23:52:06,910 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:52:06,912 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:52:06,912 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:52:06,916 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:52:06,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:52:05" (1/3) ... [2021-11-12 23:52:06,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4c87ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:52:06, skipping insertion in model container [2021-11-12 23:52:06,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:52:06" (2/3) ... [2021-11-12 23:52:06,918 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4c87ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:52:06, skipping insertion in model container [2021-11-12 23:52:06,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:52:06" (3/3) ... [2021-11-12 23:52:06,919 INFO L111 eAbstractionObserver]: Analyzing ICFG parallel-barrier-loop.wvr.c [2021-11-12 23:52:06,924 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-12 23:52:06,925 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:52:06,925 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:52:06,925 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-12 23:52:06,988 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,989 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,990 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,991 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,992 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,993 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,994 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,995 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,996 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,997 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,998 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:06,999 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,000 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,001 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,002 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,002 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,002 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,002 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,003 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,003 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,003 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,003 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,004 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,004 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,004 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,004 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,005 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,006 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,006 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,006 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,006 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,007 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,007 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,008 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,008 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,008 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,008 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,009 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,009 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,009 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,009 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,009 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,010 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,010 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,010 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,011 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,011 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,012 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,012 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,013 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,013 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,014 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,014 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,014 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,014 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,015 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,015 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,015 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,015 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,016 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,016 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,016 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,017 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,017 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,017 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,018 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,018 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,018 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,019 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,019 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,019 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,020 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,020 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,021 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,021 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,021 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,021 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,022 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,022 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,023 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,024 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,024 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,024 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,024 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,025 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,025 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,025 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,025 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,026 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,026 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,026 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,026 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,027 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,027 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,027 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,027 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,028 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,028 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,028 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,029 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,030 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,030 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,030 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,031 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,031 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,031 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,031 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,031 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,032 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,032 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,032 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,033 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,033 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,033 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,033 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,033 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,034 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,034 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,034 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,035 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,035 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,035 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,035 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,036 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,036 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,036 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,036 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,036 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,037 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,038 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,038 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,039 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,039 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,039 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,039 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,040 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,040 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,040 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,040 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,041 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,041 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,041 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,042 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,042 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,043 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,043 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,043 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,043 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,044 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,044 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,045 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,045 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,045 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,046 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,046 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,046 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,046 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,047 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,047 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,047 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,048 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,048 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,048 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,048 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,049 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,049 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,050 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,050 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,053 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,053 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,054 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,054 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,054 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,054 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,055 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t5~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,055 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~pre13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,055 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,055 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_~#t6~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,056 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,056 WARN L322 ript$VariableManager]: TermVariabe |thread4Thread1of1ForFork0_#t~mem17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,057 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,058 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,058 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,058 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,058 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,060 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,061 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,062 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,063 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t2~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_~#t3~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~nondet8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~mem9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,064 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork3_#t~pre7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,066 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,066 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,066 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,067 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,067 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,068 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,068 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,068 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,069 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,069 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,070 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,070 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,070 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,071 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#t~nondet3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,071 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,072 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#t~nondet4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,072 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,072 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,072 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,073 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork4_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,074 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#t~nondet11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,074 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,074 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,075 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,075 WARN L322 ript$VariableManager]: TermVariabe |thread5Thread1of1ForFork5_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,076 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,076 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,076 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,077 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_#t~nondet12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,077 WARN L322 ript$VariableManager]: TermVariabe |thread6Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-12 23:52:07,095 INFO L148 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2021-11-12 23:52:07,151 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:52:07,158 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 [2021-11-12 23:52:07,158 INFO L340 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2021-11-12 23:52:07,181 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-12 23:52:07,199 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 257 places, 252 transitions, 576 flow [2021-11-12 23:52:07,202 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 257 places, 252 transitions, 576 flow [2021-11-12 23:52:07,204 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 257 places, 252 transitions, 576 flow [2021-11-12 23:52:07,318 INFO L129 PetriNetUnfolder]: 14/224 cut-off events. [2021-11-12 23:52:07,319 INFO L130 PetriNetUnfolder]: For 6/6 co-relation queries the response was YES. [2021-11-12 23:52:07,333 INFO L84 FinitePrefix]: Finished finitePrefix Result has 253 conditions, 224 events. 14/224 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 362 event pairs, 0 based on Foata normal form. 0/209 useless extension candidates. Maximal degree in co-relation 187. Up to 3 conditions per place. [2021-11-12 23:52:07,344 INFO L116 LiptonReduction]: Number of co-enabled transitions 10592 [2021-11-12 23:52:12,251 INFO L131 LiptonReduction]: Checked pairs total: 73806 [2021-11-12 23:52:12,251 INFO L133 LiptonReduction]: Total number of compositions: 165 [2021-11-12 23:52:12,272 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 115 places, 104 transitions, 280 flow [2021-11-12 23:52:18,223 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 111864 states, 111863 states have (on average 5.166006633113719) internal successors, (577885), 111863 states have internal predecessors, (577885), 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) [2021-11-12 23:52:18,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 111864 states, 111863 states have (on average 5.166006633113719) internal successors, (577885), 111863 states have internal predecessors, (577885), 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) [2021-11-12 23:52:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-12 23:52:20,435 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:20,436 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] [2021-11-12 23:52:20,437 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err7INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION (and 7 more)] === [2021-11-12 23:52:20,443 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:20,444 INFO L85 PathProgramCache]: Analyzing trace with hash 81737021, now seen corresponding path program 1 times [2021-11-12 23:52:20,454 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:52:20,456 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174738178] [2021-11-12 23:52:20,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:20,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:52:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:21,171 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:52:21,172 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174738178] [2021-11-12 23:52:21,172 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174738178] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:21,174 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:21,174 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-11-12 23:52:21,175 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035424891] [2021-11-12 23:52:21,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:21,180 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:52:21,181 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:52:21,207 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:52:21,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:21,430 INFO L87 Difference]: Start difference. First operand has 111864 states, 111863 states have (on average 5.166006633113719) internal successors, (577885), 111863 states have internal predecessors, (577885), 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 3 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-11-12 23:52:24,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:24,053 INFO L93 Difference]: Finished difference Result 116865 states and 600755 transitions. [2021-11-12 23:52:24,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:52:24,056 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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 51 [2021-11-12 23:52:24,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:25,735 INFO L225 Difference]: With dead ends: 116865 [2021-11-12 23:52:25,735 INFO L226 Difference]: Without dead ends: 116684 [2021-11-12 23:52:25,736 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:25,739 INFO L933 BasicCegarLoop]: 40 mSDtfsCounter, 8 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 140.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.02ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 196.90ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:25,740 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 68 Invalid, 104 Unknown, 0 Unchecked, 4.02ms Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 196.90ms Time] [2021-11-12 23:52:26,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116684 states. [2021-11-12 23:52:32,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116684 to 113828. [2021-11-12 23:52:33,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113828 states, 113827 states have (on average 5.150816590088468) internal successors, (586302), 113827 states have internal predecessors, (586302), 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) [2021-11-12 23:52:34,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113828 states to 113828 states and 586302 transitions. [2021-11-12 23:52:34,626 INFO L78 Accepts]: Start accepts. Automaton has 113828 states and 586302 transitions. Word has length 51 [2021-11-12 23:52:34,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:34,634 INFO L470 AbstractCegarLoop]: Abstraction has 113828 states and 586302 transitions. [2021-11-12 23:52:34,635 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 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) [2021-11-12 23:52:34,635 INFO L276 IsEmpty]: Start isEmpty. Operand 113828 states and 586302 transitions. [2021-11-12 23:52:35,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-12 23:52:35,247 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:35,247 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, 1, 1, 1, 1, 1] [2021-11-12 23:52:35,247 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-12 23:52:35,248 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err7INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION (and 7 more)] === [2021-11-12 23:52:35,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:35,254 INFO L85 PathProgramCache]: Analyzing trace with hash 520835277, now seen corresponding path program 1 times [2021-11-12 23:52:35,254 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:52:35,255 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7346105] [2021-11-12 23:52:35,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:35,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:52:35,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:35,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:35,434 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:52:35,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7346105] [2021-11-12 23:52:35,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7346105] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:35,435 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:35,436 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:52:35,436 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301561666] [2021-11-12 23:52:35,436 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:35,439 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:52:35,440 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:52:35,440 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:52:35,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:35,441 INFO L87 Difference]: Start difference. First operand 113828 states and 586302 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-12 23:52:37,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:37,458 INFO L93 Difference]: Finished difference Result 106116 states and 542610 transitions. [2021-11-12 23:52:37,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:52:37,462 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2021-11-12 23:52:37,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:38,287 INFO L225 Difference]: With dead ends: 106116 [2021-11-12 23:52:38,287 INFO L226 Difference]: Without dead ends: 103236 [2021-11-12 23:52:38,288 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:38,289 INFO L933 BasicCegarLoop]: 64 mSDtfsCounter, 59 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.12ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 5.32ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 94.52ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:38,290 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [59 Valid, 95 Invalid, 104 Unknown, 0 Unchecked, 5.32ms Time], IncrementalHoareTripleChecker [1 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 94.52ms Time] [2021-11-12 23:52:39,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103236 states. [2021-11-12 23:52:43,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103236 to 103236. [2021-11-12 23:52:43,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103236 states, 103235 states have (on average 5.106582070034388) internal successors, (527178), 103235 states have internal predecessors, (527178), 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) [2021-11-12 23:52:45,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103236 states to 103236 states and 527178 transitions. [2021-11-12 23:52:45,401 INFO L78 Accepts]: Start accepts. Automaton has 103236 states and 527178 transitions. Word has length 59 [2021-11-12 23:52:45,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:45,402 INFO L470 AbstractCegarLoop]: Abstraction has 103236 states and 527178 transitions. [2021-11-12 23:52:45,402 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-12 23:52:45,404 INFO L276 IsEmpty]: Start isEmpty. Operand 103236 states and 527178 transitions. [2021-11-12 23:52:45,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-12 23:52:45,782 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:45,783 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, 1, 1, 1, 1, 1] [2021-11-12 23:52:45,783 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-12 23:52:45,783 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err7INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION (and 7 more)] === [2021-11-12 23:52:45,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:45,784 INFO L85 PathProgramCache]: Analyzing trace with hash -283708468, now seen corresponding path program 1 times [2021-11-12 23:52:45,784 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:52:45,784 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350964139] [2021-11-12 23:52:45,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:45,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:52:45,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:45,945 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:52:45,945 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350964139] [2021-11-12 23:52:45,945 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350964139] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:45,945 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:45,946 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:52:45,946 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102911055] [2021-11-12 23:52:45,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:45,947 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:52:45,947 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:52:45,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:52:45,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:45,948 INFO L87 Difference]: Start difference. First operand 103236 states and 527178 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-12 23:52:47,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:47,749 INFO L93 Difference]: Finished difference Result 96164 states and 487458 transitions. [2021-11-12 23:52:47,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-12 23:52:47,750 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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 59 [2021-11-12 23:52:47,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:48,816 INFO L225 Difference]: With dead ends: 96164 [2021-11-12 23:52:48,817 INFO L226 Difference]: Without dead ends: 93548 [2021-11-12 23:52:48,817 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:48,821 INFO L933 BasicCegarLoop]: 62 mSDtfsCounter, 65 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 84.53ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 1.64ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 104.83ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:48,823 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [65 Valid, 93 Invalid, 106 Unknown, 0 Unchecked, 1.64ms Time], IncrementalHoareTripleChecker [1 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 104.83ms Time] [2021-11-12 23:52:49,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93548 states. [2021-11-12 23:52:52,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93548 to 93548. [2021-11-12 23:52:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93548 states, 93547 states have (on average 5.062246785038536) internal successors, (473558), 93547 states have internal predecessors, (473558), 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) [2021-11-12 23:52:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93548 states to 93548 states and 473558 transitions. [2021-11-12 23:52:54,528 INFO L78 Accepts]: Start accepts. Automaton has 93548 states and 473558 transitions. Word has length 59 [2021-11-12 23:52:54,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:54,530 INFO L470 AbstractCegarLoop]: Abstraction has 93548 states and 473558 transitions. [2021-11-12 23:52:54,531 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2021-11-12 23:52:54,531 INFO L276 IsEmpty]: Start isEmpty. Operand 93548 states and 473558 transitions. [2021-11-12 23:52:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-12 23:52:54,941 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:54,941 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, 1, 1, 1, 1, 1] [2021-11-12 23:52:54,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-12 23:52:54,941 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err7INUSE_VIOLATION, thread1Err8INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION (and 7 more)] === [2021-11-12 23:52:54,942 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:54,942 INFO L85 PathProgramCache]: Analyzing trace with hash 329663773, now seen corresponding path program 1 times [2021-11-12 23:52:54,942 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-12 23:52:54,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [991165707] [2021-11-12 23:52:54,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:54,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-12 23:52:54,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:55,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-12 23:52:55,047 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-12 23:52:55,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [991165707] [2021-11-12 23:52:55,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [991165707] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-12 23:52:55,048 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-12 23:52:55,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-12 23:52:55,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [388828907] [2021-11-12 23:52:55,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:55,049 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-12 23:52:55,049 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-12 23:52:55,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-12 23:52:55,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-12 23:52:55,050 INFO L87 Difference]: Start difference. First operand 93548 states and 473558 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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)